Merge remote-tracking branch 'origin/master' into xtr/react-loop-simplification

# Conflicts:
#	.agents/notes/implemented/architecture/2026-06-21-bounded-llm-request-recovery.i18n.yaml
#	.agents/notes/implemented/feature/2026-06-18-compaction-capability-seam.i18n.yaml
#	.agents/notes/implemented/feature/2026-06-18-compaction-capability-seam.md
#	.agents/notes/implemented/feature/2026-06-18-compaction-capability-seam.zh.md
#	.agents/notes/implemented/feature/2026-07-06-sandbox.i18n.yaml
#	.agents/notes/implemented/feature/2026-07-06-sandbox.md
#	.agents/notes/implemented/feature/2026-07-06-sandbox.zh.md
#	.agents/notes/implemented/feature/2026-07-27-tmux-location-context.i18n.yaml
#	.agents/notes/implemented/simplification/2026-06-20-public-agent-stop-surface.i18n.yaml
#	.agents/notes/implemented/simplification/2026-07-28-remove-synthetic-log-only-turns.i18n.yaml
#	.agents/notes/implemented/simplification/2026-07-30-private-agent-send.i18n.yaml
#	docs/architecture.i18n.yaml
#	docs/architecture.md
#	docs/architecture.zh.md
#	docs/config-catalog.md
#	docs/cordis-catalog/events.md
#	docs/cordis-catalog/services.md
#	docs/core-data-structures/compaction.i18n.yaml
#	docs/core-data-structures/core.i18n.yaml
#	docs/core-data-structures/core.md
#	docs/core-data-structures/core.zh.md
#	docs/core-data-structures/llm-streaming.i18n.yaml
#	docs/core-data-structures/llm-streaming.md
#	docs/core-data-structures/llm-streaming.zh.md
#	docs/core-data-structures/session.i18n.yaml
#	docs/event-producer-consumer.md
#	docs/module-graph.md
#	docs/persistence-catalog.md
#	examples/acp-agent/tests/goal-snapshots/goal-session/session.expected.jsonl
#	examples/acp-agent/tests/snapshots/advanced-toolchain/session.1.jsonl
#	examples/acp-agent/tests/snapshots/advanced-toolchain/session.2.jsonl
#	examples/acp-agent/tests/snapshots/advanced-toolchain/session.jsonl
#	examples/acp-agent/tests/snapshots/bash-spill/session.jsonl
#	examples/acp-agent/tests/snapshots/bash-tool-turn/session.jsonl
#	examples/acp-agent/tests/snapshots/both-mode-turn/session.jsonl
#	examples/acp-agent/tests/snapshots/cancel-tool-calls/session.jsonl
#	examples/acp-agent/tests/snapshots/cancel/session.jsonl
#	examples/acp-agent/tests/snapshots/code-mode-turn/session.jsonl
#	examples/acp-agent/tests/snapshots/code-mode-workspace-context/session.jsonl
#	examples/acp-agent/tests/snapshots/cordis-inspect-jsdoc/session.jsonl
#	examples/acp-agent/tests/snapshots/empty-response-retry/session.jsonl
#	examples/acp-agent/tests/snapshots/error-finish/session.jsonl
#	examples/acp-agent/tests/snapshots/escalation-approved/session.jsonl
#	examples/acp-agent/tests/snapshots/escalation-rejected/session.jsonl
#	examples/acp-agent/tests/snapshots/fs-edit/session.jsonl
#	examples/acp-agent/tests/snapshots/fs-escalation-approved/session.jsonl
#	examples/acp-agent/tests/snapshots/fs-glob-sampling/session.jsonl
#	examples/acp-agent/tests/snapshots/fs-policy-reject/session.jsonl
#	examples/acp-agent/tests/snapshots/fs-read-window/session.jsonl
#	examples/acp-agent/tests/snapshots/fs-read/session.jsonl
#	examples/acp-agent/tests/snapshots/fs-write-overwrite/session.jsonl
#	examples/acp-agent/tests/snapshots/fs-write/session.jsonl
#	examples/acp-agent/tests/snapshots/hook-cc-invalid-matcher/session.jsonl
#	examples/acp-agent/tests/snapshots/hook-cc-posttool-block/session.jsonl
#	examples/acp-agent/tests/snapshots/hook-cc-posttool-context/session.jsonl
#	examples/acp-agent/tests/snapshots/hook-cc-pretool-ask/session.jsonl
#	examples/acp-agent/tests/snapshots/hook-cc-pretool-deny/session.jsonl
#	examples/acp-agent/tests/snapshots/hook-cc-promptsubmit-context/session.jsonl
#	examples/acp-agent/tests/snapshots/hook-cc-stop-continue/session.jsonl
#	examples/acp-agent/tests/snapshots/hook-codex-invalid-matcher/session.jsonl
#	examples/acp-agent/tests/snapshots/hook-codex-posttool-block/session.jsonl
#	examples/acp-agent/tests/snapshots/hook-codex-posttool-context/session.jsonl
#	examples/acp-agent/tests/snapshots/hook-codex-pretool-block/session.jsonl
#	examples/acp-agent/tests/snapshots/hook-codex-promptsubmit-context/session.jsonl
#	examples/acp-agent/tests/snapshots/hook-codex-stop-continue/session.jsonl
#	examples/acp-agent/tests/snapshots/lsp-definition/session.jsonl
#	examples/acp-agent/tests/snapshots/multi-turn/session.jsonl
#	examples/acp-agent/tests/snapshots/packed-chunks/session.jsonl
#	examples/acp-agent/tests/snapshots/parallel-tool-calls/session.jsonl
#	examples/acp-agent/tests/snapshots/pty-tools/session.jsonl
#	examples/acp-agent/tests/snapshots/repeat-tool-guard/session.jsonl
#	examples/acp-agent/tests/snapshots/session-query-spill/session.jsonl
#	examples/acp-agent/tests/snapshots/session-sandbox-root/session.jsonl
#	examples/acp-agent/tests/snapshots/session-title-after-turn/session.jsonl
#	examples/acp-agent/tests/snapshots/skill-load/session.jsonl
#	examples/acp-agent/tests/snapshots/subagent-depth-two-rejection/session.1.jsonl
#	examples/acp-agent/tests/snapshots/subagent-depth-two-rejection/session.2.jsonl
#	examples/acp-agent/tests/snapshots/subagent-depth-two-rejection/session.jsonl
#	examples/acp-agent/tests/snapshots/subagent-fork/session.1.jsonl
#	examples/acp-agent/tests/snapshots/subagent-fork/session.jsonl
#	examples/acp-agent/tests/snapshots/subagent-mixed/session.1.jsonl
#	examples/acp-agent/tests/snapshots/subagent-mixed/session.2.jsonl
#	examples/acp-agent/tests/snapshots/subagent-mixed/session.jsonl
#	examples/acp-agent/tests/snapshots/subagent-multi/session.1.jsonl
#	examples/acp-agent/tests/snapshots/subagent-multi/session.2.jsonl
#	examples/acp-agent/tests/snapshots/subagent-multi/session.jsonl
#	examples/acp-agent/tests/snapshots/subagent-spawn/session.1.jsonl
#	examples/acp-agent/tests/snapshots/subagent-spawn/session.jsonl
#	examples/acp-agent/tests/snapshots/text-turn/session.jsonl
#	examples/acp-agent/tests/snapshots/todo-write/session.jsonl
#	examples/acp-agent/tests/snapshots/tool-call-turn/session.jsonl
#	examples/acp-agent/tests/snapshots/web-fetch/session.jsonl
#	examples/acp-agent/tests/snapshots/workflow-run/session.1.jsonl
#	examples/acp-agent/tests/snapshots/workflow-run/session.jsonl
#	examples/acp-agent/tests/snapshots/workspace-context/session.jsonl
#	examples/acp-agent/tests/snapshots/workspace-edit/session.jsonl
#	examples/headless-agent/tests/semantic-checkpoint-snapshots/tool-outcome-unknown/session.expected.jsonl
#	examples/headless-agent/tests/snapshots/advanced-toolchain/session.1.jsonl
#	examples/headless-agent/tests/snapshots/advanced-toolchain/session.2.jsonl
#	examples/headless-agent/tests/snapshots/advanced-toolchain/session.jsonl
#	examples/headless-agent/tests/snapshots/advanced-toolchain/stream-json.expected.jsonl
#	examples/headless-agent/tests/snapshots/goal-tools/stream-json.expected.jsonl
#	examples/headless-agent/tests/snapshots/missing-credential/stream-json.expected.jsonl
#	examples/headless-agent/tests/snapshots/provider-retry/stream-json.expected.jsonl
#	examples/headless-agent/tests/snapshots/pty-tools/session.jsonl
#	examples/headless-agent/tests/snapshots/pty-tools/stream-json.expected.jsonl
#	examples/headless-agent/tests/snapshots/ralph-loop/stream-json.expected.jsonl
#	examples/headless-agent/tests/subagent-inheritance-snapshots/parent-override/child.expected.jsonl
#	examples/headless-agent/tests/subagent-inheritance-snapshots/parent-override/parent.expected.jsonl
#	examples/jsonrpc-agent/tests/snapshots/bash-tool/notifications.expected.jsonl
#	examples/jsonrpc-agent/tests/snapshots/bash-tool/session.jsonl
#	examples/jsonrpc-agent/tests/snapshots/persistent-tools/notifications.expected.jsonl
#	examples/jsonrpc-agent/tests/snapshots/persistent-tools/session.jsonl
#	examples/jsonrpc-agent/tests/snapshots/subagent-spawn/notifications.expected.jsonl
#	examples/jsonrpc-agent/tests/snapshots/subagent-spawn/session.1.jsonl
#	examples/jsonrpc-agent/tests/snapshots/subagent-spawn/session.jsonl
#	examples/jsonrpc-agent/tests/snapshots/text-turn/notifications.expected.jsonl
#	examples/jsonrpc-agent/tests/snapshots/text-turn/session.jsonl
#	packages/client/runtime/README.i18n.yaml
#	packages/client/runtime/src/client/sessions/request-inspection.ts
#	packages/compact/compact-basic/README.i18n.yaml
#	packages/compact/compact-basic/README.md
#	packages/compact/compact-basic/README.zh.md
#	packages/compact/compact-basic/src/index.ts
#	packages/context/time-context/tests/time-context.spec.ts
#	packages/context/tmux-context/README.i18n.yaml
#	packages/context/tmux-context/tests/tmux-context.spec.ts
#	packages/context/workspace-context/tests/workspace-context.spec.ts
#	packages/cordis/tool-cordis/src/api-catalog.ts
#	packages/core/agent-loop/README.i18n.yaml
#	packages/core/agent-loop/README.md
#	packages/core/agent-loop/README.zh.md
#	packages/core/agent-loop/src/agent.ts
#	packages/core/agent/README.i18n.yaml
#	packages/core/agent/README.md
#	packages/core/agent/README.zh.md
#	packages/core/agent/src/types.ts
#	packages/core/session/README.i18n.yaml
#	packages/core/session/README.md
#	packages/core/session/README.zh.md
#	packages/fs/tool-str-replace-editor/tests/tools.spec.ts
#	packages/goal/command-goal/tests/command-goal.spec.ts
#	packages/goal/goal/tests/goal.spec.ts
#	packages/host/apiproxy/README.i18n.yaml
#	packages/host/apiproxy/README.md
#	packages/host/apiproxy/README.zh.md
#	packages/host/apiproxy/src/api/index.ts
#	packages/host/apiproxy/tests/api-proxy-workspace.spec.ts
#	packages/llm/llm/README.i18n.yaml
#	packages/llm/llm/README.md
#	packages/llm/llm/README.zh.md
#	packages/llm/llm/src/index.ts
#	packages/pty/pty-local/tests/index.spec.ts
#	packages/pty/pty-local/tests/local.spec.ts
#	packages/pty/pty/tests/service.spec.ts
#	packages/pty/tool-bash-persistent/tests/loader-composition.spec.ts
#	packages/pty/tool-bash-persistent/tests/tools.spec.ts
#	packages/pty/tool-pty/tests/loader-composition.spec.ts
#	packages/pty/tool-pty/tests/tools.spec.ts
#	packages/session-persistence/session-checkpoint-policy/tests/crash-recovery.e2e.ts
#	packages/skill/tool-skill/tests/tool-skill.spec.ts
#	packages/tasks/tasks-local/tests/tasks.spec.ts
#	packages/ui/tui/README.i18n.yaml
#	packages/ui/tui/tests/tui.spec.ts
#	packages/ui/user-approval/src/index.ts
#	packages/ui/user-approval/tests/approval.spec.ts
This commit is contained in:
_Kerman
2026-07-31 22:16:40 +08:00
1010 changed files with 105572 additions and 5504 deletions

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@@ -2,5 +2,5 @@
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-06-18-compaction-capability-seam.md
2026-06-18-compaction-capability-seam.md: f6c5f0bc6bfc947745728526e8562e13d9a74cc1
2026-06-18-compaction-capability-seam.zh.md: 296dad46ab70704bc25fef0e7f99d899cd881559
2026-06-18-compaction-capability-seam.md: 4f242d1777c04e95a9062c9c9af9fa550cf55f21
2026-06-18-compaction-capability-seam.zh.md: 9a3521d4267575b15f5263ea1f143bd02a70d820

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@@ -18,10 +18,10 @@ Two forces shape the design. First, compaction policy and reusable token measure
Per the [capability-seams Agent Note](../architecture/2026-06-13-capability-seams.md), compaction ships as separate packages so the contract, the algorithm, and (later) the consumer surface evolve independently:
1. **Interface** — `@deepseek-ai/dsh-compact`: an abstract `CompactService` owning the `ctx.compact` key, the `CompactionResult` vocabulary, the `compact/*` session events, and the canonical checkpoint message source. It declares `compactIfNeeded()` and `compactRegion()` as **abstract** — the contract states *what* compaction does, not *how*.
2. **Implementation** — `@deepseek-ai/dsh-compact-basic`: a concrete `BasicCompactService` that consumes `ctx.tokenMeter` and owns the tail→head retention walk, summarization via `ctx.llm.stream()`, the surface replacement, the lock, post-step pressure, and canonical context-overflow recovery. `summarize()` is its sole subclass hook; pricing and replay stay with the meter.
1. **Interface** — `@deepseek-ai/dsh-compact`: an abstract `CompactService` owning the `ctx.compact` key, the `CompactionResult` vocabulary, the `compact/*` session events, the manual failure taxonomy, and the canonical checkpoint message source. It declares `compactIfNeeded()`, `compactNow()`, and `compactRegion()` as **abstract** — the contract states *what* compaction does, not *how*.
2. **Implementation** — `@deepseek-ai/dsh-compact-basic`: a concrete `BasicCompactService` that consumes `ctx.tokenMeter` and owns the tail→head retention walk, summarization via `ctx.llm.stream()`, the surface replacement, the lock, pre-step pressure, and canonical context-overflow recovery. `summarize()` is its sole subclass hook; pricing and replay stay with the meter.
3. **Model-free companion** — `@deepseek-ai/dsh-compact-tool-result-prune`: a concrete optional service that rewrites oversized current `tool/result` nodes before the backend selects a summary range. It is not a second compaction implementation and does not implement `CompactService`.
4. **Consumer** — deferred. A `/compact` tool and slash command will `inject: ['compact']` and call the contract; they are intentionally out of scope here so the seam settles first.
4. **Human consumer** — `@deepseek-ai/dsh-command-compact` registers argument-free `/compact` through `ctx.commands` and calls the backend-independent `compactNow()` operation. It is direct human control, not a model-facing tool.
### The contract depends on `dsh-session` and `dsh-llm` — a deliberate deviation
@@ -29,11 +29,11 @@ The capability-seams Agent Note states the interface package "depends only on co
This is not a coupling smell — it is the contract's domain. The "only cordis" guidance was always shorthand for "the interface depends only on what the contract genuinely names, and never on an implementation." `dsh-session` and `dsh-llm` are themselves interface/vocabulary packages, not implementations; `dsh-compact` still imports no backend. The seam's real invariant — *consumers and implementations evolve independently behind an abstract service* — holds intact.
### Abstract `compactIfNeeded` / `compactRegion`, algorithm in the backend
### Three abstract operations, algorithm in the backend
An earlier draft put the full algorithm (the retention walk, token-summing, text extraction) as concrete methods on the interface. That recouples the contract to one strategy: a backend that wants a different retention policy or event sequence would have to fight inherited concrete code. Making both core methods abstract puts every *how* decision in the backend and keeps the interface a statement of *what*. Token measurement is not a compaction hook at all; the singleton service lets multiple consumers share one per-session replay fold.
An earlier draft put the full algorithm (the retention walk, token-summing, text extraction) as concrete methods on the interface. That recouples the contract to one strategy: a backend that wants a different retention policy or event sequence would have to fight inherited concrete code. Making all three operations abstract puts every *how* decision in the backend and keeps the interface a statement of *what*. Token measurement is not a compaction hook at all; the singleton service lets multiple consumers share one per-session replay fold.
`compactIfNeeded(agent, trigger, signal)` takes an explicit `'pressure' | 'context-overflow'` trigger and cancellation. It reads only the latest durable routed request; no header means no work, while any routed provider/model target uses the singleton estimator. `compactRegion(start, end, agent, signal?)` uses `agent.session` as its single session identity and keeps an optional signal for manual callers. The default summarizer resolves its target from explicit config, the latest logged routed target, then agent options, and records the provider/model pair after any `llm/stream` routing. It replays the routed request's prefix and appends the compaction directive as a trailing user message so the provider's warm KV cache is reused — see the [summary prefix-cache Agent Note](../bug-fix/2026-07-21-compaction-summary-prefix-cache-reuse.md). The call sets the provider-neutral `GenerateOptions.purpose` to `compaction`; adapters may map that purpose to model-hidden transport metadata, and the DeepSeek adapter sends `x-deepseek-harness-compact: 1`.
`compactIfNeeded(agent, trigger, signal)` takes an explicit `'pressure' | 'context-overflow'` trigger and cancellation. It reads only the latest durable routed request; no header means no work, while any routed provider/model target uses the singleton estimator. `compactNow(agent, signal)` requires an idle agent and performs one useful balanced reduction even below pressure, returning `null` without writes when none exists. `compactRegion(start, end, agent, signal?)` uses `agent.session` as its single session identity and keeps an optional signal for explicit callers. The default summarizer resolves its target from explicit config, the latest logged routed target, then agent options, and records the provider/model pair after any `llm/stream` routing. It replays the routed request's prefix and appends the compaction directive as a trailing user message so the provider's warm KV cache is reused — see the [summary prefix-cache Agent Note](../bug-fix/2026-07-21-compaction-summary-prefix-cache-reuse.md). The call sets the provider-neutral `GenerateOptions.purpose` to `compaction`; adapters may map that purpose to model-hidden transport metadata, and the DeepSeek adapter sends `x-deepseek-harness-compact: 1`.
### Automatic pressure runs after successful durable step work
@@ -42,9 +42,9 @@ Successful-call pressure runs at the next `agent/pre-step`, after the preceding
Canonical provider context overflow takes a separate path. The failed step closes and `agent/request-error` receives the original request error. Compact-basic owns its per-agent overflow count, prunes before forcing one useful balanced reduction, and returns `{ kind: 'retry' }` only if `session.surface.replaceGeneration` increases, including pruning-only progress when no summary range exists. The loop then closes the failed turn, opens a new numbered retry turn, and reconstructs its request from the durable log. No replacement, a recovery failure before any replacement, cancellation, an exhausted cap, or an unrelated error preserves the original provider failure. If pruning already advanced the generation before later summary work fails, recovery retries from that durable pruned surface unless cancellation or disposal wins. The complete lifecycle decision is in the [after-call recovery Agent Note](../architecture/2026-07-10-after-call-compaction-pressure-and-overflow-recovery.md).
```
assistant/message → tool/result/context/steering
await waterfall agent/pre-step ⟵ pressure compaction before the next request
step/end
assistant/message → tool/result/context/steering → step/end
claim the next batch → await waterfall agent/pre-step ⟵ pressure compaction before the next request
enter → next step/start
provider overflow → step/end
await waterfall agent/request-error ⟵ forced compaction between attempts
@@ -53,7 +53,7 @@ retry → next numbered step/start ⟵ derives from the replacement surface
### Retention is turn-agnostic; tool-pairing balance is the only structural guard
Auto-compaction checks after **every successful** step, not once per turn. This is load-bearing for runaway-turn survival: a tool-heavy ReAct turn appends an `assistant/message` + a `tool/result` per step, so the surface grows within a turn. The post-step check can compact early closed tool pairs before continuation opens the next step, and provider-confirmed overflow remains the backstop when a request crosses the limit first.
Auto-compaction checks after **every successful** step, not once per turn. This is load-bearing for runaway-turn survival: a tool-heavy ReAct turn appends an `assistant/message` + a `tool/result` per step, so the surface grows within a turn. The next pre-step check can compact early closed tool pairs before continuation opens another step, and provider-confirmed overflow remains the backstop when a request crosses the limit first.
`compactIfNeeded` retains the smallest tail of whole surface units whose estimated size reaches the resolved retained-token budget and compacts older nodes. A unit is a complete closed step or one no-step message. If the token cutoff lands inside a step, retention expands until the cut is tool-pairing balanced. Balance is checked on surface order, not log sequence, because replacement summaries have new sequence numbers at old surface positions. `dsh-compact` exports the before/after edge helpers; their per-session cache folds only appended surface-tail nodes while `replaceGeneration` is unchanged, does no event reads for log-only growth, and rebuilds current membership and balances after replacement. `compactRegion` rejects boundaries that split a tool call from its result. The in-flight turn receives no special retention.
@@ -91,42 +91,44 @@ The basic backend wraps the summary as established checkpoint context and tags i
### Blocking via a log-recorded lock, plus a crash/recoverable failure taxonomy
The `compact/start … compact/end` bracket is justified, in order of what now does the work:
The `compact/start … compact/end` bracket is justified by two roles:
1. **Crash-detectable orphan + provenance** (primary). Summarization is a slow model call persisted *after* `compact/start`. A crash mid-summarization leaves a `compact/start` with no matching `compact/end` — a detectable orphan. Releasing the lock last (rather than first) converts the crash window from *silent corruption* into that detectable orphan.
2. **Prevents concurrent compaction.** `compactRegion` refuses to start if the current turn holds an unmatched `compact/start`. (The loop is single-threaded across either awaited automatic seam, so this is also a re-entry tripwire — a thrown "already in progress" signals a real bug.)
2. **Prevents concurrent compaction.** Every automatic, manual, and explicit-range entry point refuses a live unmatched `compact/start`. The bracket is the single lock; no process-local mutex duplicates it.
The lock excludes another compaction, not unrelated log-only facts. The basic backend snapshots the token meter's surface nodes after `compact/start` and compares them again after asynchronous summarization; any surface mutation rejects before replacement, while a title or other log-only append leaves the selected span valid.
The lock excludes another compaction, not unrelated facts. Its markers are time points rather than an exclusive container, so durable inbox splices may appear between a standalone manual start and end. Automatic work requires whole-surface stability inside its turn. Manual work revalidates only the selected positional span, letting append-only context outside it remain visible after replacement.
Two failure paths, both documented:
The lifecycle boundary makes crash state unambiguous:
- **Crash** (the loop dies mid-summarization): a dangling `compact/start`, no closer. Because `compact/*` are **log-only**, the orphan is **inert** — no summary replacement lands. The derived surface remains the durable surface present at `compact/start`: full history when pruning made no replacement, or the already-pruned history when it did. Generic turn-repair (`interruptedTurnClosers`) closes the turn with a synthetic `turn/end`; the orphan sits *before* that `turn/end`, so the turn-scoped in-progress check never sees it and a crash cannot wedge future compaction.
- **Recoverable** (summarization throws but the loop survives): the backend appends `compact/end` with its **`error`** field set and lands no summary replacement. Post-step pressure warns and continues from the latest durable surface — full history if no replacement preceded the attempt, or the pruned surface if pruning already landed. Overflow recovery delegates only before any replacement; generation progress from earlier pruning authorizes a retry from that durable surface unless cancellation or disposal wins.
- **Current lifecycle:** a dangling `compact/start` after the newest `session/end-seed` is the live durable lock and reports busy.
- **Later lifecycle:** a newer constructor-written `session/end-seed` proves that the older unmatched start is stale, so resume, fork, and adoption do not remain wedged by a dead writer.
- **Recoverable failure:** once start lands, the backend makes exactly one `compact/end { error }` attempt. Summary or stability failure leaves the conversation surface unchanged while preserving the failed attempt in the log. If the close append fails, the unmatched start remains intentionally blocking.
`compact/end` keeps its `error?` field (mirroring `tool/result`'s self-contained error — one event tells success from failure without correlating a sibling). There is no separate `compact/error` event.
**Core session repair stays compaction-agnostic — deliberately.** `interruptedTurnClosers` is never taught about `compact/*`. Teaching it would force every future `xxx/start … xxx/end` plugin pair to patch a core module — exactly the coupling the capability-seam architecture exists to avoid. Because the log-only orphan is inert, no special repair is needed: generic turn-repair plus the inertness of an un-landed surface mutation is sufficient.
**Core session repair stays compaction-agnostic — deliberately.** `interruptedTurnClosers` is never taught about `compact/*`. The general `session/end-seed` lifecycle boundary supplies the evidence the compaction owner needs; the compaction invariant and backend interpret it without adding plugin-specific repair to core.
## Alternatives considered
- **The full algorithm as concrete interface methods** — rejected because it recouples the contract to one retention strategy. Both core methods are abstract; reusable measurement is a separate LLM-family service and `summarize()` is basic's sole hook.
- **Compaction on `agent/request` or provisional `agent/pre-step` inputs** — rejected because neither proves the final durable request and both couple generic lifecycle to compaction-specific envelope data. Post-step replay plus canonical overflow recovery covers both successful and rejected calls.
- **The full algorithm as concrete interface methods** — rejected because it recouples the contract to one retention strategy. All three operations are abstract; reusable measurement is a separate LLM-family service and `summarize()` is basic's sole hook.
- **Compaction on `agent/request` or a compaction-specific loop callback** — rejected because the former observes a provisional request and the latter couples generic lifecycle to compaction policy. Pre-step replay of the prior durable request plus canonical overflow recovery covers successful and rejected calls.
- **A `compact` boolean or untyped request metadata map** — rejected because multiple auxiliary call kinds would become mutually exclusive flags, while an open bag would discard compiler-checked vocabulary. One typed `purpose` discriminant extends with additional call kinds without adding another `GenerateOptions` field.
- **A separate `compact/error` event** — rejected: `compact/end` keeps an `error?` field, mirroring `tool/result`'s self-contained error — one event tells success from failure without correlating a sibling.
- **Teaching core turn-repair about `compact/*`** — rejected: the log-only orphan is inert, and a core module patched for every future `xxx/start … xxx/end` plugin pair is exactly the coupling the capability-seam architecture exists to avoid.
- **Teaching core turn-repair about `compact/*`** — rejected: the general end-seed boundary already distinguishes prior-lifecycle history, and patching core for every future `xxx/start … xxx/end` pair is exactly the coupling the capability-seam architecture exists to avoid.
## Consequences
- **Packages**: `packages/compact/compact` supplies the interface, `compact-basic` supplies the backend, and `compact-tool-result-prune` supplies optional deterministic rewriting. `packages/llm/token-meter` owns replay-aware measurement independently. The consumer tier is deferred.
- **Packages**: `packages/compact/compact` supplies the interface, `compact-basic` supplies the backend, `compact-tool-result-prune` supplies optional deterministic rewriting, and `command-compact` supplies human `/compact`. `packages/llm/token-meter` owns replay-aware measurement independently.
- **Automatic seams**: `agent/pre-step` (`@mode waterfall`) handles pressure before request derivation and `agent/request-error` (`@mode waterfall`) handles final request failures after the failed step closes. Pre-step receives the claimed batch and `PreStepContext`, with no compaction-only prompt/prefix payload.
- **`SessionEventMap`** gains `compact/start` / `compact/summary` / `compact/end` by declaration merging (merge-extensible); `SurfaceEventType` is **not** touched. These are session events, not cordis `Events`, so the event-taxonomy gate needs no entry.
- **`dsh-compact`** owns `COMPACT_CHECKPOINT_SOURCE`, `isCompactCheckpointSource(source)`, `toolPairingBalancedBefore(session, seq)`, and `toolPairingBalancedAfter(session, seq)`. The marker identifies replacement summaries across backend implementations. The cached surface-edge checks prevent `compactRegion` and `compactIfNeeded` from splitting a tool-call/result pair, validate current membership by seq, answer both edges from one per-cut balance sequence, and reject stale or missing seqs and orphan results.
- **`dsh-session`** validates positional replacement, complete provenance, and content-only single-node `tool/result` rewrites through its one surface manager. Its invariant companion treats fresh appended tool results as executions that require an open step and pending call; validated replacements remain turn-enclosed rewrites.
- **Wiring**: `examples/tui-agent/cordis.yml` loads zero-config `dsh-token-meter`, `dsh-compact-tool-result-prune`, then `dsh-compact-basic`; service-wide defaults make the composition usable without repeated numeric policy.
- **`dsh-session`** validates positional replacement, complete provenance, and content-only single-node `tool/result` rewrites through its one surface manager. Its invariant companion treats fresh appended tool results as executions that require an open step and pending call, while the compaction companion owns numeric-turn versus standalone-null bracket relations.
- **Wiring**: `examples/tui-agent/cordis.yml` loads zero-config `dsh-token-meter`, `dsh-compact-tool-result-prune`, `dsh-compact-basic`, then `dsh-command-compact`; service-wide defaults make the composition usable without repeated numeric policy.
## Testing
- **Unit:** Real Loader and invariant plugins cover whole-unit retention, pruning configuration and replay, rich-block ordering, metadata preservation, convergence, both `compact/end` outcomes, open-tail refusal, pruning-only and summarized overflow recovery, generation proof, caps, and original-error preservation.
- **Loop:** Tests pin post-step after durable tool results and before `step/end`, actual `agent/request` routing, closed failed steps, fresh retry numbering, and complete thrown/in-band overflow → compaction → reconstructed retry composition.
- **Loop:** Tests pin pre-step after the preceding `step/end` and before the next `step/start`, actual `agent/request` routing, closed failed steps, fresh retry numbering, and complete thrown/in-band overflow → compaction → reconstructed retry composition.
- **Manual:** Admission, marker ordering, injection retention, live/stale orphan classification, cancellation, close/flush failures, command mapping, and the queued TUI journey are pinned without a model key.
- **With-key e2e:** A real model and bash session with lowered limits triggers compaction, records a complete `compact/start…end` pair, shrinks the surface, and finishes the task.
- **Snapshot gap:** Runaway-turn compaction cannot yet replay because the summarization call records no `assistant/chunk` events or `sessionId`; interleaved summarization-call replay remains follow-up work.

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@@ -18,10 +18,10 @@ Status: implemented
遵循[能力 seam Agent Note(agent 决策记录)](../architecture/2026-06-13-capability-seams.md),压缩以独立包(package)发布,使契约、算法和(后续的)消费方 surface 各自独立演进:
1. **接口** — `@deepseek-ai/dsh-compact`:抽象 `CompactService`,拥有 `ctx.compact` 键、`CompactionResult` 词汇、`compact/*` 会话事件以及规范的检查点消息来源。它将 `compactIfNeeded()` 和 `compactRegion()` 声明为**抽象方法**——契约说明压缩*做什么*,而非*怎么做*。
1. **接口** — `@deepseek-ai/dsh-compact`:抽象 `CompactService`,拥有 `ctx.compact` 键、`CompactionResult` 词汇、`compact/*` 会话事件、手动失败分类体系以及规范的检查点消息来源。它将 `compactIfNeeded()`、`compactNow()` 和 `compactRegion()` 声明为**抽象方法**——契约说明压缩*做什么*,而非*怎么做*。
2. **实现** — `@deepseek-ai/dsh-compact-basic`:具体的 `BasicCompactService`,消费 `ctx.tokenMeter`,并拥有尾→头保留遍历、通过 `ctx.llm.stream()` 生成摘要、surface 替换、锁、步骤后压力处理和规范的上下文溢出恢复。`summarize()` 是其唯一的子类钩子;计价与回放仍归 meter 所有。
3. **无模型配套服务** — `@deepseek-ai/dsh-compact-tool-result-prune`:一个具体的可选服务,在后端选择摘要范围之前,重写当前过大的 `tool/result` 节点。它不是第二种压缩实现,也不实现 `CompactService`。
4. **消费方** — 推迟。一个 `/compact` 工具和斜杠命令将 `inject: ['compact']` 并调用契约;它们被有意排除在本 Agent Note 范围之外,以便 seam 先稳定下来。
4. **面向用户的消费方** — `@deepseek-ai/dsh-command-compact` 通过 `ctx.commands` 注册无参数 `/compact`,并调用后端无关的 `compactNow()` 操作。它是供用户直接控制的命令,不是面向模型的工具。
### 契约依赖 `dsh-session` 和 `dsh-llm`——有意为之的偏离
@@ -29,11 +29,11 @@ Status: implemented
这不是耦合异味,而是契约的领域所在。「仅 cordis」的指导原则一直是「接口仅依赖契约真正需要命名的东西,绝不依赖实现」的简写。`dsh-session` 和 `dsh-llm` 本身是接口/词汇包,不是实现;`dsh-compact` 仍然不导入任何后端。seam 的真正不变式——*消费方和实现在抽象服务背后独立演进*——完好无损。
### 抽象 `compactIfNeeded` / `compactRegion`,算法在后端
### 三个抽象操作,算法在后端
早期草案将完整算法(保留遍历、token 求和、文本提取)作为接口上的具体方法。这会将契约重新耦合到一种策略:想要不同保留策略或事件排序的后端必须与继承来的具体代码对抗。将两个核心方法都设为抽象,把所有*怎么做*的决策放在后端,并让接口保持为*做什么*的声明。token 测量根本不是压缩钩子;单例服务使多个消费方能够共享逐会话的回放折叠。
早期草案将完整算法(保留遍历、token 求和、文本提取)作为接口上的具体方法。这会将契约重新耦合到一种策略:想要不同保留策略或事件排序的后端必须与继承来的具体代码对抗。将三个操作都设为抽象,把所有*怎么做*的决策放在后端,并让接口保持为*做什么*的声明。token 测量根本不是压缩钩子;单例服务使多个消费方能够共享逐会话的回放折叠。
`compactIfNeeded(agent, trigger, signal)` 接受显式的 `'pressure' | 'context-overflow'` 触发原因与取消信号。它只读取最新的持久化已路由请求;没有 header 就不执行工作,任何已路由的提供方/模型目标都使用单例估算器。`compactRegion(start, end, agent, signal?)` 将 `agent.session` 作为唯一会话身份,并为手动调用方保留可选 signal。默认摘要器依次从显式配置、最新记录的已路由目标和 agent 选项解析目标,并在任何 `llm/stream` 路由后记录提供方/模型对。它回放已路由请求的前缀,并将压缩指令追加为尾部 user 消息,从而复用提供方的热 KV cache;见[摘要前缀缓存 Agent Note](../bug-fix/2026-07-21-compaction-summary-prefix-cache-reuse.md)。该调用将提供方无关的 `GenerateOptions.purpose` 设为 `compaction`;适配器可以将此用途映射为对模型隐藏的传输元数据,DeepSeek 适配器会发送 `x-deepseek-harness-compact: 1`。
`compactIfNeeded(agent, trigger, signal)` 接受显式的 `'pressure' | 'context-overflow'` 触发原因与取消信号。它只读取最新的持久化已路由请求;没有 header 就不执行工作,任何已路由的提供方/模型目标都使用单例估算器。`compactNow(agent, signal)` 会预留空闲轮次接纳,即使未达到压力也进行一次有效的平衡缩减;不存在这种范围时返回 `null`,且不写入任何内容。`compactRegion(start, end, agent, signal?)` 将 `agent.session` 作为唯一会话身份,并为显式调用方保留可选 signal。默认摘要器依次从显式配置、最新记录的已路由目标和 agent 选项解析目标,并在任何 `llm/stream` 路由后记录提供方/模型对。它回放已路由请求的前缀,并将压缩指令追加为尾部 user 消息,从而复用提供方的热 KV cache;见[摘要前缀缓存 Agent Note](../bug-fix/2026-07-21-compaction-summary-prefix-cache-reuse.md)。该调用将提供方无关的 `GenerateOptions.purpose` 设为 `compaction`;适配器可以将此用途映射为对模型隐藏的传输元数据,DeepSeek 适配器会发送 `x-deepseek-harness-compact: 1`。
### 成功的持久步骤工作完成后运行自动压力检查
@@ -91,42 +91,44 @@ compact/end → log-only. Releases the lock (carries `error` on a recoverab
### 通过日志记录的锁实现阻塞,加上崩溃/可恢复失败的分类
`compact/start … compact/end` 括号的存在理由,按当前实际承担的职责排序:
`compact/start … compact/end` 标记对承担两项职责:
1. **可检测的崩溃孤儿 + 来源追溯**(首要)。摘要生成是一次慢速模型调用,持久化在 `compact/start` *之后*。摘要生成中途崩溃会留下一个没有匹配 `compact/end` 的 `compact/start`——一个可检测的孤儿。最后释放锁(而非最先)将崩溃窗口从*静默损坏*转变为可检测的孤儿。
2. **防止并发压缩。** 如果当前轮次持有未匹配的 `compact/start`,`compactRegion` 拒绝启动。(循环在任一 awaited 自动 seam 上都是单线程的,因此这也是重入绊线——抛出「already in progress」表示真正的 bug。)
2. **防止并发压缩。** 每个自动、手动和显式范围入口点都会拒绝活动的未匹配 `compact/start`。该标记对就是唯一的锁;没有进程本地 mutex 重复承担同一职责。
该锁只排除另一项压缩,不排除无关的仅日志事实。基础后端会在 `compact/start` 之后对 token meter 的 surface 节点取快照,并在异步摘要后再次比较;任何 surface 变更都会使替换前的检查失败,而标题或其他仅日志追加不会使已选范围失效。
该锁只排除另一项压缩,不排除无关事实。其标记是时间点,而不是排他的容器,因此空闲注入的上下文可以出现在独立手动 start 与 end 之间。自动工作要求其轮次内的整个 surface 保持稳定。手动工作只重新验证所选位置 span,使其外部的仅追加上下文在替换后保持可见。
两种失败路径,均有文档记录:
生命周期边界使崩溃状态含义明确:
- **崩溃**(循环在摘要生成中途死亡):悬空的 `compact/start`,无关闭事件。由于 `compact/*` 是**仅日志**事件,孤儿是**惰性的**,不会落地摘要替换。派生 surface 保持为 `compact/start` 时已经持久化的 surface:如果修剪未产生替换,就是完整历史;如果已经修剪,就是已修剪历史。通用轮次修复(`interruptedTurnClosers`)用合成的 `turn/end` 关闭轮次;孤儿位于该 `turn/end` *之前*,因此轮次范围内的进行中检查永远看不到它,崩溃不会卡住未来的压缩。
- **可恢复**(摘要生成抛出异常但循环存活):后端追加设置了 **`error`** 字段的 `compact/end`,但不落地摘要替换。步骤后压力处理发出警告,并从最新的持久 surface 继续:如果尝试前没有替换,就是完整历史;如果修剪已经落地,就是已修剪 surface。溢出恢复只会在没有任何替换前委托;先前修剪带来的 generation 进展允许从该持久 surface 重试,除非取消或资源释放胜出。
- **当前生命周期:** 最新 `session/end-seed` 之后悬空的 `compact/start` 是活动的持久锁,并报告 busy。
- **后续生命周期:** 构造函数写入的较新 `session/end-seed` 证明更早的未匹配 start 已陈旧,因此恢复、fork 和接手不会被已死的写入方持续卡住。
- **可恢复失败:** start 落地后,后端会恰好尝试一次 `compact/end { error }`。摘要或稳定性失败会保持会话 surface 不变,同时在日志中保留失败尝试。如果追加闭合事件失败,未匹配 start 会继续有意阻塞。
`compact/end` 保留其 `error?` 字段(与 `tool/result` 的自包含错误一致——一个事件即可区分成功与失败,无需关联兄弟事件)。没有单独的 `compact/error` 事件。
**核心会话修复保持对压缩无感知——这是有意为之。** `interruptedTurnClosers` 从不被教导 `compact/*`。如果教导它,每个未来的 `xxx/start … xxx/end` 插件对都必须修补核心模块——这恰好是能力 seam 架构存在的意义所要避免的耦合。由于仅日志的孤儿是惰性的,不需要特殊修复:通用轮次修复加上未落地 surface 变更的惰性就足够了。
**核心会话修复保持对压缩无感知——这是有意为之。** `interruptedTurnClosers` 从不被教导 `compact/*`。通用 `session/end-seed` 生命周期边界提供压缩所有方所需的证据;压缩不变量与后端负责解释它,无需向核心添加插件专属修复。
## 曾考虑的替代方案
- **完整算法作为接口的具体方法**——否决,因为它将契约重新耦合到一种保留策略。两个核心方法都是抽象的;可复用测量属于单独的 LLM 系列服务,`summarize()` 是 basic 唯一的钩子。
- **完整算法作为接口的具体方法**——否决,因为它将契约重新耦合到一种保留策略。三个操作都是抽象的;可复用测量属于单独的 LLM 系列服务,`summarize()` 是 basic 唯一的钩子。
- **在 `agent/request` 或临时 `agent/pre-step` 输入上执行压缩**——否决,因为两者都无法证明最终的持久请求,而且都会将通用生命周期耦合到压缩专属的信封数据。步骤后回放与规范溢出恢复同时覆盖成功和被拒绝的调用。
- **`compact` 布尔值或无类型的请求元数据 map**——否决,因为多个辅助调用种类会变成互斥标志,而开放 map 会丢弃由编译器检查的词汇。一个类型化的 `purpose` 判别字段可以扩展其他调用种类,而无需再为 `GenerateOptions` 添加字段。
- **单独的 `compact/error` 事件**——否决:`compact/end` 保留 `error?` 字段,与 `tool/result` 的自包含错误一致——一个事件即可区分成功与失败,无需关联兄弟事件。
- **教导核心轮次修复识别 `compact/*`**——否决:仅日志的孤儿是惰性的,为每个未来的 `xxx/start … xxx/end` 插件对修补核心模块恰好是能力 seam 架构存在的意义所要避免的耦合。
- **教导核心轮次修复识别 `compact/*`**——否决:通用 end-seed 边界已经能够区分先前生命周期的历史;为每个未来的 `xxx/start … xxx/end` 插件对修补核心模块,恰好是能力 seam 架构存在的意义所要避免的耦合。
## 后果
- **包**:`packages/compact/compact` 提供接口,`compact-basic` 提供后端,`compact-tool-result-prune` 提供可选的确定性重写。`packages/llm/token-meter` 独立拥有回放感知的测量。消费方层推迟。
- **包**:`packages/compact/compact` 提供接口,`compact-basic` 提供后端,`compact-tool-result-prune` 提供可选的确定性重写,`command-compact` 提供面向用户的 `/compact`。`packages/llm/token-meter` 独立拥有回放感知的测量。
- **自动 seam**:`agent/pre-step`(`@mode waterfall`)在请求派生前处理压力,`agent/request-error`(`@mode waterfall`)处理失败步骤关闭后的最终请求失败。pre-step 接收已领取批次与 `PreStepContext`,不携带压缩专属的提示词/前缀 payload。
- **`SessionEventMap`** 通过可合并扩展的声明合并获得 `compact/start` / `compact/summary` / `compact/end`;`SurfaceEventType` **未被**触及。这些是会话事件,不是 cordis `Events`,因此事件分类门禁无需新增条目。
- **`dsh-compact`** 拥有 `COMPACT_CHECKPOINT_SOURCE`、`isCompactCheckpointSource(source)`、`toolPairingBalancedBefore(session, seq)` 与 `toolPairingBalancedAfter(session, seq)`。该标记用于跨后端实现识别替换摘要。带缓存的 surface 边缘检查会防止 `compactRegion` 和 `compactIfNeeded` 拆分工具调用/结果对,按 seq 校验当前成员关系,从每个切割点的一条平衡序列回答两侧边缘,并拒绝陈旧或缺失的 seq 与孤立结果。
- **`dsh-session`** 通过唯一的 surface 管理器校验位置替换、完整溯源信息和仅内容的单节点 `tool/result` 重写。其不变式配套插件将新追加的工具结果视为执行,要求存在已打开的步骤与待处理调用;已校验的替换仍是位于轮次内的重写。
- **接线**:`examples/tui-agent/cordis.yml` 依次加载零配置的 `dsh-token-meter`、`dsh-compact-tool-result-prune` 和 `dsh-compact-basic`;服务级默认值使组合无需重复数值策略即可使用。
- **`dsh-session`** 通过唯一的 surface 管理器校验位置替换、完整溯源信息和仅内容的单节点 `tool/result` 重写。其不变式配套插件将新追加的工具结果视为执行,要求存在已打开的步骤与待处理调用,而压缩配套组件拥有数字轮次归属与独立 `null` 归属标记对之间的关系。
- **接线**:`examples/tui-agent/cordis.yml` 依次加载零配置的 `dsh-token-meter`、`dsh-compact-tool-result-prune`、`dsh-compact-basic`,然后加载 `dsh-command-compact`;服务级默认值使组合无需重复数值策略即可使用。
## 测试
- **单元测试:** 使用真实 Loader 和 invariant 插件覆盖完整单元保留、修剪配置与回放、富块顺序、元数据保留、收敛、`compact/end` 的两种结果、开放尾部拒绝、仅修剪与带摘要的溢出恢复、generation 证明、上限和原始错误保留。
- **循环测试:** 测试固定步骤后处理发生在持久工具结果之后、`step/end` 之前,使用实际 `agent/request` 路由,关闭失败步骤,分配新的重试编号,并覆盖完整的抛出/带内溢出 → 压缩 → 重建重试组合。
- **手动测试:** 无需模型密钥即可固定接纳、标记顺序、注入保留、活动/陈旧未匹配标记分类、取消、闭合/flush 失败、命令映射以及排队 TUI 流程。
- **带密钥 e2e:** 真实模型和 bash 会话在降低的限制下触发压缩,记录完整的 `compact/start…end` 对,缩小 surface,并完成任务。
- **快照缺口:** 失控轮次压缩尚无法回放,因为摘要调用未记录 `assistant/chunk` 事件或 `sessionId`;交错摘要调用的回放仍是后续工作。

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@@ -2,5 +2,5 @@
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-06-approval-seam.md
2026-07-06-approval-seam.md: efb4159d736779af28edc1ae6091de4669c92f31
2026-07-06-approval-seam.zh.md: 9a4656f30a43473fe90cde9c56d45f48943e5d10
2026-07-06-approval-seam.md: ae143a41302b7bcd6029345fa91ca4eda837c141
2026-07-06-approval-seam.zh.md: a66ce804167fd4de5c8dbe51d70c9b038d1ebb17

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@@ -25,7 +25,7 @@ One `cordis.yml` entry mounts the seam. Not loading it is the fail-closed opt-ou
# policy: never # deployment default for sessions without an override; 'ask' when omitted
```
The entry alone provides mechanism, not a channel: with no answerer composed, every ask resolves `unavailable` and the asking tool call denies — fail-closed needs no configuration. Composing the ACP app (`@deepseek-ai/dsh-acp-demo`, as in [the acp-agent example's default tree](../../../../examples/acp-agent/README.md)) completes the loop: its [automation-only bridge](../simplification/2026-07-23-acp-automation-only-protocol.md) registers an answerer that sends `session/request_permission` to the owning client with the exact tool-call id and one-shot allow/reject options. `policy: never` is the unattended stance — every ask auto-rejects deterministically and is stated in the system prompt. `policy` is validated against the closed list at plugin load; anything else throws.
The entry alone provides mechanism, not a channel: with no answerer composed, every ask resolves `unavailable` and the asking tool call denies — fail-closed needs no configuration. Composing the ACP app (`@deepseek-ai/dsh-acp-demo`, as in [the acp-agent example's default tree](../../../../examples/acp-agent/README.md)) completes the loop: its [automation-only bridge](../simplification/2026-07-23-acp-automation-only-protocol.md) registers an answerer that sends `session/request_permission` to the owning client with the exact tool-call id and one-shot allow/reject options. `policy: never` is the unattended stance — every ask auto-rejects deterministically, and the current value joins the runtime-context snapshot. `policy` is validated against the closed list at plugin load; anything else throws.
What a composed deployment observes: `allowed-once` lets exactly that call proceed; rejection, dismissal, and channel absence deny with three distinct reasons the model can tell apart; a successful in-turn request lands a durable `approval/asked`/`approval/decided` pair on the asking agent's session log; nothing about a grant persists past the call that asked. An idle request or audit append failure rejects instead of returning an unaudited decision.
@@ -63,7 +63,7 @@ Answerers are `approval/request` waterfall listeners. Zero listeners fall throug
#### The per-session policy tier
The seam also owns the session-scoped `'ask' | 'never'` policy described by [the sandbox Agent Note](2026-07-06-sandbox.md). Effective policy is folded from logged switches over the deployment default. `'never'` resolves to `rejected` inside `request()` before any answerer can run; `'ask'` dispatches and otherwise falls through to `unavailable`. The prompt states only deterministic `'never'`, switch narration is coalesced, and every request still records the audit pair.
The seam also owns the session-scoped `'ask' | 'never'` policy described by [the sandbox Agent Note](2026-07-06-sandbox.md). Effective policy is folded from logged switches over the deployment default. `'never'` resolves to `rejected` inside `request()` before any answerer can run; `'ask'` dispatches and otherwise falls through to `unavailable`. Both current values join the atomic runtime-context snapshot before each model request, so a policy switch needs no separate narration; every approval request still records the audit pair.
#### The ACP answerer
@@ -83,7 +83,7 @@ The answerer routes through the bridge's exact-agent ownership check described b
Unit tests pin outcomes, first-wins delegation, containment, cancellation, scoped routing, audit pairing, the unbypassable `'never'` policy, tool deny reasons, and ACP ownership/outcome mapping through a real scripted bridge.
Snapshots record allowed and rejected sandbox escalation through `session/request_permission`, plus the `'never'` prompt and policy-switch notice. Unscripted permission prompts cancel and fail closed.
Snapshots record allowed and rejected sandbox escalation through `session/request_permission`, plus the complete `'ask'` and `'never'` runtime-context contributions. Unscripted permission prompts cancel and fail closed.
## Deferred
@@ -124,7 +124,7 @@ Costs and accepted limits:
- **What happens when the user dismisses the prompt, or the turn aborts mid-ask?** Dismissal maps to `cancelled` with its own deny text. An already-aborted signal settles `cancelled` without dispatching; an abort during the ask discards the late answer. When both audit appends commit, either path records one pair, never two.
- **What if the client answers with an option the harness never offered?** Any selection other than the offered `allow_once` maps to `rejected` — an unknown optionId from a non-conforming client can never grant.
- **How do subagents' approvals route?** An agent no answerer owns delegates through the whole waterfall and fails closed — in-process subagents are deliberately unanswerable. A `'never'` parent seeds that override into each in-process child's log ([decision](2026-07-25-subagent-policy-inheritance.md)), so the child is told up front instead of asking into the empty waterfall. `subagent-acp`'s child-side auto-answer is separate; routing a child's asks to the parent controller is deferred (§ Deferred).
- **What does `policy: 'never'` actually change at runtime?** The service resolves every ask for that session to `rejected` before dispatching any answerer (in-service, so no registration order can bypass it); the system prompt states the policy; switches are narrated at boundaries; each successful auto-rejection records the audit pair.
- **What does `policy: 'never'` actually change at runtime?** The service resolves every ask for that session to `rejected` before dispatching any answerer (in-service, so no registration order can bypass it); the next atomic runtime-context snapshot states the policy; each successful auto-rejection records the audit pair.
- **What happens across a hot reload, or when an answerer unloads mid-session?** Answerers dispose with their owning fiber, so the next ask degrades to `unavailable` instead of hanging on a dead channel; remounting re-registers the answerer with no catch-up state.
- **Where does a client get approval context?** The request carries the exact `callId` and the asker's human-readable `reason`; channel adapters may correlate richer tool-call state without duplicating arguments in the approval seam.

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@@ -25,7 +25,7 @@ Status: implemented
# policy: never # deployment default for sessions without an override; 'ask' when omitted
```
仅有这条条目只提供机制,不提供通道:没有组合应答者时,每次 ask 都解析为 `unavailable`,发起请求的工具调用被拒绝——失败关闭无需配置。组合 ACP 应用(`@deepseek-ai/dsh-acp-demo`,如 [acp-agent 示例的默认树](../../../../examples/acp-agent/README.md))即可闭环:其[仅面向自动化的桥接层](../simplification/2026-07-23-acp-automation-only-protocol.md)注册一个应答者,向拥有该会话的客户端发送 `session/request_permission`,携带精确的工具调用 id 和一次性 allow/reject 选项。`policy: never` 是无人值守姿态:每次 ask 确定性地自动拒绝,并在系统提示词中声明。`policy` 在插件加载时对照封闭列表校验;非法值直接抛异常。
仅有这条条目只提供机制,不提供通道:没有组合应答者时,每次 ask 都解析为 `unavailable`,发起请求的工具调用被拒绝——失败关闭无需配置。组合 ACP 应用(`@deepseek-ai/dsh-acp-demo`,如 [acp-agent 示例的默认树](../../../../examples/acp-agent/README.md))即可闭环:其[仅面向自动化的桥接层](../simplification/2026-07-23-acp-automation-only-protocol.md)注册一个应答者,向拥有该会话的客户端发送 `session/request_permission`,携带精确的工具调用 id 和一次性 allow/reject 选项。`policy: never` 是无人值守姿态:每次 ask 都会被确定性地自动拒绝,当前值也会加入运行时上下文快照。`policy` 在插件加载时对照封闭列表校验;非法值直接抛异常。
组合部署的可观测行为:`allowed-once` 仅允许该次调用继续;拒绝、关闭和通道缺失以三种不同原因拒绝,模型可以区分;轮次内成功的请求会在发起请求的 agent 的会话日志上落一对持久的 `approval/asked`/`approval/decided` 事件;授权不会在发起请求的调用结束后继续存在。空闲时的请求或审计追加失败会拒绝,而不会返回未经审计的决策。
@@ -63,7 +63,7 @@ tool/result "escalated" — this one call ran under the wider mode; the gra
#### 每会话策略层
seam 还拥有[沙箱 Agent Note](2026-07-06-sandbox.md) 所描述的会话级 `'ask' | 'never'` 策略。生效策略由日志中记录的切换在部署默认值之上折叠而成。`'never'` 会在任何应答者运行之前,于 `request()` 内部解析为 `rejected`;`'ask'` 则派发请求,否则一路委派至 `unavailable`。提示词仅声明确定性的 `'never'`,切换叙述会被合并,每个请求仍记录审计对。
seam 还拥有[沙箱 Agent Note](2026-07-06-sandbox.md) 所描述的会话级 `'ask' | 'never'` 策略。生效策略由日志中记录的切换在部署默认值之上折叠而成。`'never'` 会在任何应答者运行之前,于 `request()` 内部解析为 `rejected`;`'ask'` 则派发请求,否则一路委派至 `unavailable`。两个当前值都会在每次模型请求前加入原子化的运行时上下文快照,因此策略切换无需单独叙述;每次批准请求仍会记录审计对。
#### ACP 应答者
@@ -83,7 +83,7 @@ ACP 桥只应答其会话映射所拥有的精确 agent 对象。它携带既有
单元测试固定结果、先到先得的委派、错误容纳、取消、作用域路由、审计配对、不可绕过的 `'never'` 策略、工具拒绝原因,以及通过真实脚本化桥实现的 ACP 归属/结果映射。
快照记录通过 `session/request_permission` 批准和拒绝沙箱升级,以及 `'never'` 提示词与策略切换通知。没有脚本化应答的权限提示会取消并失败关闭。
快照记录通过 `session/request_permission` 批准和拒绝沙箱升级,以及完整的 `'ask'` 与 `'never'` 运行时上下文贡献。没有脚本化应答的权限提示会取消并失败关闭。
## 延后
@@ -124,7 +124,7 @@ ACP 桥只应答其会话映射所拥有的精确 agent 对象。它携带既有
- **用户关闭提示或轮次在 ask 进行中中止时会发生什么?** 关闭映射为 `cancelled` 并携带自己的拒绝文本。已中止的 signal 直接结算为 `cancelled` 而不派发;ask 进行中的中止丢弃迟到的应答。当两个审计追加都提交时,任一路径都记录恰好一对事件,绝不会两对。
- **如果客户端以 harness 从未提供的选项应答呢?** 除已提供的 `allow_once` 之外的任何选项都映射为 `rejected`——来自不合规客户端的未知 optionId 永远不能授权。
- **subagent 的审批如何路由?** 没有应答者拥有的 agent 穿过整个 waterfall 委派并失败关闭——进程内 subagent 被刻意设计为不可应答。`'never'` 父级会把该覆盖项预置到每个进程内子 agent 的日志中([决策](2026-07-25-subagent-policy-inheritance.md)),因此子 agent 一开始就会得知,而不是向空的 waterfall 发出 ask。`subagent-acp` 的子侧自动应答是独立的;将子 agent 的 ask 路由到父控制器已延后(§ 延后)。
- **`policy: 'never'` 在运行时实际改变了什么?** 服务在派发任何应答者之前,将该会话的每次 ask 解析为 `rejected`(在服务内部,因此没有注册顺序能绕过它);系统提示词声明该策略;切换在边界处被叙述;每次成功的自动拒绝都会记录审计对。
- **`policy: 'never'` 在运行时实际改变了什么?** 服务在派发任何应答者之前,将该会话的每次 ask 解析为 `rejected`(在服务内部,因此没有注册顺序能绕过它);下一份原子化的运行时上下文快照会声明该策略;每次成功的自动拒绝都会记录审计对。
- **热重载或应答者在会话中途卸载时会发生什么?** 应答者随其拥有的 fiber 一起 dispose,因此下一次 ask 降级为 `unavailable` 而非挂在死通道上;重新挂载会重新注册应答者,无需追赶状态。
- **客户端从哪里获得审批上下文?** 请求携带精确的 `callId` 和发起方的人类可读 `reason`;通道适配器可自行关联更丰富的工具调用状态,而无需在审批 seam 中重复携带参数。

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@@ -2,5 +2,5 @@
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-06-sandbox.md
2026-07-06-sandbox.md: 5e4c34d397f0e7f6d977c7a5ab64e9ee62329bd5
2026-07-06-sandbox.zh.md: 4e1d6b341967c0d5caadd4295d15fe99ce263617
2026-07-06-sandbox.md: a8883ae641c6561765575b6a0e547ba919040dd9
2026-07-06-sandbox.zh.md: f0d74ce2be86dadd9994616e227f5d07a2a72b99

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@@ -40,7 +40,7 @@ The swap is invisible to every consumer of `ctx.bash`: the bash tools, hook comm
Misconfiguration fails loud: `mode` outside the closed vocabulary is rejected at plugin load, and a host with no usable backend throws the structured `SANDBOX_UNAVAILABLE` — at `confine()` before the command ever spawns — rather than degrading to unconfined execution. `runnerCommand` on `dsh-sandbox-local` is the operator's explicit assertion of a bwrap-compatible runner (chain and probes skipped); it doubles as the deterministic fake-runner seam for keyless tests.
Denied file effects return a `[sandbox: file access denied under <mode> mode]` marker and instructions not to work around the denial. A confining executor adds paired `sandbox_permissions` and `justification` fields for one approved retry that must be strictly wider than the session's effective mode. A grant widens only that retry; rejection executes nothing, returns `the user rejected escalating this command to "<mode>"`, and permits no re-ask. The prompt does not announce sandbox mode, avoiding preemptive refusal. When `dsh-permission` is composed with a UI adapter, one preset selects both knob values; unmatched values fold to `custom`. The [ACP automation composition](../../../../examples/acp-agent/README.md) does not mount that UI service and selects its deployment mode explicitly.
Denied file effects return a `[sandbox: file access denied under <mode> mode]` marker and instructions not to work around the denial. A confining executor adds paired `sandbox_permissions` and `justification` fields for one approved retry that must be strictly wider than the session's effective mode. A grant widens only that retry; rejection executes nothing, returns `the user rejected escalating this command to "<mode>"`, and permits no re-ask. The owner-derived pending policy context states the current file policy without replacing those enforcement boundaries. When `dsh-permission` is composed with a UI adapter, one preset selects both knob values; unmatched values fold to `custom`. The [ACP automation composition](../../../../examples/acp-agent/README.md) does not mount that UI service and selects its deployment mode explicitly.
### Design detail
@@ -72,7 +72,7 @@ Backend profiles share the mode contract but differ in necessary host grants. La
`dsh-bash-sandbox` extends `LocalBashExecutor` and hands `ctx.sandbox` the exact `['bash', '-c', command]` argv it is about to spawn. A denial is an orthogonal result fact, conservatively classified from the active runner's stderr dialect. A runner failure outranks denial: foreground execution throws `SANDBOX_UNAVAILABLE`; a settled `BashProcess` stamps `sandbox.runnerFailed`, and the bash producer renders it through generic `task_output`.
The model's view is result facts only: the static tool description explains the denial marker (`[sandbox: file access denied under <mode> mode]`), encourages attempting commands that may be denied, and forbids retrying around a denial; when the escalation fields are advertised, a denied result additionally carries the escalation hint itself, so the sanctioned same-turn retry is prompted at the decision point rather than depending on the model recalling the description (§ Escalation). No prompt section states the sandbox mode (§ Per-session modes).
The model sees the current effective file policy in the owner-derived `sandbox:policy` context, while the static tool description explains the denial marker (`[sandbox: file access denied under <mode> mode]`), encourages attempting commands that may be denied, and forbids retrying around a denial; when the escalation fields are advertised, a denied result additionally carries the escalation hint itself, so the sanctioned same-turn retry is prompted at the decision point rather than depending on the model recalling the description (§ Escalation). [The current-policy decision](2026-07-30-current-sandbox-policy-context.md) owns the context's rationale and boundaries.
#### Escalation: one approved wider retry after a denial
@@ -105,7 +105,7 @@ interface SessionEventMap {
Each owner exports the same three-piece kit: the event declaration, a pure fold (`effectiveSandboxMode(events)` / `effectiveApprovalPolicy(events)` — a `findLast`, typed to the domain's closed union), and THE write path (`setSandboxMode(session, mode)` / `setApprovalPolicy(session, policy)` — a switch IS its event; nothing mutates state out of band). No shared owner service, no generic facts map, no registry: a third knob copies the ~40-line pattern into its own package. Execution follows the fold on both sides — the bash tool's per-call stamp reads it as the middle rung of the § Escalation precedence chain, and the approval seam's `'never'` gate is [the approval Agent Note](2026-07-06-approval-seam.md)'s side of the same pattern.
Sandbox mode is not narrated in the prompt; denial results report the mode when it matters, avoiding preemptive refusal based on a standing label. Approval policy is different: only `'never'` is stated because automatic rejection otherwise looks like a user decision. Policy-change notices are coalesced and delivered by the next pre-step, with log-derived fallback after restart. The notice source is inferred from event position: a knob event after the last request header is user-driven; unlogged drift is operator or config driven.
Before each proposed step, sandbox and approval policy are rendered as ordered contributions to one desired policy-context message. The listener reconciles that message against session history, the claimed batch, and its pending `next-step` inbox entry. Once claimed and entered, the loop records the complete sourced `user/message`; both `'ask'` and `'never'` are explicit, so neither owner needs switch narration or last-told state.
**The optional UI surface** is `PermissionService`: a deployment-defined preset table whose entries bundle one sandbox mode with one approval policy. The shipped `workspace-write` and `danger-full-access` presets write through to both domain setters; a knob combination outside the table is reported as `custom`. UI adapters may expose that table as a selector. The automation-only ACP transport advertises no configuration selector and mounts no permission-preset service.
@@ -117,10 +117,10 @@ fs/web/todo execute in-process, so their sandbox semantics are policy at their s
### Testing
- **Unit:** pin platform selection and profiles, fail-closed runner classification, per-call mode/root resolution, per-process facts, escalation validation and outcomes, permission preset folding and write-through, and narrator coalescing.
- **Unit:** pin platform selection and profiles, fail-closed runner classification, per-call mode/root resolution, per-process facts, escalation validation and outcomes, permission preset folding and write-through, and policy-context ordering and inbox reconciliation.
- **Keyless real-runner:** exercise bwrap, Landlock, and Seatbelt against real filesystem effects at provider and bash-consumer layers; one real Cordis context concurrently drives two project sessions through shipped bash and fs tools, proving own-root success and sibling-root denial. Packed-install coverage proves the registry launcher remains executable. CI rejects a silent all-skip.
- **With-key:** start the real ACP composition in read-only mode, let a model-driven bash write hit the runner's denial marker, then drive the bridge answerer and disk effect through granted and rejected workspace-write retries; unavailable credentials or runners self-skip.
- **Snapshot:** pin prompt deltas and notices plus both scripted approval branches. A real ACP example scenario places its session under the user home while the deployment fallback points at `/tmp`, then pins a successful deployment-selected workspace-write mutation; this distinguishes session-root resolution from the process fallback without depending on runner-specific denial text. Other snapshots start unconfined so unrelated fixtures remain platform-independent.
- **Snapshot:** pin the atomic current-policy context and both scripted approval branches. A real ACP example scenario places its session under the user home while the deployment fallback points at `/tmp`, then pins both the workspace-write policy-context message and a successful deployment-selected mutation; this distinguishes session-root resolution from the process fallback without depending on runner-specific denial text. Other snapshots start unconfined so unrelated fixtures remain platform-independent.
## Deferred phases
@@ -149,9 +149,9 @@ Each phase gets its full design when picked up, validated against the code at th
- **Per-session dynamic tool schemas** — rejected: schemas are registry-global by design (one assembly vocabulary, the pinned-header snapshot contract), and re-registering per session would buy only what the execution-time strict-wider check already guarantees, at the cost of a per-session schema surface and header churn on every switch.
- **Hard-match the retry to a prior denial** — rejected: command-string identity is fragile (quoting, `workdir`, env prefixes, a pipeline retried as its failing stage) — false-rejects honest retries or is trivially satisfied; the real boundary is the human seeing command + justification. Revisit only if `allow_always` grant storage ever needs machine-checkable scopes.
- **A generic `env/state` facts map with an owner service** — rejected: approval and sandbox compose independently, so neither's state may drag in a third package; single-key folds are one `findLast` each, dissolving the owner service; no invariant spans the knobs, so atomic multi-key patches bought nothing.
- **Narrate via `agent/user-message` + a bus event** — rejected: it presupposes a turn-entry seam that does not exist (the real seam is `agent/pre-step`), and pre-step's position serves both the coalesced turn-entry notice and the mid-turn immediacy bound with one listener.
- **A standing prompt statement of the sandbox mode (+ a switch narrator)** — shipped first, then removed on live evidence: with `Bash commands run under the "read-only" file sandbox.` in every request, the model refused to ATTEMPT denied-then-escalatable work (five of twelve turns in the first manual session ended with zero tool calls), turning the sandbox into a soft lockout. The denial marker names the mode at the moment it matters and the escalation fields carry the recovery; the approval knob keeps its statement because an auto-rejection is behaviorally indistinguishable from a human "no".
- **Track "last told" with its own bookkeeping events** — rejected: the `request/header` fold already records the exact prompt the model saw; parsing the closed candidate sentences back replaces a second bookkeeping stream — events are needed only where they ARE the store.
- **Narrate each switch through `agent.inject()` plus a bus event** — rejected: independent notices expose owner ordering and intermediate combinations, while one pre-step composition can enqueue the complete current state atomically.
- **State sandbox mode in the stable system prompt** — shipped first, then removed on live evidence: with `Bash commands run under the "read-only" file sandbox.` in every request, the model refused to ATTEMPT denied-then-escalatable work (five of twelve turns in the first manual session ended with zero tool calls), turning the sandbox into a soft lockout. The denial marker names the mode at the moment it matters and the escalation fields carry the recovery. The absence decision is superseded by [the current-policy decision](2026-07-30-current-sandbox-policy-context.md); this measurement and causal observation remain the evidence that any replacement must counter-test.
- **Track "last told" with its own bookkeeping events** — rejected: session history records the exact policy context the model saw, while the claimed batch and pending inbox entry show what is entering or queued. Recomputing the desired message replaces a second bookkeeping stream — events are needed only where they ARE the store.
- **Independent sandbox and approval selectors** — rejected: one deployment-defined permission preset keeps the two policy knobs coherent for UI clients that expose runtime switching.
## Consequences
@@ -160,12 +160,12 @@ What shipped pins — the tiers in Testing hold each:
- A denied command retried with `sandbox_permissions` + `justification` prompts the user through the composed answerer chain; a grant runs THAT call under the wider mode (result facts say so) while every other call keeps its own effective mode; every non-grant outcome produces its distinct error text and executes nothing.
- The escalation fields exist exactly when the mounted executor confines; a request that is not strictly wider than the call's effective mode fails closed with its own text and prompts no one; a deployment with no ApprovalService fails escalating calls closed and leaves plain calls untouched.
- The system prompt never states the sandbox mode (an approval `'never'` policy is the one stated knob), and the whole exchange — headers, knob events, notices, approvals, results — reconstructs from the session log alone, with no event types beyond the two knob events.
- One preset selection records only changed knob values, while a no-op selection records nothing; an approval-policy switch is narrated in at most one coalesced notice, and a committed sandbox switch is honored by the next call's stamp.
- A resumed session's overrides apply with no catch-up state; a default changed while the process was down is narrated before the session's first new request, attributed to the operator.
- One sourced policy-context message states the complete current sandbox and approval policies atomically; the whole exchange — context messages, headers, knob events, approval notices, approvals, and results — reconstructs from the session log alone, with no policy bookkeeping events beyond the two knob events.
- One preset selection records only changed knob values, while a no-op selection records nothing; the next pre-step upserts both current values atomically, and a committed sandbox switch is honored by the next call's stamp.
- A resumed session's overrides enter its first new policy-context message with no catch-up state; a composition default changed while the process was down likewise appears in that message.
- Two concurrent sessions never see each other's state or notices.
- Two concurrent project sessions in one Cordis context resolve independent workspace roots; bash and fs writes succeed inside the calling session's cwd and fail against its neighbor's cwd.
- `agent-loop` is untouched — everything rides `systemPrompt.section`, `SessionEventMap` merging, `agent.inject()`, `agent/pre-step`, and capability-owned policy resolution.
- Policy ownership stays in plugins through `SessionEventMap` merging, inbox mutation from `agent/pre-step`, and capability-owned resolution; the generic loop only claims and records the final entered batch.
Costs and accepted limits:
@@ -178,9 +178,8 @@ Costs and accepted limits:
- **The model may over-ask.** Escalating without denial grounding, or picking `danger-full-access` where `workspace-write` suffices: the description steers and the enum forces the ladder, but the human prompt is the actual gate; the `approval/asked` reasons make over-asking auditable, and a `prepend` policy answerer can auto-reject patterns a deployment never wants.
- **The advertised target set is static while the effective mode is per-session** (schemas are registry-global) — a session already at the widest mode is still offered the fields. Harmless by construction: the strict-wider check at execution, not the enum, is the safety boundary — a non-widening request fails with its own text and never prompts anyone.
- **A granted escalation is not a working sandbox.** An unavailable backend still fails closed even for a granted escalation to a confining mode — at `confine()` when the platform has no chain or every probe fails, at execution when an unprobed sole runner refuses (classified as a sandbox failure, not a command failure) — while a granted `danger-full-access` run never touches the provider at all: there the grant, not the probe, is the authority.
- **The approval narrator's restart baseline parses prompt prose.** The closed candidate sentence is owned by the writing module itself, so a wording change is a coordinated writer+parser edit in one file; a session whose headers predate the section silently adopts the current policy without a notice.
- **The approval section is still a dynamic prompt surface** (a `'never'` switch breaks provider prompt-prefix caching for that session). Accepted: policy switches are rare, and a model acting on a stale `'never'` is worse. The sandbox knob no longer touches the prompt at all.
- **The model may hold a stale belief about the sandbox mode** (nothing announces a switch). Accepted deliberately: the next attempt's marker or success corrects it, and the observed failure mode of announcing — preemptive refusal — is worse than one wasted retry.
- **Policy-context history is append-only.** A policy switch queues a complete superseding message after retained history, preserving the stable system-and-conversation prefix; unchanged state adds no message.
- **Older policy messages remain in history.** Each full message explicitly supersedes earlier policy context, so replay and compaction need only retain the latest entered message.
## FAQ
@@ -191,8 +190,8 @@ Costs and accepted limits:
- **Does the sandbox restrict network or process visibility?** No — `SandboxMode` claims FILE effects only; the bwrap profile deliberately does not unshare pid, and no backend claims network. Whether network restriction becomes its own knob is left open in § The seam.
- **Which tools actually run confined?** OS subprocesses through `ctx.bash` — the bash tools, and hook commands transitively — plus the filesystem tools (`read`/`write`/`edit`) through the sandboxed `ctx.fs` provider (the [cross-family fs sandbox RFC](2026-07-14-cross-family-fs-sandbox.md)): bash confines via the OS runner, fs via an in-process path fence, both keying off the same `ctx.sandboxPolicy` mode. web/todo stay in-process and unfenced (web's only effect is network, outside the file-effect mode vocabulary).
- **Does a granted escalation persist?** No. The grant is consumed by the exact foreground or background call that asked; every neighboring call keeps its own effective mode. A later background denial surfaces through `task_output` and may ground a new exact-command retry.
- **When does a runtime mode switch take effect?** Once its session event commits, the very next capability resolution folds and stamps the new mode. The model is not told a standing mode; its next command simply behaves under the new policy, and any denial names that policy at the point of use.
- **What survives a restart — and what if the operator changed the config default while the process was down?** Overrides replay from the session log (`effective = fold ?? config`), so a resumed session keeps its modes with zero catch-up machinery; a default that drifted offline changes behavior the same way a switch does (the approval policy, being stated, is additionally narrated with operator/config attribution).
- **When does a runtime mode switch take effect?** Once its session event commits, the next pre-step policy-context reconciliation and the next capability resolution fold the new mode. The sourced context message records what the model was told, and any later denial names the same policy at the point of use.
- **What survives a restart — and what if the operator changed the config default while the process was down?** Overrides replay from the session log (`effective = fold ?? config`), so a resumed session keeps its modes with zero catch-up machinery; a default that drifted offline enters the next full policy-context message.
- **What does `enforcement: 'partial'` on a result mean?** The selected backend enforces the subset its kernel ABI governs — e.g. Landlock before ABI v3 does not govern path truncate — and says so structurally instead of refusing the host; the probe's report line distinguishes the cases. The bwrap and Seatbelt profiles govern every promised file effect by construction, so they always report `full`.
## Prior art

View File

@@ -40,7 +40,7 @@ harness 是一个 SDK,因此约束必须是开发者可组合的能力:是
配置错误大声失败:`mode` 不在封闭词汇中时在插件加载时被拒绝;主机上没有可用后端时在 `confine()` 阶段(命令 spawn 之前)抛出结构化的 `SANDBOX_UNAVAILABLE`,而非降级为无约束执行。`dsh-sandbox-local` 上的 `runnerCommand` 是运维人员对一个 bwrap 兼容 runner 的显式断言(跳过链和探测);它同时充当 keyless 测试的确定性 fake-runner seam。
被拒绝的文件操作返回 `[sandbox: file access denied under <mode> mode]` 标记,并附带不要绕过拒绝的指令。约束执行器添加配对的 `sandbox_permissions` 和 `justification` 字段,用于一次经批准的重试,该重试必须严格宽于会话的有效模式。授权仅放宽该次重试;拒绝则不执行任何内容,返回 `the user rejected escalating this command to "<mode>"`,且不允许再次请求。提示词不声明沙箱模式,以避免基于常驻标签的预防性拒绝。当 `dsh-permission` 与某个 UI 适配器一起组合时,一个 preset 同时选定两个旋钮值;不匹配的组合折叠为 `custom`。[ACP 自动化组合](../../../../examples/acp-agent/README.md)不挂载该 UI 服务,而是显式选定其部署模式。
被拒绝的文件操作返回 `[sandbox: file access denied under <mode> mode]` 标记,并附带不要绕过拒绝的指令。约束执行器添加配对的 `sandbox_permissions` 和 `justification` 字段,用于一次经批准的重试,该重试必须严格宽于会话的有效模式。授权仅放宽该次重试;拒绝则不执行任何内容,返回 `the user rejected escalating this command to "<mode>"`,且不允许再次请求。由归属方派生的待处理策略上下文会说明当前文件策略,但不会取代这些强制执行边界。当 `dsh-permission` 与某个 UI 适配器一起组合时,一个 preset 同时选定两个旋钮值;不匹配的组合折叠为 `custom`。[ACP 自动化组合](../../../../examples/acp-agent/README.md)不挂载该 UI 服务,而是显式选定其部署模式。
### 设计细节
@@ -72,7 +72,7 @@ Landlock launcher 源码和包工作区位于 `native/landlock-run`,与 harnes
`dsh-bash-sandbox` 扩展 `LocalBashExecutor`,并把即将 spawn 的确切 `['bash', '-c', command]` argv 交给 `ctx.sandbox`。拒绝是与其他结果正交的事实,依据当前 runner 的 stderr 方言保守分类。Runner 失败优先于拒绝:前台执行抛出 `SANDBOX_UNAVAILABLE`;结算后的 `BashProcess` 会盖章 `sandbox.runnerFailed`,bash 生产者再通过通用 `task_output` 渲染它。
模型看到的仅是结果事实:静态工具描述解释拒绝标记(`[sandbox: file access denied under <mode> mode]`),鼓励尝试可能被拒绝的命令,并禁止绕过拒绝重试;当升级字段被公布时,被拒绝的结果还额外携带升级提示本身,使被认可的同轮次重试在决策点被提示,而非依赖模型回忆描述(§ 升级机制)。没有提示词段落声明沙箱模式(§ 按会话模式)。
模型会在归属方派生的 `sandbox:policy` 上下文中看到当前有效的文件策略;静态工具描述则解释拒绝标记(`[sandbox: file access denied under <mode> mode]`),鼓励尝试可能被拒绝的命令,并禁止绕过拒绝重试。当升级字段被公布时,被拒绝的结果还会携带升级提示本身,使被认可的同轮次重试在决策点获得提示,而非依赖模型回忆描述(§ 升级机制)。[当前策略决策](2026-07-30-current-sandbox-policy-context.md)负责该上下文的理由与边界。
#### 升级机制:拒绝后一次经批准的更宽重试
@@ -105,7 +105,7 @@ interface SessionEventMap {
每个拥有者导出相同的三件套:事件声明、纯 fold(`effectiveSandboxMode(events)` / `effectiveApprovalPolicy(events)`——一个 `findLast`,类型化到领域的封闭联合),以及唯一的写入路径(`setSandboxMode(session, mode)` / `setApprovalPolicy(session, policy)`——切换即其事件;没有任何东西在带外修改状态)。无共享拥有者服务、无通用 facts map、无注册表:第三个旋钮只需将约 40 行模式复制到自己的包中。执行在两侧都遵循 fold——bash 工具的按调用盖章将其作为 § 升级机制优先级链的中间层读取,approval seam 的 `'never'` 门控是[批准 Agent Note](2026-07-06-approval-seam.md) 同一模式的另一侧。
沙箱模式不在提示词中叙述;拒绝结果在需要时报告模式,避免基于常驻标签的预防性拒绝。批准策略不同:只有 `'never'` 被声明,因为自动拒绝在行为上与用户的「不」无法区分。策略变更通知被合并,由下一个步骤前检查点递送,重启后有基于日志的回退。通知来源从事件位置推断:最后一个 request header 之后的旋钮事件是用户驱动的;未记录的漂移是运维人员或配置驱动的。
每次拟议步骤之前,沙箱策略与批准策略都会渲染为一条目标策略上下文消息中的有序贡献。监听器将该消息与会话历史、已领取批次及其待处理的 `next-step` inbox 条目协调。消息一旦被领取并进入步骤,循环就会记录完整且带来源的 `user/message`;`'ask'` 与 `'never'` 都会明确写入,因此两个归属方都无需切换叙述或「上次告知」状态。
**可选的 UI 界面**是 `PermissionService`:一张部署定义的 preset 表,每个条目捆绑一个沙箱模式与一个批准策略。随附的 `workspace-write` 和 `danger-full-access` preset 写入两个领域 setter;preset 表之外的旋钮组合报告为 `custom`。UI 适配器可以把该表暴露为选择器。仅面向自动化的 ACP 传输层不公布任何配置选择器,也不挂载权限 preset 服务。
@@ -117,10 +117,10 @@ fs/web/todo 在进程内执行,因此它们的沙箱语义是各自 seam 层
### 测试
- **单元测试:** 固定平台选择和 profile、失败关闭的 runner 分类、按调用的模式/根目录解析、按进程事实、升级验证和结果、权限 preset fold 和写入透传、以及叙述器合并。
- **单元测试:** 固定平台选择和 profile、失败关闭的 runner 分类、按调用的模式/根目录解析、按进程事实、升级验证和结果、权限 preset fold 和写入透传、以及策略上下文排序与 inbox 协调。
- **Keyless 真实 runner:** 在提供方和 bash 消费方层面对 bwrap、Landlock 和 Seatbelt 执行真实文件系统效果测试;一个真实 Cordis 上下文通过已交付的 bash 和 fs 工具并发驱动两个项目会话,证明在自身根目录写入成功、在兄弟根目录写入被拒绝。Packed-install 覆盖率证明注册表 launcher 保持可执行。CI 拒绝静默全跳过。
- **With-key:** 以只读模式启动真实 ACP 组合,让模型驱动的 bash 写入命中 runner 的拒绝标记,再通过已授权与被拒绝的 workspace-write 重试驱动 bridge 应答器和磁盘效果;不可用的凭证或 runner 自动跳过。
- **快照:** 固定提示词 delta 和通知,以及两个脚本化的 approval 分支。一个真实 ACP 示例场景把会话放在用户主目录下,同时让部署后备根目录指向 `/tmp`,然后固定一次成功的、由部署选定的 workspace-write 变更;这能区分会话根目录解析与进程后备值,而不依赖 runner 特定的拒绝文本。其他快照以无约束启动,使无关 fixture(测试前置数据)保持平台无关。
- **快照:** 固定原子化的当前策略上下文和两个脚本化的 approval 分支。一个真实 ACP 示例场景把会话放在用户主目录下,同时让部署后备根目录指向 `/tmp`,然后固定 workspace-write 策略上下文消息与一次成功的、由部署选定的变更;这能区分会话根目录解析与进程后备值,而不依赖 runner 特定的拒绝文本。其他快照以无约束启动,使无关 fixture(测试前置数据)保持平台无关。
## 延迟阶段
@@ -149,9 +149,9 @@ fs/web/todo 在进程内执行,因此它们的沙箱语义是各自 seam 层
- **按会话动态工具 schema**:否决。schema 设计上是注册表全局的(一套 assembly 词汇、固定 header 快照契约),按会话重新注册只能买到执行时严格放宽检查已保证的东西,代价是按会话的 schema 表面和每次切换的 header 变动。
- **将重试硬匹配到先前的拒绝**:否决。命令字符串同一性脆弱(引号、`workdir`、env 前缀、作为失败阶段重试的管道)——要么误拒诚实的重试,要么被轻易满足;真正的边界是人看到命令 + 理由。仅在 `allow_always` 授权存储需要机器可检查的范围时才重新考虑。
- **通用 `env/state` facts map 加拥有者服务**:否决。approval 和沙箱独立组合,因此任何一方的状态都不应拖入第三个包;单键 fold 各自是一个 `findLast`,拥有者服务自然消解;没有跨旋钮的不变式,因此原子多键补丁无收益。
- **通过 `agent/user-message` + 总线事件叙述**:否决。它预设了一个不存在的轮次入口 seam(真正的 seam 是 `agent/pre-step`),而步骤前检查点的位置使一个监听器能够同时服务合并的轮次入口通知和轮中即时性约束。
- **提示词中常驻声明沙箱模式(+ 切换叙述器)**:先交付后移除,基于实际证据:当每个请求中都有 `Bash commands run under the "read-only" file sandbox.` 时,模型拒绝尝试被拒绝后可升级的工作(首次手动会话中十二个轮次有五个以零工具调用结束),将沙箱变成了软锁定。拒绝标记在需要时命名模式,升级字段承载恢复路径;批准旋钮保留其声明,因为自动拒绝在行为上与人的「不」无法区分。
- **用专门的簿记事件追踪「上次告知」**:否决。`request/header` fold 已记录模型看到的确切提示词;将封闭的候选句子解析回来替代了第二条簿记流——事件仅在它们本身即为存储时才需要。
- **通过 `agent.inject()` 加总线事件逐次叙述切换**:否决。独立通知会暴露归属方顺序和中间组合,而一次 pre-step 组合可以原子排队完整的当前状态。
- **在稳定系统提示词中声明沙箱模式**:先行交付,随后根据线上证据移除:每次请求都带有 `Bash commands run under the "read-only" file sandbox.` 时,模型会拒绝尝试本可在被拒后升级的工作(首次人工会话的十二个轮次中有五个以零工具调用结束),使沙箱变成软锁死。拒绝标记会在相关时刻指出模式,升级字段则承载恢复路径。[当前策略决策](2026-07-30-current-sandbox-policy-context.md)取代了省略策略的决策;这项测量和因果观察仍是任何替代方案必须进行反证测试的依据。
- **用专门的簿记事件追踪「上次告知」**:否决。会话历史记录模型看到的确切策略上下文,已领取批次与待处理 inbox 条目则表明正在进入或已经排队的内容。重新计算目标消息取代了第二条簿记流——事件仅在它们本身即为存储时才需要。
- **相互独立的沙箱与批准选择器**:否决。一个部署定义的权限 preset 让两个策略旋钮对暴露运行时切换的 UI 客户端保持一致。
## 后果
@@ -160,12 +160,12 @@ fs/web/todo 在进程内执行,因此它们的沙箱语义是各自 seam 层
- 被拒绝的命令以 `sandbox_permissions` + `justification` 重试时,通过组合的应答器链提示用户;授权使该次调用在更宽模式下运行(结果事实如此报告),而其他所有调用保持各自的有效模式;每种非授权结果产生各自不同的错误文本且不执行任何内容。
- 升级字段恰好在已挂载的执行器约束时存在;不严格宽于调用有效模式的请求以自身文本失败关闭且不提示任何人;没有 ApprovalService 的部署对升级调用失败关闭,对普通调用不影响。
- 系统提示词从不声明沙箱模式(批准 `'never'` 策略是唯一被声明的旋钮),且整个交互——header、旋钮事件、通知、批准、结果——仅从会话日志即可重建,除两个旋钮事件外无额外事件类型。
- 一次 preset 选择只记录发生变化的旋钮值,而无操作的选择不记录任何内容;批准策略切换最多以一条合并通知叙述,已提交的沙箱切换由下一次调用的盖章兑现。
- 恢复的会话的覆盖直接生效,无需追赶状态;进程停止期间变更的默认值在会话的首个新请求前被叙述,归因于运维人员。
- 一条带来源的策略上下文消息会以原子方式声明完整的当前沙箱策略与批准策略;整个交互——上下文消息、header、旋钮事件、批准通知、批准与结果——仅从会话日志即可重建,除两个旋钮事件外没有策略簿记事件。
- 一次 preset 选择只记录发生变化的旋钮值,而无操作的选择不记录任何内容;下一次 pre-step 会原子 upsert 两个当前值,已提交的沙箱切换由下一次调用的盖章兑现。
- 恢复会话的覆盖项会进入其首条新策略上下文消息,无需追赶状态;进程停止期间变更的组合默认值也会出现在该消息中。
- 两个并发会话永远看不到彼此的状态或通知。
- 同一个 Cordis 上下文中的两个并发项目会话解析各自独立的工作区根目录;bash 和 fs 写入在调用方会话的 cwd 内成功,对其相邻会话的 cwd 则失败。
- `agent-loop` 未被触及——一切搭载 `systemPrompt.section`、`SessionEventMap` 合并、`agent.inject()`、`agent/pre-step` 和由能力拥有的策略解析。
- 策略归属仍通过 `SessionEventMap` 合并、从 `agent/pre-step` 变更 inbox,以及由能力归属方拥有的解析留在插件中;通用循环只领取并记录最终进入步骤的批次。
代价与已接受的限制:
@@ -178,9 +178,8 @@ fs/web/todo 在进程内执行,因此它们的沙箱语义是各自 seam 层
- **模型可能过度请求。** 在没有拒绝依据的情况下升级,或在 `workspace-write` 足够时选择 `danger-full-access`:描述引导且枚举强制阶梯,但人的提示词是实际门控;`approval/asked` 原因使过度请求可审计,且 `prepend` 策略应答器可以自动拒绝部署永远不想要的模式。
- **公布的目标集是静态的,而有效模式是按会话的**(schema 是注册表全局的)——已处于最宽模式的会话仍被提供这些字段。构造上无害:执行时的严格放宽检查(而非枚举)是安全边界——非放宽请求以自身文本失败且不提示任何人。
- **授权的升级不等于可工作的沙箱。** 不可用的后端即使对授权升级到约束模式也仍然失败关闭——在平台没有链或所有探测失败时于 `confine()` 阶段,在未探测的唯一 runner 拒绝时于执行阶段(归类为沙箱失败而非命令失败)——而授权的 `danger-full-access` 运行根本不触及提供方:此时授权(而非探测)是权威。
- **批准叙述器的重启基线解析提示词文本。** 封闭的候选句子由写入模块本身拥有,因此措辞变更是同一文件中写入器+解析器的协调编辑;header 早于该段落的会话静默采用当前策略而不发通知。
- **批准段落仍是动态提示词表面**(`'never'` 切换会破坏该会话的提供方提示词前缀缓存)。已接受:策略切换罕见,且模型基于过时的 `'never'` 行动更糟。沙箱旋钮不再触及提示词。
- **模型可能持有关于沙箱模式的过时信念**(没有任何东西宣布切换)。有意接受:下一次尝试的标记或成功会纠正它,而宣布的观察到的失败模式——预防性拒绝——比一次浪费的重试更糟。
- **策略上下文历史仅追加。** 策略切换会在保留的历史之后排队一条用于取代先前消息的完整消息,从而保留稳定的系统与对话前缀;状态不变时不添加消息。
- **旧策略消息仍保留在历史中。** 每条完整消息都会明确取代更早的策略上下文,因此回放与压缩(compaction)只需保留最新进入步骤的消息。
## FAQ
@@ -191,8 +190,8 @@ fs/web/todo 在进程内执行,因此它们的沙箱语义是各自 seam 层
- **沙箱限制网络或进程可见性吗?** 不——`SandboxMode` 仅声称文件操作;bwrap profile 刻意不 unshare pid,没有后端声称网络。网络限制是否成为自己的旋钮留在 § seam 中开放。
- **哪些工具实际在约束下运行?** 通过 `ctx.bash` 的 OS 子进程——bash 工具及传递性的钩子命令——再加上通过沙箱化 `ctx.fs` 提供方运行的文件系统工具(`read`/`write`/`edit`,见[跨工具族 fs 沙箱 Agent Note](2026-07-14-cross-family-fs-sandbox.md)):bash 通过 OS runner 约束,fs 通过进程内路径围栏约束,二者都以同一个 `ctx.sandboxPolicy` 模式为键。web/todo 仍在进程内且不受限制(web 的唯一效果是网络,不在文件效果模式词汇内)。
- **授权的升级会持久化吗?** 不会。授权由发起请求的确切前台或后台调用消费;每个相邻调用保留自己的有效模式。后续的后台拒绝通过 `task_output` 呈现,并且可以作为一次新的精确命令重试的依据。
- **运行时模式切换何时生效?** 一旦其会话事件提交,紧接着的下一次能力解析就会折叠并盖章新模式。模型不被告知常驻模式;其下一个命令直接在新策略下运行,任何拒绝都会在使用点命名该策略。
- **重启后什么存活——如果运维人员在进程停止期间改了配置默认值呢?** 覆盖从会话日志回放(`effective = fold ?? config`),因此恢复的会话以零追赶机制保持其模式;离线漂移的默认值以与切换相同的方式改变行为(批准策略因被声明,还额外以运维人员/配置归因叙述)。
- **运行时模式切换何时生效?** 一旦其会话事件提交,下一次 pre-step 策略上下文协调与下一次能力解析都会折叠新模式。带来源的上下文消息会记录模型收到的内容,之后的任何拒绝都会在使用点命名同一策略。
- **重启后什么存活——如果运维人员在进程停止期间改了配置默认值呢?** 覆盖从会话日志回放(`effective = fold ?? config`),因此恢复的会话以零追赶机制保持其模式;离线漂移的默认值会进入下一条完整策略上下文消息。
- **结果上的 `enforcement: 'partial'` 是什么意思?** 所选后端强制其内核 ABI 管控的子集——例如 ABI v3 之前的 Landlock 不管控路径 truncate——并以结构化方式如此声明而非拒绝主机;探测的报告行区分各种情况。bwrap 和 Seatbelt profile 构造上管控所有承诺的文件操作,因此始终报告 `full`。
## 先例

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@@ -2,5 +2,5 @@
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-20-dsh-cli-personal-config.md
2026-07-20-dsh-cli-personal-config.md: 3331e36c86002d91fb272868268707fed014d01a
2026-07-20-dsh-cli-personal-config.zh.md: 172d84b075ed7ecc127c317b47e30581db67f89a
2026-07-20-dsh-cli-personal-config.md: 259c3865a9edcbc77949a9fe401af9a77e1e32c4
2026-07-20-dsh-cli-personal-config.zh.md: 8f7c15c3c683cc855c6e3b704bfde8f87d4009d2

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@@ -39,9 +39,9 @@ Hot-reload interplay: the include re-applies its `patches` on every config re-re
## Consequences
- `dsh` from any directory (and `pnpm run demo:tui`) boots the personal provider/model with zero repo changes; verified end-to-end against a personal Anthropic proxy with Opus 4.8, including a bash tool round trip.
- Because an id-targeted patch replaces the whole `config`, a personal override restates the base fields it keeps and can drift when the base entry changes shape; the loader's entry-not-found/name-mismatch warnings are the only diagnostics.
- Because an id-targeted patch replaces the whole `config`, a personal override restates the base fields it keeps and can drift when the base entry changes shape; the loader's entry-not-found/name-mismatch warnings and [`dsh --dump-config`](2026-07-30-dsh-dump-config.md) (which prints the composed tree those patches produce) are the diagnostics.
- Personal patches resolve ids against the booted file's own tree, so nested-include overlays (Code Mode) are not personalized; live-run parity for those leaves is deferred.
- `dsh-app-boot` depends on `js-yaml` (plus a load-only copy of the include's `!!js` YAML type) and, like `apps/cli`, on `@deepseek-ai/dsh-paths` for `resolveDshHome`.
- `dsh-app-boot` depends on `js-yaml` and imports the include's `!!js` YAML dialect (`entryListSchema`) directly, and, like `apps/cli`, depends on `@deepseek-ai/dsh-paths` for `resolveDshHome`.
- When PR #443 lands, `apps/cli/src/bin.ts`'s dispatch chain and `apps/cli/package.json`'s dependency list conflict textually; both resolve as unions (their `web`/`-p` branches plus our default-TUI branch).
## Testing

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@@ -39,9 +39,9 @@ PTY 冒烟测试的启动器把 `$DSH_HOME` 隔离到每个测试自己的目录
## Consequences
- 在任意目录运行 `dsh`(以及 `pnpm run demo:tui`)即可零仓库改动地使用个人提供方/模型;已针对个人 Anthropic 代理与 Opus 4.8 端到端验证,包括一次 bash 工具往返。
- 由于按 id 定位的补丁替换整个 `config`,个人覆盖必须复述它保留的基础字段,并可能随基础配置项形态变化而漂移;loader 的「配置项未找到/名称不匹配」警告是仅有的诊断。
- 由于按 id 定位的补丁替换整个 `config`,个人覆盖必须复述它保留的基础字段,并可能随基础配置项形态变化而漂移;诊断手段是 loader 的「配置项未找到/名称不匹配」警告和 [`dsh --dump-config`](2026-07-30-dsh-dump-config.md)(打印这些补丁合成出的配置树)。
- 个人补丁只在被启动文件自身的树里解析 id,因此嵌套 include 的 overlay(Code Mode)不会被个性化;这些叶子的实际运行等价性暂缓。
- `dsh-app-boot` 依赖 `js-yaml`(外加一份只用于加载的 include `!!js` YAML 类型副本),并与 `apps/cli` 一样依赖 `@deepseek-ai/dsh-paths` 以获取 `resolveDshHome`。
- `dsh-app-boot` 依赖 `js-yaml`,并直接导入 include 的 `!!js` YAML 方言(`entryListSchema`);与 `apps/cli` 一样依赖 `@deepseek-ai/dsh-paths` 以获取 `resolveDshHome`。
- PR #443 落地时,`apps/cli/src/bin.ts` 的分发链与 `apps/cli/package.json` 的依赖列表会产生文本冲突;两者都按并集解决(他们的 `web`/`-p` 分支加上我们的默认 TUI 分支)。
## Testing

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@@ -1,6 +1,6 @@
# Bilingual-pair consistency record (docs/i18n/README.md): the git blob hash of each
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write
2026-07-24-model-facing-session-query-tools.md: 2a9a20a8b39dea309e759f4eb6ddcdabe25dd8be
2026-07-24-model-facing-session-query-tools.zh.md: 7fbe746681b329b3e50ae74608a8b2e5167c5ae9
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-24-model-facing-session-query-tools.md
2026-07-24-model-facing-session-query-tools.md: 82fb70349a94916af2e99b83fcbdac765aae3dd0
2026-07-24-model-facing-session-query-tools.zh.md: 3ffc142b2a27c612bb8a3238823f536871e5ea17

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@@ -36,7 +36,7 @@ Session-level results include the latest folded title when available. Each tool
## Host composition
The consumer is an opt-in plugin. The shipped ACP and TUI apps mount `ctx.sessionQuery` for non-model consumers, while the shared Web/headless composition mounts neither the query service nor the consumer. No shipped composition mounts `@deepseek-ai/dsh-tool-session-query`, so default model requests gain no query prompt or schemas. A composition that opts in also chooses whether to mount the generic timeout and spill policies; the dedicated ACP snapshot fixture mounts both and uses private local spill storage. Generic tool presentation requires no session-query-specific client plugin.
The consumer is an opt-in plugin. The shipped TUI, Web, and headless compositions mount both `ctx.sessionQuery` and `@deepseek-ai/dsh-tool-session-query` through their shared base, so their default model requests include the query prompt and five schemas; the automation-only ACP composition mounts neither. These compositions also supply the generic timeout and spill policies. The dedicated ACP snapshot fixture mounts the consumer and both policies explicitly, with private local spill storage. Generic tool presentation requires no session-query-specific client plugin.
## Alternatives considered
@@ -48,7 +48,7 @@ The consumer is an opt-in plugin. The shipped ACP and TUI apps mount `ctx.sessio
## Verification
Package tests pin argument validation, filter translation, timestamp normalization, exact-workspace authorization, parent-filter preauthorization and oracle resistance, changed-observation rejection, service-diagnostic redaction for ordinary and adversarial unknown values, best-effort cyclic-cause logging, logger-failure containment, missing-identity behavior, hidden-boundary pruning, current-step exclusion, internal provider paging, exclusive search and parallel exact-read classification, count caps, exact-signal forwarding, abort-reason preservation, persistence cleanup quiescence, one-scan bounded batch title enrichment, projection-before-dequeue ordering, queued-work suppression, started-worker quiescence, per-header validation, title fallbacks, representative search/trace/read rendering, generic presentation, and disposable registration. Integration coverage uses the real SQLite FTS provider over live and persisted sessions. Shipped configuration, app composition tests, and assembled ACP request-header snapshots prove that the model-facing consumer remains absent while `ctx.sessionQuery` stays available where mounted. A package-owned Loader smoke and dedicated keyless ACP snapshot explicitly mount the consumer with timeout and spill support, pinning its prompt guidance, schemas, and path-independent exact event-read retention behavior.
Package tests pin argument validation, filter translation, timestamp normalization, exact-workspace authorization, parent-filter preauthorization and oracle resistance, changed-observation rejection, service-diagnostic redaction for ordinary and adversarial unknown values, best-effort cyclic-cause logging, logger-failure containment, missing-identity behavior, hidden-boundary pruning, current-step exclusion, internal provider paging, exclusive search and parallel exact-read classification, count caps, exact-signal forwarding, abort-reason preservation, persistence cleanup quiescence, one-scan bounded batch title enrichment, projection-before-dequeue ordering, queued-work suppression, started-worker quiescence, per-header validation, title fallbacks, representative search/trace/read rendering, generic presentation, and disposable registration. Integration coverage uses the real SQLite FTS provider over live and persisted sessions. Shipped configuration and the TUI/Web composition tests prove that the model-facing consumer is present on the TUI, Web, and headless surfaces, while assembled ACP request-header snapshots prove that the automation surface omits it by default. A package-owned Loader smoke and dedicated keyless ACP snapshot explicitly mount the consumer with timeout and spill support, pinning its prompt guidance, schemas, and path-independent exact event-read retention behavior.
## Consequences

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@@ -36,7 +36,7 @@ Status: implemented
## 宿主组合
该消费方是一个需显式启用的插件。发布的 ACP 与 TUI 应用为非模型消费方挂载 `ctx.sessionQuery`,而 Web/headless 共享组合既不挂载查询服务,也不挂载该消费方。发布的组合均未挂载 `@deepseek-ai/dsh-tool-session-query`,因此默认模型请求中不包含查询提示词或 schema。选择启用该插件的组合还要决定是否挂载通用的超时与 spill 策略;专用的 ACP 快照 fixture(测试前置数据)同时挂载这两项策略,并使用私有的本地 spill 存储。通用工具表现无需会话查询专用客户端插件。
该消费方是一个需显式启用的插件。已交付的 TUI、Web 与无头组合通过共享 base 同时挂载 `ctx.sessionQuery` 和 `@deepseek-ai/dsh-tool-session-query`,因此其默认模型请求包含查询提示词与五个 schema;仅用于自动化的 ACP 组合两者均不挂载。这些组合还提供通用的超时与 spill 策略。专用的 ACP 快照 fixture(测试前置数据)显式挂载该消费方与这两项策略,并使用私有的本地 spill 存储。通用工具表现无需会话查询专用客户端插件。
## 考虑过的替代方案
@@ -48,7 +48,7 @@ Status: implemented
## 验证
包级测试固定参数校验、过滤条件转换、时间戳规范化、精确工作区授权、父级过滤预授权与抵御预言机探测、变更观测拒绝、普通值与对抗性未知值的服务诊断脱敏、尽力记录循环 cause、日志失败隔离、身份缺失行为、隐藏边界裁剪、当前步骤排除、内部提供方翻页、搜索独占与精确读取并行分类、数量上限、精确信号传递、中止原因保留、持久化清理静止、单次扫描且并发有界的批量标题扩充、先投影再取出下一个任务的顺序、抑制排队工作、等待已启动 worker 静止、逐会话头校验、标题回退、代表性搜索/追踪/读取渲染、通用表现与可释放注册。集成覆盖使用真实 SQLite FTS 提供方查询实时与持久化会话。发布配置、应用组合测试与组装后的 ACP 请求头快照证明:面向模型的消费方仍未挂载,而 `ctx.sessionQuery` 在已经挂载该服务的组合中保持可用。包自身的 Loader 冒烟测试与专用无密钥 ACP 快照显式挂载该消费方,并配套启用超时与 spill 支持,固定其提示词指引、schema 以及与路径无关的精确事件读取保留行为。
包级测试固定参数校验、过滤条件转换、时间戳规范化、精确工作区授权、父级过滤预授权与抵御预言机探测、变更观测拒绝、普通值与对抗性未知值的服务诊断脱敏、尽力记录循环 cause、日志失败隔离、身份缺失行为、隐藏边界裁剪、当前步骤排除、内部提供方翻页、搜索独占与精确读取并行分类、数量上限、精确信号传递、中止原因保留、持久化清理静止、单次扫描且并发有界的批量标题扩充、先投影再取出下一个任务的顺序、抑制排队工作、等待已启动 worker 静止、逐会话头校验、标题回退、代表性搜索/追踪/读取渲染、通用表现与可释放注册。集成覆盖使用真实 SQLite FTS 提供方查询实时与持久化会话。发布配置与 TUI/Web 组合测试证明面向模型的消费方存在于 TUI、Web 与无头界面,而组装后的 ACP 请求头快照证明自动化界面默认不包含它。包自身的 Loader 冒烟测试与专用无密钥 ACP 快照显式挂载该消费方,并配套启用超时与 spill 支持,固定其提示词指引、schema 以及与路径无关的精确事件读取保留行为。
## 后果

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@@ -2,5 +2,5 @@
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-25-session-list-browsing-and-manual-order.md
2026-07-25-session-list-browsing-and-manual-order.md: 831aa53e532a75392690c330837482bb0f9c32b1
2026-07-25-session-list-browsing-and-manual-order.zh.md: 9ad074d59c13585aa4fca46ae4d40e2deb15cde6
2026-07-25-session-list-browsing-and-manual-order.md: bd04e7f74c8a4540d68e60ad68965e05de76bce9
2026-07-25-session-list-browsing-and-manual-order.zh.md: 8ec5f71943a68a70f46fbd4c7702e4556b1892ec

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@@ -24,7 +24,7 @@ The group-by menu offers two modes, WorkSpace / In one list. WorkSpace mode rend
### workspace.rename
`workspace.rename({ workspaceId, title })`: the title is trimmed and must be non-blank; both the same-title no-op and the duplicate check evaluate inside the host's serialized workspace-creation chain (shared with create, so concurrent create/rename cannot interleave a duplicate or an out-of-order fake success), and a conflict returns `workspace-name-conflict`. Durability goes through `setTitle`'s mutate path, and the `domain/changed` listener broadcasts the `host/workspace-changed` frame automatically. The UI is a standard modal with a client-side duplicate pre-check.
`workspace.rename({ workspaceId, title })`: the title is trimmed and must be non-blank; both the same-title no-op and the duplicate check evaluate inside the Host's serialized workspace-operation chain (shared with create-by-name, so concurrent explicit naming operations cannot interleave a duplicate or an out-of-order fake success), and a conflict returns `workspace-name-conflict`. Path adoption may derive a title already present because canonical path, not title, owns identity ([decision](../bug-fix/2026-07-31-same-basename-workspace-adoption.md)). Durability goes through `setTitle`'s mutate path, and the `domain/changed` listener broadcasts the `host/workspace-changed` frame automatically. The UI is a standard modal with a client-side duplicate pre-check.
### Manual order: insertSessionBefore replaces activity pinning
@@ -34,7 +34,7 @@ The UI is HTML5 drag on session rows inside a group (workspace grouping only, ou
### Shell/region split
ui-sidebar shrinks to the column-geometry shell: brand row, fold state machine, New Session, Settings, and one `sidebar.workspaces` hole; the shell↔region contract is two facts, `{ wide, expandSidebar }`. ui-workspace fully owns the browsing region (section header, search, grouped tree and flat list, every workspace dialog, drag) plus its groupBy store; the rail-state search/new-workspace icons belong to the region too and request shell expansion via `expandSidebar()`. The picker splits into the core `WorkspaceCreateFlow` (composed directly inside the region) and the thin `WorkspacePicker` wrapper (still filling ui-conversation's hero slot); the old `sidebar.workspace` picker slot and its declaration-aware deferral are deleted with it.
ui-sidebar shrinks to the column-geometry shell: brand row, fold state machine, New Session, Settings, and one `sidebar.workspaces` hole; the shell↔region contract is two facts, `{ wide, expandSidebar }`. ui-workspace fully owns the browsing region (section header, search, grouped tree and flat list, every workspace dialog, drag) plus its groupBy store; the rail-state search/add-workspace icons belong to the region too and request shell expansion via `expandSidebar()`. The picker splits into the core `WorkspacePickFlow` (composed directly inside the region; named `WorkspaceCreateFlow` until the [one-route Note](../simplification/2026-07-31-one-route-to-add-a-workspace.md)) and the thin `WorkspacePicker` wrapper (still filling ui-conversation's hero slot); the old `sidebar.workspace` picker slot and its declaration-aware deferral are deleted with it.
## Alternatives considered

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@@ -24,7 +24,7 @@ group-by 菜单提供 WorkSpace / In one list 两种模式。WorkSpace 模式按
### workspace.rename
`workspace.rename({ workspaceId, title })`:title trim 后非空;同名 no-op 与重名查重都在 host 的 workspace 创建串行链内求值(与 create 共链,并发 create/rename 不能穿插出重名或乱序假成功),冲突回 `workspace-name-conflict`。落盘经 `setTitle` 的 mutate 通道,`domain/changed` 监听自动广播 `host/workspace-changed` 帧。UI 为标准 Modal,client 侧另做重名预检。
`workspace.rename({ workspaceId, title })`:title trim 后非空;同名 no-op 与重名查重都在 Host 的 Workspace 操作串行链内求值(与按名称创建共链,并发的显式命名操作不能穿插出重名或乱序假成功),冲突返回 `workspace-name-conflict`。按路径收编可以派生出已有 title,因为拥有身份的是 canonical path,而不是 title(见[身份决策](../bug-fix/2026-07-31-same-basename-workspace-adoption.md))。落盘经 `setTitle` 的 mutate 通道,`domain/changed` 监听自动广播 `host/workspace-changed` 帧。UI 为标准 Modal,client 侧另做重名预检。
### 手动排序:insertSessionBefore 取代活动置顶
@@ -34,7 +34,7 @@ UI 为组内 session 行的 HTML5 拖拽(仅 workspace 分组、非搜索态;f
### 壳/区域切分
ui-sidebar 缩为列几何壳:品牌行、折叠状态机、New Session、Settings,以及一个 `sidebar.workspaces` 洞;壳与区域的契约只有两个事实 `{ wide, expandSidebar }`。ui-workspace 全权拥有浏览区域(section header、搜索、分组树与平铺、全部 workspace 对话框、拖拽)及其 groupBy store;rail 态的搜索/新建图标也归区域,经 `expandSidebar()` 请求壳展开。picker 拆为核心件 `WorkspaceCreateFlow`(区域内直接组件组合)与薄包装 `WorkspacePicker`(继续填 ui-conversation 的 hero 坑);原 `sidebar.workspace` picker 坑与声明感知延迟注册随之删除。
ui-sidebar 缩为列几何壳:品牌行、折叠状态机、New Session、Settings,以及一个 `sidebar.workspaces` 洞;壳与区域的契约只有两个事实 `{ wide, expandSidebar }`。ui-workspace 全权拥有浏览区域(section header、搜索、分组树与平铺、全部 workspace 对话框、拖拽)及其 groupBy store;rail 态的搜索/添加工作区图标也归区域,经 `expandSidebar()` 请求壳展开。picker 拆为核心件 `WorkspacePickFlow`(区域内直接组件组合;在[单一路径 Note](../simplification/2026-07-31-one-route-to-add-a-workspace.md)之前名为 `WorkspaceCreateFlow`)与薄包装 `WorkspacePicker`(继续填 ui-conversation 的 hero 坑);原 `sidebar.workspace` picker 坑与声明感知延迟注册随之删除。
## Alternatives considered

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@@ -2,5 +2,5 @@
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-25-workspace-ui-product-flow.md
2026-07-25-workspace-ui-product-flow.md: b8e1ec1efe19127cad8a12405dddeec38a4ff91e
2026-07-25-workspace-ui-product-flow.zh.md: b80b75a80671e9aa2ab59ff72c44c18a8ec5c16e
2026-07-25-workspace-ui-product-flow.md: 7a6a41e19d2930fbcbf7ba5fc9e6809d96e23166
2026-07-25-workspace-ui-product-flow.zh.md: a40f374fd794b11bff0de72cbc822fd638cd267c

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@@ -20,7 +20,7 @@ The Host provides the following GUI wiring on the Workspace entity:
| --- | --- |
| `workspace.list` | Returns persistent Workspaces in order and filters out Session ids that fail header validation |
| `workspace.create({ name })` | Creates a directory and Workspace at `workspaceRoot/name`; fails on a display-name conflict |
| `workspace.create({ path })` | Adopts an existing directory and does not create an arbitrary path |
| `workspace.create({ path })` | Adopts an existing directory by canonical path; basename-derived display titles may repeat |
| `workspace.delete({ workspaceId })` | Removes the Workspace registration while retaining its directory and session logs; its Sessions become Ungrouped |
| `session.create({ workspaceId, sessionId? })` | Resolves cwd from the Workspace, idempotently creates a Session with an optional preallocated id, and attaches it |
| `session.create({ cwd })` | Remains available to non-Workspace callers and creates an Ungrouped Session |
@@ -50,9 +50,9 @@ On initial entry, the application waits until both the Workspace and Session bas
When no Workspace exists, the page creates a frontend Workspace object named `workspace` and a frontend Session that targets it. Neither writes to the Host, and the composer always accepts input; the first send materializes the Workspace, attaches the Session, and sends the message in that order.
Top-level New Session, the plus button on a Workspace row, and the Workspace picker all invoke the same New Session action. An explicit Workspace id becomes the target directly; when none is specified, the action uses the most recent Workspace, or the Workspace Intent if no real Workspace exists. The Workspace picker's Use an existing folder and Create a new workspace actions immediately create a real Workspace when the user confirms, then retarget the frontend Session to it; an explicitly created empty Workspace remains even if the user sends no message.
Top-level New Session, the plus button on a Workspace row, and the Workspace picker all invoke the same New Session action. An explicit Workspace id becomes the target directly; when none is specified, the action uses the most recent Workspace, or the Workspace Intent if no real Workspace exists. The Workspace picker's one Add workspace action ([one-route Note](../simplification/2026-07-31-one-route-to-add-a-workspace.md); it was a pair of Use-an-existing-folder and create-by-name actions when this was decided) immediately creates a real Workspace when the user confirms a directory, then retargets the frontend Session to it; an explicitly created empty Workspace remains even if the user sends no message.
Create a new workspace temporarily uses the same input as both the directory name and display name. The UI prevents duplicate confirmation based on current Workspace titles, while the Host continues to reject same-name requests that bypass the UI or race concurrently. Moving Sessions across Workspaces, manual adoption from Ungrouped, and separate display-name and directory-name inputs remain outside this flow.
A new Workspace takes its display name from the directory it was created in. Distinct canonical paths may share the same basename-derived title ([identity decision](../bug-fix/2026-07-31-same-basename-workspace-adoption.md)); explicit create-by-name and rename operations retain their duplicate-title checks. Moving Sessions across Workspaces, manual adoption from Ungrouped, and separate display-name and directory-name inputs remain outside this flow.
### First send and recovery
@@ -108,7 +108,7 @@ The Sidebar and conversation empty hero receive standardized actions through slo
- Workspace list performs one reentrant bootstrap using only headers; an initialized empty registry does not initialize again after restart, and membership reads validate both the index and canonical cwd.
- The initial default target is determined exactly once after both baselines are ready; Workspace groups are not reordered as a whole by hydration or Session activity, and an active Session moves only itself to the front.
- A frontend Session under a real Workspace temporarily counts toward the sidebar total, while a Workspace Intent remains hidden; neither publication nor refresh leaves duplicate rows or counts.
- Both the UI and Host reject duplicate Workspace names; cwd-only Sessions, Sessions with invalid historical cwd values, and unattached Sessions remain Ungrouped.
- The UI and Host admit distinct same-basename directories as separate Workspaces, while explicit create-by-name and rename operations reject duplicate titles; cwd-only Sessions, Sessions with invalid historical cwd values, and unattached Sessions remain Ungrouped.
- Confirmed Workspace deletion removes only the registration, retains the current Session, directory, files, and session log, and survives reload; package tests pin unary/frame/baseline races and failure rollback.
- Keyless runnable snapshots cover the zero state, explicit creation, and the first send; package-level tests cover bootstrap, membership validation, ordering, idempotency, failure recovery, and arbitrary frame order.

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@@ -20,7 +20,7 @@ Host 在 Workspace entity 上提供以下 GUI 接线:
| --- | --- |
| `workspace.list` | 返回持久有序的 Workspace,并过滤未通过 header 校验的 Session id |
| `workspace.create({ name })` | 在 `workspaceRoot/name` 创建目录和 Workspace;显示名冲突时失败 |
| `workspace.create({ path })` | 收编已经存在的目录,不为任意路径创建目录 |
| `workspace.create({ path })` | 按 canonical path 收编已有目录;由 basename 派生的显示名可以重复 |
| `workspace.delete({ workspaceId })` | 移除 Workspace 注册记录,同时保留目录和会话日志;相关 Session 进入 Ungrouped |
| `session.create({ workspaceId, sessionId? })` | 从 Workspace 解析 cwd,以可选预分配 id 幂等创建 Session 并 attach |
| `session.create({ cwd })` | 保留给非 Workspace 调用方,创建 Ungrouped Session |
@@ -50,9 +50,9 @@ Session 自己持有首条输入并驱动一条内部流水线:必要时以预
完全没有 Workspace 时,页面创建默认名为 `workspace` 的前端 Workspace 对象和指向它的前端 Session。两者不写 Host,composer 始终可输入;首次发送才依次 materialize Workspace、attach Session、发送消息。
顶部 New Session、Workspace 行内加号和 Workspace picker 最终都调用同一 New Session 动作:显式 Workspace id 直接成为目标,未指定时使用最近 Workspace,没有真实 Workspace 时使用 Workspace Intent。Workspace picker 的 Use an existing folder 与 Create a new workspace 会在用户确认时立即创建真实 Workspace,再把前端 Session 定位到该 Workspace;即使用户不发送消息,显式创建的空 Workspace 也保留。
顶部 New Session、Workspace 行内加号和 Workspace picker 最终都调用同一 New Session 动作:显式 Workspace id 直接成为目标,未指定时使用最近 Workspace,没有真实 Workspace 时使用 Workspace Intent。Workspace picker 的单一 Add workspace 动作(见[单一路径 Note](../simplification/2026-07-31-one-route-to-add-a-workspace.md);本决策做出时是 Use an existing folder 与按名称创建两个动作)会在用户确认目录时立即创建真实 Workspace,再把前端 Session 定位到该 Workspace;即使用户不发送消息,显式创建的空 Workspace 也保留。
Create a new workspace 暂时用同一个输入作为目录名和显示名。UI 根据当前 Workspace title 禁止重复确认,Host 继续拒绝绕过 UI 或并发产生的同名请求。跨 Workspace 移动 Session、从 Ungrouped 手动收编以及分别输入显示名和目录名仍不在此动线范围内。
新建 Workspace 的显示名取自其所在目录。不同 canonical path 可以拥有相同的 basename 派生显示名(见[身份决策](../bug-fix/2026-07-31-same-basename-workspace-adoption.md));显式的按名称创建和重命名操作仍保留显示名重名检查。跨 Workspace 移动 Session、从 Ungrouped 手动收编以及分别输入显示名和目录名仍不在此动线范围内。
### 首次发送与恢复
@@ -108,7 +108,7 @@ Sidebar 与 conversation empty hero 通过 slot 获得标准化动作:`startSe
- Workspace list 只读取 header 完成一次可重入 bootstrap;initialized 的空 registry 重启不重复初始化,成员读取同时校验索引与 canonical cwd。
- 初始默认目标只在两份基线 ready 后确定一次;Workspace 组不因 hydration 或 Session 活跃整体重排,单个活跃 Session 只前移自身。
- 真实 Workspace 下的前端 Session 临时计入 sidebar 数量,Workspace Intent 保持隐藏,发布与刷新都不会留下重复行或重复计数。
- UI 与 Host 两层拒绝同名 Workspace;cwd-only Session、无效历史 cwd 和未 attach Session 保持 Ungrouped。
- UI 与 Host 会将 canonical path 不同但 basename 相同的目录接纳为独立 Workspace,而显式的按名称创建和重命名操作会拒绝重复显示名;cwd-only Session、无效历史 cwd 和未 attach Session 保持 Ungrouped。
- 经确认的 Workspace 删除只移除注册记录,保留当前 Session、目录、文件和会话日志,并在刷新后保持该状态;包级测试固定一元响应/帧/基线竞态和失败回滚行为。
- keyless runnable snapshot 覆盖零态、显式创建和首次发送;包级测试覆盖 bootstrap、成员校验、排序、幂等、失败恢复及任意 frame 顺序。

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@@ -2,5 +2,5 @@
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-27-native-workspace-directory-picker.md
2026-07-27-native-workspace-directory-picker.md: 847b7a7c7844a47e534183008acfdc32e2e08125
2026-07-27-native-workspace-directory-picker.zh.md: e484a2ba5860d43925aba82be31c803716a33bc5
2026-07-27-native-workspace-directory-picker.md: 98f9dc9bed5358e816d4324462d5ea7657f9007f
2026-07-27-native-workspace-directory-picker.zh.md: ca765778fae734fd47a05652aea7021328ed4ab6

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@@ -10,7 +10,7 @@ The desktop GUI asks users to type an absolute path when they add an existing wo
## Decision
Add a single-folder `host.pickDirectory` RPC and expose it through `WorkspacesService`. The workspace menu presents two flat actions: **Open local folder...** and **Create a new workspace**. Selecting a folder reuses the existing `workspace.create({ path })` flow, selects the returned workspace, and starts a blank session.
Add a single-folder `host.pickDirectory` RPC and expose it through `WorkspacesService`. The workspace menu presents the flat **Add workspace...** action (two actions when this was decided — **Open local folder...** beside a create-by-name entry the [one-route Note](../simplification/2026-07-31-one-route-to-add-a-workspace.md) later removed). Selecting a folder reuses the existing `workspace.create({ path })` flow, selects the returned workspace, and starts a blank session.
The workspace manager must upsert the returned workspace before the selection callback runs. A newly adopted directory therefore renders its basename immediately. Reopening an already registered path preserves its existing workspace title.
@@ -19,9 +19,9 @@ The workspace manager must upsert the returned workspace before the selection ca
- The picker accepts one directory on macOS, Windows, and Linux.
- Cancelling the system dialog is silent and returns `null`.
- A duplicate path selects the existing workspace.
- A different path whose derived title conflicts with another workspace shows a focused error with **Choose again** and **Cancel** actions.
- A different canonical path adopts a separate Workspace even when its derived title matches another Workspace ([identity decision](../bug-fix/2026-07-31-same-basename-workspace-adoption.md)).
- Other picker failures show a compact retryable error.
- The existing create-by-name flow remains unchanged.
- The create-by-name flow this decision left untouched is gone; picking a directory is now the whole of adding a workspace ([one-route Note](../simplification/2026-07-31-one-route-to-add-a-workspace.md)).
## Host boundary
@@ -41,9 +41,9 @@ Platform adapters invoke native tools without a shell:
## Consequences
The current GUI opens one local folder through a native picker on macOS, Windows, and Linux. Cancelling changes no state, failures remain retryable, and duplicate paths are idempotent while title conflicts require an explicit new choice. The selected workspace and its displayed name refresh before a new blank session starts. Existing workspace creation by name remains available.
The current GUI opens one local folder through a native picker on macOS, Windows, and Linux. Cancelling changes no state, failures remain retryable, duplicate paths are idempotent, and distinct same-basename paths coexist as separate Workspaces. The selected workspace and its displayed name refresh before a new blank session starts. This picker is now the only route to a workspace ([one-route Note](../simplification/2026-07-31-one-route-to-add-a-workspace.md)): the operator picks an existing directory, or creates one inside the chooser.
The added host, runtime, component, and GUI tests cover the native boundary, request trust checks, cancellation and failure handling, existing-path reuse, title conflicts, and the immediate visible-name update. The privileged RPC remains specific to the local desktop carrier; a remote Web directory browser is outside this decision.
The added host, runtime, component, and GUI tests cover the native boundary, request trust checks, cancellation and failure handling, existing-path reuse, same-basename adoption, and the immediate visible-name update. The privileged RPC remains specific to the local desktop carrier; a remote Web directory browser is outside this decision.
## Risks

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@@ -10,7 +10,7 @@ Status: implemented
## 决策
新增一个用于选择单个文件夹的 `host.pickDirectory` RPC,并通过 `WorkspacesService` 暴露该 RPC。工作区菜单提供两个平铺操作:**打开本地文件夹…** 和 **创建新工作区**。选定文件夹后,系统复用现有的 `workspace.create({ path })` 流程,选中返回的工作区,并启动一个空白会话。
新增一个用于选择单个文件夹的 `host.pickDirectory` RPC,并通过 `WorkspacesService` 暴露该 RPC。工作区菜单提供平铺操作 **添加工作区…**(本决策做出时是两个操作:**打开本地文件夹…** 与一个按名称创建的入口,后者已被[单一路径 Note](../simplification/2026-07-31-one-route-to-add-a-workspace.md)删除)。选定文件夹后,系统复用现有的 `workspace.create({ path })` 流程,选中返回的工作区,并启动一个空白会话。
工作区管理器必须在选择回调运行前插入或更新返回的工作区。因此,新纳入的目录会立即显示其 basename。再次打开已注册的路径时,则保留该工作区现有的标题。
@@ -19,9 +19,9 @@ Status: implemented
- 在 macOS、Windows 和 Linux 上,选择器一次只允许选择一个目录。
- 取消系统对话框不会显示提示,并返回 `null`。
- 路径重复时,选中现有工作区。
- 如果路径不同,但其派生标题与另一个工作区冲突,则显示明确指出该冲突的错误提示,其中包含 **重新选择** 和 **取消** 操作。
- 即使派生显示名与另一个 Workspace 相同,不同 canonical path 也会被收编为独立 Workspace(见[身份决策](../bug-fix/2026-07-31-same-basename-workspace-adoption.md))。
- 选择器的其他故障会显示简洁且可重试的错误提示。
- 现有的按名称创建流程保持不变。
- 本决策当时未触碰的按名称创建流程现已删除;选择目录就是添加工作区的全部(见[单一路径 Note](../simplification/2026-07-31-one-route-to-add-a-workspace.md))。
## 宿主边界
@@ -41,9 +41,9 @@ Status: implemented
## 后果
当前 GUI 可以在 macOS、Windows 和 Linux 上通过原生选择器打开一个本地文件夹。取消操作不会改变任何状态,故障仍可重试;重复路径的处理具有幂等性,标题冲突则要求用户明确重新选择。选中的工作区及其显示名称会在启动新的空白会话前完成刷新。现有的按名称创建工作区功能仍可使用。
当前 GUI 可以在 macOS、Windows 和 Linux 上通过原生选择器打开一个本地文件夹。取消操作不会改变任何状态,故障仍可重试;重复路径的处理具有幂等性,basename 相同的不同路径则可作为独立 Workspace 共存。选中的工作区及其显示名称会在启动新的空白会话前完成刷新。该选择器现已是获得工作区的唯一路径(见[单一路径 Note](../simplification/2026-07-31-one-route-to-add-a-workspace.md)):操作者要么选一个已有目录,要么在选择器内新建一个。
新增的宿主、运行时、组件和 GUI 测试覆盖原生边界、请求信任校验、取消与故障处理、已有路径复用、标题冲突和可见名称即时更新。该特权 RPC 仍仅面向本地桌面载体;远程 Web 目录浏览器不属于本次决策范围。
新增的宿主、运行时、组件和 GUI 测试覆盖原生边界、请求信任校验、取消与故障处理、已有路径复用、同 basename 路径收编和可见名称即时更新。该特权 RPC 仍仅面向本地桌面载体;远程 Web 目录浏览器不属于本次决策范围。
## 风险

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@@ -2,5 +2,5 @@
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-27-tmux-location-context.md
2026-07-27-tmux-location-context.md: ad39071ab8caf34375e37877ea4a7b5bc66f4613
2026-07-27-tmux-location-context.zh.md: 39e2bde934e0318d4d768a2ef7aee6994cfba378
2026-07-27-tmux-location-context.md: dc9e559d1ed5cbb419901303a81e69cb0d0ba828
2026-07-27-tmux-location-context.zh.md: 499917ed7e246fc90ac156fc421dbd52fb92bc36

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@@ -12,7 +12,7 @@ tmux exposes this without a daemon: `$TMUX_PANE` names the process's pane, and `
## Decision
`@deepseek-ai/dsh-tmux-context` is an opt-in function plugin in `packages/context/tmux-context/`, alongside the other bounded request-context enrichments that define neither a tool nor a service. Shipped examples do not mount it because tmux-location disclosure and its token cost are deployment policy.
`@deepseek-ai/dsh-tmux-context` is an opt-in function plugin in `packages/context/tmux-context/`, alongside the other bounded request-context enrichments that define neither a tool nor a service. The shipped TUI mounts it because terminal-multiplexer context is specific to that surface; `dsh-agent-spine-demo` and the Web/headless surfaces stay silent.
**Pull on the first step of each turn, not a tmux push.** The plugin prepends an `agent/pre-step` listener and acts only when `step === 1`. A pull model needs no background process, no hook installation in the user's tmux, and no teardown; it re-reads current state each turn so a moved, renamed, or re-laid-out pane is picked up naturally. Gating on the first step makes the reading per-turn: a location is stable within a turn, and re-querying every step would add cost without new information. A pane moved mid-turn is reflected on the next turn, which is the accepted tradeoff for the simpler design.
@@ -42,7 +42,7 @@ The published `./invariant` companion registers no runtime check: a reading is a
## Consequences
An agent booted inside tmux now receives its own session/window/pane location and window layout as durable, source-attributed context, updated per turn when the location changes. Deployments opt in through cordis.yml; the default spine and shipped examples stay silent. Outside a real tmux pane — including a terminal that merely inherited `$TMUX`/`$TMUX_PANE` — or without a `ctx.bash` executor, the plugin is inert with no error, so composing it is safe everywhere. Because the reading is one durable `user/message`, it survives compaction as ordinary history, contributes nothing to system-prompt assembly or request headers, and costs at most one two-line message per changed turn. The pull model adds one `tmux display-message` subprocess (through the sandboxed bash seam) on the first step of each turn that is due. The optional interval floor is checked before the query and so suppresses both; an unchanged location is detected only by comparing the returned state, so it suppresses the injection while still paying for the query.
An agent booted inside tmux now receives its own session/window/pane location and window layout as durable, source-attributed context, updated per turn when the location changes. The shipped TUI opts in; custom deployments may compose the plugin directly. Outside a real tmux pane — including a terminal that merely inherited `$TMUX`/`$TMUX_PANE` — or without a `ctx.bash` executor, the plugin is inert with no error, so composing it is safe everywhere. Because the reading is one durable `user/message`, it survives compaction as ordinary history, contributes nothing to system-prompt assembly or request headers, and costs at most one two-line message per changed turn. The pull model adds one `tmux display-message` subprocess (through the sandboxed bash seam) on the first step of each turn that is due. The optional interval floor is checked before the query and so suppresses both; an unchanged location is detected only by comparing the returned state, so it suppresses the injection while still paying for the query.
## Testing

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@@ -12,7 +12,7 @@ tmux 无需守护进程即可暴露这些信息:`$TMUX_PANE` 标识进程所
## 决策
`@deepseek-ai/dsh-tmux-context` 是位于 `packages/context/tmux-context/` 的可选启用型函数插件,与其他既不定义工具也不定义服务的有界请求上下文增强并列。随附示例不挂载它,因为 tmux 位置披露及其 token 成本属于部署策略。
`@deepseek-ai/dsh-tmux-context` 是位于 `packages/context/tmux-context/` 的可选启用型函数插件,与其他既不定义工具也不定义服务的有界请求上下文增强并列。已交付的 TUI 会挂载它,因为终端复用器上下文是该界面特有的;`dsh-agent-spine-demo` 与 Web/无头界面保持沉默。
**在每轮的第一个 step 拉取,而非 tmux 推送。** 插件前置注册一个 `agent/pre-step` 监听器,仅在 `step === 1` 时动作。拉取模型无需后台进程、无需在用户的 tmux 中安装 hook、也无需清理;它每轮重新读取当前状态,因此被移动、改名或重新布局的 pane 都会被自然感知。以第一个 step 为门槛使读数按轮次生成:位置在一轮内是稳定的,逐步骤重复查询只会增加成本而不带来新信息。轮次中途移动的 pane 会在下一轮反映,这是换取更简单设计所接受的取舍。
@@ -42,7 +42,7 @@ window active=<0|1>, pane active=<0|1>, layout <window-layout>
## 后果
启动于 tmux 内的 agent 现在会以持久、带来源标记的上下文收到自身的 session/window/pane 位置及 window 布局,并在位置变化时按轮次更新。部署方通过 cordis.yml 选择启用;默认 spine 与随附示例保持沉默。在真实 tmux pane 之外——包括仅继承了 `$TMUX`/`$TMUX_PANE` 的终端——或没有 `ctx.bash` 执行器时,插件保持惰性且不报错,因此在任何地方组合它都安全。由于读数是一条持久的 `user/message`,它作为普通历史经受压缩,对系统提示装配与请求头毫无贡献,且每个发生变化的轮次至多花费一条两行消息。拉取模型在每个到期轮次的第一个 step 增加一次 `tmux display-message` 子进程(经沙箱化的 bash seam)。可选的间隔下限在查询之前检查,因此同时抑制查询与注入;而位置未变化只能通过比较查询返回的状态得知,因此它只抑制注入,查询开销仍会付出。
启动于 tmux 内的 agent 现在会以持久、带来源标记的上下文收到自身的 session/window/pane 位置及 window 布局,并在位置变化时按轮次更新。已交付的 TUI 选择启用;自定义部署可直接组合该插件。在真实 tmux pane 之外——包括仅继承了 `$TMUX`/`$TMUX_PANE` 的终端——或没有 `ctx.bash` 执行器时,插件保持惰性且不报错,因此在任何地方组合它都安全。由于读数是一条持久的 `user/message`,它作为普通历史经受压缩,对系统提示装配与请求头毫无贡献,且每个发生变化的轮次至多花费一条两行消息。拉取模型在每个到期轮次的第一个 step 增加一次 `tmux display-message` 子进程(经沙箱化的 bash seam)。可选的间隔下限在查询之前检查,因此同时抑制查询与注入;而位置未变化只能通过比较查询返回的状态得知,因此它只抑制注入,查询开销仍会付出。
## 测试

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# Bilingual-pair consistency record (docs/i18n/README.md): the git blob hash of each
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-27-web-session-search.md
2026-07-27-web-session-search.md: 9a634c586a4793d1c6986a7e7c0b0c1157b5b687
2026-07-27-web-session-search.zh.md: 5ec2baf7443aaaaa75abc348ee426df9c14fbaa2

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# Agent Note: Web past-session search
Status: implemented
English | [中文](2026-07-27-web-session-search.zh.md)
## Problem
The Web sidebar exposes session titles and Workspace membership but cannot retrieve a past conversation from words that appear only inside its messages. Scanning histories in the browser would require attaching or loading every session, duplicate the existing indexed-search service, and make cold persisted sessions both slow and easy to omit. The product also needs a predictable failure path: an unavailable derived index must not erase title matches that the client can compute locally.
## Decision
The shared Web/headless composition mounts [`@deepseek-ai/dsh-session-query-sqlite`](../../../../packages/session-query/session-query-sqlite/README.md) with `openAt: first-search` and an in-memory database. The service is ACTIVE at boot, while its `node:sqlite` module and connection-private handle open only on the first content query. This keeps Node 22 startup output free of SQLite's experimental warning before search is used without promising to suppress the warning when search first imports the module. Each service instance owns its index, preserving the SQLite backend's single-owner contract across parallel CLI or Web invocations without leaving process-scoped derived files behind. The database starts empty and lazily reconciles live and persisted sessions on that first query. It remains a disposable derived index, separate from canonical JSONL persistence.
The host gateway exposes `session.search` through the existing typed RPC stack. It derives the authorization set from the same visible summaries as `session.list`, asks `ctx.sessionQuery.searchSessions` for globally ranked current-surface `user/message`, `assistant/message`, and `steering/message` matches, and consumes provider pages until it has 20 authorized sessions plus one lookahead or exhausts the stream. The first provider page requests 20 hits; a first-page `SESSION_QUERY_INVALID_LIMIT` halves that size through 10, 5, 2, and 1, retaining the learned size across continuations and stale-generation restarts. Every hit's session id, best-match session id, surface, and event type are revalidated before its snippet leaves the Host. Emitted snippets contain at most 240 Unicode code points; the Host and wire schema share the protocol bounds and code-point-safe truncation helper, while the wire schema independently enforces the snippet bound at client parse. Keeping the potentially large authorization set out of SQLite bindings avoids the portable variable ceiling while preserving global ranking. The response remains one bounded page; `hasMore` tells the UI to ask for a narrower query rather than exposing pagination. A stale continuation discards the current attempt's partial results, deduplication entries, and cursors, then restarts from the first page against the original visibility snapshot. Limit probes and stale retries share the limit of 100 provider calls (and therefore at most 2,000 inspected hits); a page larger than its requested limit, a repeated continuation cursor, or a still-unexhausted stream at that call budget fails closed as an `internal` business error. The carrier signal cancels superseded work, including persistence listing, bounded batches of cold-session metadata stats, and each provider call, and wins over a concurrent limit or stale rejection. A missing query service or an unrecovered indexing/query failure remains a business error and does not mutate the canonical session store.
[`WorkspaceBrowser`](../../../../packages/client/ui-workspace/README.md) keeps metadata and content search deliberately separate. Its default copy is English, and its input plus defensive request path remove NUL and cap queries at the request schema's 500 UTF-16 code units without splitting a surrogate pair. A non-blank query immediately computes case-insensitive title and Workspace substring matches from the Session list, starts a 250 ms debounced content request, aborts the preceding request when the query changes, and ignores stale completions. It merges local matches first in recency order with backend-ranked content-only matches, deduplicates by session id, and renders a flat list regardless of the normal grouping mode. Each row shows the title, Workspace, and an available one-line snippet. Selecting a row opens the Session only and preserves the query; it does not navigate to an exact event.
The result bound is one protocol constant, not per-connection state. `SESSION_SEARCH_RESULT_LIMIT` lives beside the response schema that enforces it in `dsh-host-apiproxy`, and `SessionsService.searchResultLimit` re-exposes that constant for presentation plugins. Reaching it from a feature is an explicit widening of the sessions domain: `ISessions` — the face injected as `ctx.sessions`, and therefore what the test runtime's sessions double must implement — declares the search verb next to that bound. The connection handle does not carry it: a per-connection field would imply a transport-varying or server-negotiated bound that the schema's fixed `max` forbids, and would leave the same fact with two homes in the same module.
Content matching inherits the SQLite backend's normalized literal token/phrase semantics. The shared semantic projection excludes reasoning blocks, so UI search never returns a model's private reasoning as a hit or snippet; the derived-index schema version advances so existing persistent indexes rebuild without the former documents. FTS5 operators are inert data, and this surface adds no typo, fuzzy, prefix, or arbitrary-substring expansion. In particular, the `unicode61` tokenizer may treat an uninterrupted Chinese sequence as one token, so a shorter query such as `搜索` is not guaranteed to match inside `会话搜索功能`. Title and Workspace matching remains ordinary client-side substring matching.
## Failure and visibility contract
Search never widens session visibility: cold sessions without a servable cwd are absent for the same reason they are absent from `session.list`, and only provider hits whose ids occur in that baseline can leave the Host. Shadowed and log-only events, tool events outside message content, errors, todos, and other trace records do not produce UI hits.
While the first or a later content request is pending, the UI keeps immediate metadata matches and shows a history-search status. If the backend fails, the same rows remain and a warning explains that content search is unavailable. Zero merged rows produce an explicit empty state. More than 20 candidate rows produce a refine-query hint.
## Alternatives considered
- **Scan every session history in the browser** — rejected because it attaches transport and fold cost to the UI, misses cold logs unless they are loaded, and duplicates the semantic extraction and source reconciliation already owned by `ctx.sessionQuery`.
- **Make trigram or fuzzy search part of the first release** — rejected because it changes index size, ranking, short-query behavior, and product expectations. Trigrams also do not by themselves solve two-character queries. The first release uses the existing backend contract and leaves recall expansion as a separate measured decision.
- **Return event addresses and jump to the exact match** — rejected for this release because conversation virtualization and stable event navigation need a separate UI contract. Session-level navigation is useful without coupling search to that work.
- **Expose cursor pagination in the sidebar** — rejected in favor of a fixed top-20 surface and a narrow-query hint; this keeps the interaction and cancellation state bounded.
## Consequences
Past persisted conversations become discoverable without opening them first, while the host retains one visibility boundary and one semantic-index implementation. Immediate local results hide most request latency, cancellation prevents obsolete queries from repainting the list, and backend failure degrades to the behavior available before content search.
The first content query can take longer because it imports and opens SQLite before paying lazy reconciliation. Search quality is token/phrase recall rather than fuzzy or arbitrary substring recall, including the documented continuous-Chinese limitation. Results are session-level, capped at 20, and have no paging or exact-message navigation. A valid but pathologically unselective or repeatedly stale provider attempt that does not complete within 100 calls takes the metadata-only failure path instead of consuming unbounded work.
## Testing
Host tests pin request and response validation, visible-session filtering, event/surface filters, result and snippet bounds, adaptive provider limits inside the shared call budget, learned-limit stale restarts, cursor and cross-page deduplication behavior, cancellation precedence, and failure mapping. SQLite lifecycle tests pin eager activation, first-search opening and failure, shared readiness, and unopened disposal; semantic extraction and SQLite/fixture search tests pin exclusion of reasoning-only text. The Node 22 compatibility gate builds the CLI and Web artifacts, boots the shipped `dsh web`/`AppCLIEntry` composition under plain Node with ambient warning suppression removed and an isolated temporary home/provider environment, waits for settled startup, and disposes it through the shipped signal path. Fixture, runtime, and UI tests pin match-centered bounded snippets, stateless delegation, the 500-code-unit query boundary, debounce/abort/stale-response behavior, local fallback, merge order, deduplication, English copy, ARIA tree membership, row rendering, and navigation semantics. A keyless assembled Web test preserves the lazy-open config while seeding an unopened persisted conversation, finds it by visible message content through the SQLite index, captures the sidebar result, opens it, and verifies that the query remains.

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# Agent Note: Web 历史会话搜索
Status: implemented
[English](2026-07-27-web-session-search.md) | 中文
## 问题
Web 侧边栏会展示会话标题及其 Workspace 归属,但无法根据只出现在消息中的词语检索历史对话。在浏览器中扫描历史记录,需要附加或加载每个会话,重复实现现有的索引搜索服务,也会让冷态持久化会话的检索既缓慢又容易遗漏。产品还需要一条可预测的故障路径:派生索引不可用时,不得抹去客户端能够在本地计算出的标题匹配结果。
## 决策
Web 与 headless 共用的组合会使用 `openAt: first-search` 和内存数据库挂载 [`@deepseek-ai/dsh-session-query-sqlite`](../../../../packages/session-query/session-query-sqlite/README.md)。服务启动时处于 ACTIVE 状态,而其 `node:sqlite` 模块与连接私有句柄分别要到首次内容查询才会导入和打开。这让 Node 22 的启动输出在使用搜索前不会出现 SQLite 实验性警告,但并不承诺在首次搜索导入该模块时抑制警告。每个服务实例都独占自己的索引,因此并行 CLI 或 Web 调用可维持 SQLite 后端的单一所有者契约,又不会留下进程级派生文件。数据库从空状态启动,并在该首次查询时惰性对齐实时会话与持久化会话。它仍是与规范 JSONL 持久化相互独立的可丢弃派生索引。
宿主网关通过现有的类型化 RPC 栈公开 `session.search`。它根据 `session.list` 使用的同一组可见摘要推导授权集合,向 `ctx.sessionQuery.searchSessions` 请求全局排序后的当前 surface `user/message`、`assistant/message` 和 `steering/message` 匹配项,并持续消费提供方分页,直到获得 20 个已授权会话及一个前瞻项,或结果流耗尽。首个提供方页面请求 20 个命中;如果第一页返回 `SESSION_QUERY_INVALID_LIMIT`,页面大小会依次折半为 10、5、2、1,并在续传和陈旧世代重启中沿用探测所得的大小。每个命中的会话 id、最佳匹配会话 id、surface 和事件类型都会经过重新校验,其 snippet 才能离开宿主。发出的 snippet 最多包含 240 个 Unicode 码点;宿主与传输 schema 共用协议边界及码点安全的截断辅助函数,而传输 schema 会在客户端解析时独立强制执行 snippet 上限。将可能很大的授权集合排除在 SQLite 绑定之外,可避开可移植变量上限,同时保持全局排序。响应仍只有一个有界页面;`hasMore` 会指示 UI 提示用户缩小查询范围,而不是公开分页能力。陈旧的续传会丢弃当前尝试的部分结果、去重条目和游标,然后依据原始可见性快照从第一页重新开始。上限探测与陈旧重试共用 100 次提供方调用的限制(因此最多检查 2,000 个命中);如果某页命中数超过其请求的上限、续传游标重复,或用尽该调用预算后结果流仍未耗尽,都会直接返回 `internal` 业务错误,不返回部分结果。载体信号会取消已被取代的工作,包括持久化列表枚举、分批受限执行的冷会话元数据 stat,以及每一次提供方调用;即使同时收到上限拒绝或陈旧拒绝,也以取消为准。查询服务缺失或索引/查询故障无法恢复时,仍作为业务错误处理,不会修改规范会话存储。
[`WorkspaceBrowser`](../../../../packages/client/ui-workspace/README.md) 有意将元数据搜索与内容搜索保持独立。其默认界面文案为英文;输入框及防御性请求路径会移除 NUL,将查询限制在请求 schema 规定的 500 个 UTF-16 code unit 内且不会拆分 surrogate pair。非空白查询会立即从会话列表中计算不区分大小写的标题和 Workspace 子串匹配,在 250 ms 防抖后发起内容请求,在查询变化时中止前一请求,并忽略陈旧的完成结果。它先按新近程度排列本地匹配,再合并由后端排序且仅匹配内容的结果,按会话 id 去重;无论常规分组模式如何,最终都渲染为扁平列表。每一行显示标题、Workspace,并在存在时显示一行摘要片段。选择某一行只会打开对应会话,并保留查询条件;不会跳转至确切事件。
结果上限是单一协议常量,而非逐连接状态。`SESSION_SEARCH_RESULT_LIMIT` 位于 `dsh-host-apiproxy` 中强制执行它的响应 schema 旁边,`SessionsService.searchResultLimit` 则把该常量重新公开给呈现插件。功能包要取用它,必须显式扩展 sessions 域的对外面:`ISessions`(即注入为 `ctx.sessions` 的那个面,也因此是测试运行时的 sessions 替身必须实现的面)在该上限旁声明了搜索动作。连接 handle 不携带它:逐连接字段会暗示该上限随传输层变化或由服务端协商,而 schema 固定的 `max` 恰恰禁止这一点,并且会让同一事实在同一模块内拥有两处归属。
内容匹配沿用 SQLite 后端经过规范化的字面 token/短语语义。共享语义投影会排除推理(reasoning)块,因此 UI 搜索绝不会将模型的私有推理作为命中或 snippet 返回;派生索引的 schema 版本会随之前进,使现有持久化索引重建并移除先前的这些文档。FTS5 运算符只作为数据处理,此搜索界面不提供拼写错误纠正、模糊匹配、前缀匹配或任意子串扩展。特别是,`unicode61` 分词器可能将一段连续中文视作单个 token,因此不保证 `搜索` 之类的较短查询能匹配 `会话搜索功能` 的内部片段。标题与 Workspace 匹配仍采用普通的客户端子串匹配。
## 故障与可见性契约
搜索绝不会扩大会话可见范围:没有可供服务的 cwd 的冷会话会被排除,原因与它们不出现在 `session.list` 中相同;只有 id 位于这条基线中的提供方命中才能离开宿主。被遮蔽事件和纯日志事件、消息内容之外的工具事件、错误、待办事项及其他追踪记录都不会产生 UI 命中结果。
首个或后续内容请求仍在处理期间,UI 会保留即时元数据匹配结果,并显示历史搜索状态。如果后端失败,这些行会保持不变,并显示警告说明内容搜索不可用。合并后没有任何行时,界面会显示明确的空状态。候选行超过 20 条时,界面会提示用户缩小查询范围。
## 曾考虑的替代方案
- **在浏览器中扫描每个会话的历史记录**:不予采纳,因为这会让 UI 承担传输与折叠开销;除非加载冷态日志,否则还会漏掉这些日志;并会重复实现已经由 `ctx.sessionQuery` 负责的语义提取与源对齐。
- **首版即加入 trigram 或模糊搜索**:不予采纳,因为这会改变索引大小、排序、短查询行为与产品预期。trigram 本身也无法解决双字查询。首版沿用现有后端契约,将召回扩展留作另一项基于度量结果的决策。
- **返回事件地址并跳转至确切匹配位置**:本版不予采纳,因为对话虚拟化与稳定的事件导航需要单独的 UI 契约。会话级导航本身已有价值,无需让搜索与这项工作耦合。
- **在侧边栏公开游标分页**:不予采纳,改为固定显示前 20 条结果并提示缩小查询范围;这样可使交互与取消状态保持有界。
## 后果
无需预先打开,即可检索到历史持久化对话,同时宿主仍只保留一条可见性边界和一套语义索引实现。即时本地结果掩盖了大部分请求延迟,取消机制可防止已作废查询重新渲染列表,后端故障则会降级为内容搜索尚不可用时已有的行为。
首次内容查询可能耗时更长,因为它要先导入并打开 SQLite,再承担惰性对齐的开销。搜索质量采用 token/短语召回,而不是模糊召回或任意子串召回,并受上述连续中文限制。结果粒度为会话,最多 20 条,不支持分页,也不能跳转到具体消息。如果有效但选择性极差或反复陈旧的提供方尝试未能在 100 次调用内完成,系统会进入仅保留元数据匹配的故障路径,而不是无限制地继续处理。
## 测试
宿主测试将请求与响应校验、可见会话过滤、事件和 surface 过滤、结果与 snippet 边界、共享调用预算内的自适应提供方上限、沿用探测所得上限的陈旧世代重启、游标与跨页去重行为、取消优先级及故障映射固定为契约。SQLite 生命周期测试将启动时激活、首次搜索时的打开与失败、共享就绪状态以及未打开状态下的处置固定为契约;语义提取测试与 SQLite/fixture 搜索测试将排除仅存在于推理中的文本固定为契约。Node 22 兼容性门禁会构建 CLI 与 Web 产物,在移除环境级警告抑制并采用隔离的临时 home/提供方环境后,以普通 Node 启动随产品交付的 `dsh web`/`AppCLIEntry` 组合,等待启动完成并稳定,再沿随产品交付的信号路径对其执行 dispose(资源释放)。fixture(测试前置数据)、运行时与 UI 测试将以匹配位置为中心的有界 snippet、无状态委托、500 个 code unit 的查询边界、防抖/中止/陈旧响应行为、本地回退、合并顺序、去重、英文文案、ARIA 树成员关系、行渲染与导航语义固定为契约。无密钥的组装层 Web 测试会在保留惰性打开配置的同时,播种一段尚未打开的持久化对话,通过 SQLite 索引按可见消息内容找到它,捕获侧边栏结果,打开该会话,并验证查询条件仍然保留。

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# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-27-workspace-registration-deletion.md
2026-07-27-workspace-registration-deletion.md: 8168b0832ca39e6023f6981815ffe758b5695361
2026-07-27-workspace-registration-deletion.zh.md: b0df6982ac81426a5b0ce2f0e2b0e744212e3f5b
2026-07-27-workspace-registration-deletion.md: ae12b09979f20385336eef8d805173dd9c08d887
2026-07-27-workspace-registration-deletion.zh.md: 2e43b25ec0b68703d68f6346796482d1c5ed3e8a

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@@ -28,7 +28,7 @@ Create and delete write a durable `pendingMutation` before their record/order pa
`WorkspaceManager` treats both `host/workspace-changed` and `host/workspace-removed` as ordered deltas replayed over an in-flight `workspace.list` response. A successful unary delete removes the row immediately instead of waiting for its own stream echo. Removal is idempotent, and a process-local tombstone rejects late changed frames or stale baseline rows for the never-reused Workspace id. A reconnect still refreshes from `workspace.list`; Session state is never pruned by a Workspace delta.
The delete confirmation remains pending until the React Workspace projection has committed the removed id, so the next create gesture cannot observe one stale list frame. During create, duplicate-name validation is suppressed while the request is pending because the committed `host/workspace-changed` frame may publish the newly created Workspace before its unary response; after failure returns the form to editing, validation uses the latest list again.
The delete confirmation remains pending until the React Workspace projection has committed the removed id, so the next Workspace gesture cannot observe or target one stale list frame.
## Confirmation interaction
@@ -50,7 +50,7 @@ The menu, Modal, and buttons retain their existing structure and design tokens.
## Verification
Workspace package tests pin successful metadata-only deletion, same-path re-registration, unknown-id idempotence, table-failure rollback, explicit-marker restart recovery, unexplained-corruption rejection, and cache/table invariant behavior. Apiproxy and carrier tests pin the schema, handler, `workspace-not-found`, retained Session/folder, fresh-id re-registration, and committed `host/workspace-removed` frame. Client tests pin unary direct echo, duplicate removal, late changed frames, and deletion racing an in-flight baseline. Component tests pin confirmation, projection-settled closing, pending-state duplicate suppression, success-frame-before-unary ordering, failure, Cancel, Escape, and Close. The browser scenario observes every transient alert, slot error, console error, and page error while reusing a deleted title for a different directory.
Workspace package tests pin successful metadata-only deletion, same-path re-registration, unknown-id idempotence, table-failure rollback, explicit-marker restart recovery, unexplained-corruption rejection, and cache/table invariant behavior. Apiproxy and carrier tests pin the schema, handler, `workspace-not-found`, retained Session/folder, fresh-id re-registration, and committed `host/workspace-removed` frame. Client tests pin unary direct echo, duplicate removal, late changed frames, and deletion racing an in-flight baseline. Component tests pin confirmation, projection-settled closing, success-frame-before-unary ordering, failure, Cancel, Escape, and Close. The browser scenario observes every transient alert, slot error, console error, and page error while reusing a deleted title for a different directory.
The assembled keyless Web scenario registers an existing temporary project directory, accounts a persisted Session, makes that Session current, confirms deletion in Chromium, and verifies the Workspace group disappears while Ungrouped retains the current Session. It checks the user file and JSONL log before and after deletion and repeats the UI, directory, and log assertions after reload.

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@@ -28,7 +28,7 @@ Create 与 delete 会在记录/顺序对可能分叉之前写入持久 `pendin
`WorkspaceManager` 将 `host/workspace-changed` 与 `host/workspace-removed` 都视为有序增量,并在进行中的 `workspace.list` 响应之上回放。成功的一元删除会立即移除行,无需等待本次操作自己的流回显。移除操作具有幂等性;由于 Workspace id 永不复用,进程本地删除标记会拒绝延迟到达的 changed 帧或陈旧基线行。重连仍从 `workspace.list` 刷新;Workspace 增量绝不会剪除会话状态。
删除确认框会保持待处理,直到 React Workspace 投影已经提交目标 id 的移除,因此下一次创建操作不会读到一帧陈旧列表。创建请求进行中会暂停重复名称校验,因为已提交的 `host/workspace-changed` 帧可能先于一元响应发布刚创建的 Workspace;如果请求失败并让表单回到可编辑状态,系统会重新使用最新列表执行校验。
删除确认框会保持待处理,直到 React Workspace 投影已经提交目标 id 的移除,因此下一次 Workspace 操作不会观察或定位到陈旧列表帧中的内容。
## 确认交互
@@ -50,7 +50,7 @@ Create 与 delete 会在记录/顺序对可能分叉之前写入持久 `pendin
## Verification
Workspace 包测试固定了仅删除元数据的成功路径、同路径重新注册、未知 id 的幂等行为、表操作失败回滚、明确标记的重启恢复、来源不明损坏的拒绝,以及缓存/表不变量行为。Apiproxy 与载体测试固定了 schema、处理器、`workspace-not-found`、保留会话/文件夹、使用新 id 重新注册,以及已提交的 `host/workspace-removed` 帧。客户端测试固定了一元直接回显、重复移除、延迟到达的 changed 帧,以及删除与进行中基线并发的行为。组件测试固定了确认交互、投影稳定后关闭、待处理状态下抑制重复提交、成功帧先于一元响应、失败、Cancel、Escape 与 Close。浏览器场景会在为不同目录复用已删除名称时,观测每一次瞬时 alert、slot error、console error 与 page error。
Workspace 包测试固定了仅删除元数据的成功路径、同路径重新注册、未知 id 的幂等行为、表操作失败回滚、明确标记的重启恢复、来源不明损坏的拒绝,以及缓存/表不变量行为。Apiproxy 与载体测试固定了 schema、处理器、`workspace-not-found`、保留会话/文件夹、使用新 id 重新注册,以及已提交的 `host/workspace-removed` 帧。客户端测试固定了一元直接回显、重复移除、延迟到达的 changed 帧,以及删除与进行中基线并发的行为。组件测试固定了确认交互、投影稳定后关闭、成功帧先于一元响应、失败、Cancel、Escape 与 Close。浏览器场景会在为不同目录复用已删除名称时,观测每一次瞬时 alert、slot error、console error 与 page error。
组装后的无密钥 Web 场景会注册一个已有临时项目目录,将持久化会话计入账本,把该会话设为当前会话,在 Chromium 中确认删除,并验证 Workspace 分组消失,而 Ungrouped 保留当前会话。该场景在删除前后检查用户文件和 JSONL 日志,并在刷新后重复验证 UI、目录与日志。

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# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-28-cross-workspace-resume.md
2026-07-28-cross-workspace-resume.md: 1ef6195b6f269a6dc8cf869902b7772ad48f00c2
2026-07-28-cross-workspace-resume.zh.md: d31dc5f0470e20f86062edb4ad75c37a6160fe23
2026-07-28-cross-workspace-resume.md: e8a8636911015a5b300b45a30e268ee1be5d47d1
2026-07-28-cross-workspace-resume.zh.md: 9e5e126f4b204927d7fb134a196dd0d0a98468d4

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@@ -18,7 +18,7 @@ Finally, resume never changed directory. The host re-execs `dsh --resume=<id>` t
The shared CLI configuration supplies one session root under the Harness home, the picker gains a workspace scope, and the handoff carries the target directory.
**Storage.** The shared base owns the default in `apps/cli/config/base.cordis.yml`: its `session-persistence-jsonl` row resolves `sessions` beneath `DSH_HOME`, with the standard `~/.dsh` fallback when the environment has not been initialized. TUI, Web, and headless therefore consume one default without launcher patches or a boot slot. An overlay or personal patch that states an explicit root replaces that row's whole `config` and remains the deployment's authoritative choice.
**Storage.** The shared base owns the default in `apps/cli/config/base.cordis.yml`: its `session-persistence-jsonl` row calls the app-boot-provided `dshHomePath('sessions')`, which uses the canonical `DSH_HOME` resolver and its standard `~/.dsh` fallback. TUI, Web, and headless therefore consume one default without a session-specific launcher patch or slot. An overlay or personal patch that states an explicit root replaces that row's whole `config` and remains the deployment's authoritative choice.
**Scope, not exclusion.** A workspace other than the current one is a display scope rather than a disabled reason. `showResume()` summarizes every record and the `ResumePicker` owns a `scope` of `'workspace' | 'all'`, defaulting to the current workspace so the common case is unchanged. Tab toggles; the scope line names the active scope and the count the other holds; each row in the all-workspaces scope reports its own workspace, and that label joins the searchable text only in the scope that shows it. A toggle clears the query and selection so the highlighted row always belongs to the visible list, and the per-row workspace line makes a row one terminal row taller in that scope, which the visible-count budget accounts for.

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共享 CLI 配置提供 Harness home 下的同一个会话根目录,选择器获得 workspace 范围,交接过程携带目标目录。
**存储。** 共享 base 在 `apps/cli/config/base.cordis.yml` 中拥有默认值:其 `session-persistence-jsonl` 配置项把 `sessions` 解析到 `DSH_HOME` 下;环境尚未初始化时则使用标准的 `~/.dsh` 回退值。因此 TUI、Web 与 headless 使用同一个默认值,无需启动器补丁或启动槽位。若 overlay 或个人 patch 显式声明根目录,它会整体替换该配置项的 `config`,并继续作为部署的权威选择。
**存储。** 共享 base 在 `apps/cli/config/base.cordis.yml` 中拥有默认值:其 `session-persistence-jsonl` 配置项调用由 app-boot 提供的 `dshHomePath('sessions')`,该函数使用规范的 `DSH_HOME` 解析器及其标准的 `~/.dsh` 回退值。因此 TUI、Web 与 headless 使用同一个默认值,无需针对会话的启动器补丁或槽位。若 overlay 或个人 patch 显式声明根目录,它会整体替换该配置项的 `config`,并继续作为部署的权威选择。
**是范围,不是排除。** 当前 workspace 之外的 workspace 是一种展示范围,而不是禁用理由。`showResume()` 汇总每一条记录,`ResumePicker` 持有一个 `'workspace' | 'all'` 的 `scope`,默认为当前 workspace,因此常见场景毫无变化。Tab 切换范围;范围行会说明当前生效的范围,以及另一个范围下的数量;在全 workspace 范围中每一行都报告自己的 workspace,而该标签只在展示它的范围里才加入可搜索文本。切换范围会清空查询和选中项,使高亮行始终属于可见列表;而逐行的 workspace 行会让该范围下的每一行在终端里多占一行,可见条数预算已经把这一点计入。

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# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-28-dsh-guided-skill-session-commands.md
2026-07-28-dsh-guided-skill-session-commands.md: a11807dca9ad1640857cd95a8b528df691b8a27e
2026-07-28-dsh-guided-skill-session-commands.zh.md: e48420ed77496d8c336031473364f9008fccced7
2026-07-28-dsh-guided-skill-session-commands.md: 9d5341880e92d88781278238f21380919c962820
2026-07-28-dsh-guided-skill-session-commands.zh.md: 90c47d64173161fa4ef1f975de37b9cd42e02c99

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# Agent Note: `dsh migrate`/`dsh upgrade` seed the first turn with a skill
# Agent Note: `dsh migrate`/`dsh experimental-upgrade` seed the first turn with a skill
Status: implemented
@@ -10,7 +10,7 @@ Two recurring flows begin with the user manually invoking one skill and answerin
## Decision
`dsh migrate` and `dsh upgrade` boot the ordinary TUI as a fresh session whose first turn auto-invokes a bundled skill (`dsh-migrate`, `dsh-upgrade`), exactly as if the user typed `/skill:<name>` and pressed Enter.
`dsh migrate` and `dsh experimental-upgrade` boot the ordinary TUI as a fresh session whose first turn auto-invokes a bundled skill (`dsh-migrate`, `dsh-upgrade`), exactly as if the user typed `/skill:<name>` and pressed Enter.
The seed reuses the existing TUI skill path, not a new one. `createTuiChat` already has `invokeSkill(name, instructions)` — the code a typed `/skill:<name>` runs, including the "Unknown skill" notice. The launcher passes the skill name to the TUI through a new boot-context slot `INITIAL_SKILL_KEY` (`tuiInitialSkill`), mirroring `CONFIGURED_AGENT_IDENTITIES_KEY`/`TUI_GOODBYE_MESSAGE_KEY`: `ctx.provide` is the only channel from launcher argv into a Loader-mounted plugin. The TUI's `apply()` reads the slot and folds it into `config.initialSkill`; after `ui.start()` succeeds, `createTuiChat` fires `invokeSkill(config.initialSkill, '')` once when set.
@@ -26,7 +26,7 @@ The `dsh-migrate` skill is bundled under `skills/` (shipped through `DSH_BUNDLED
`packages/ui/tui/tests/tui.spec.ts` gains two fake-terminal cases in the existing skill describe block: `config.initialSkill` set delivers the rendered skill body as the first turn with no user input, and an unknown initial skill reports a notice without sending. `runSkillSession` itself is composition inside the module's `v8 ignore` block, like `runTui`/`runMeta`.
No keyless PTY snapshot: per the maintainer's scope call for this change, unit coverage plus interactive verification suffices, and the seed rides the already-snapshotted `/skill:` render path. Both commands were verified interactively in tmux from a scratch cwd: `dsh migrate` loaded `dsh-migrate` and asked which source agent; `dsh upgrade` loaded `dsh-upgrade`, which pulled in `dsh-customize` and began checkout discovery.
No keyless PTY snapshot: per the maintainer's scope call for this change, unit coverage plus interactive verification suffices, and the seed rides the already-snapshotted `/skill:` render path. Both commands were verified interactively in tmux from a scratch cwd: `dsh migrate` loaded `dsh-migrate` and asked which source agent; `dsh experimental-upgrade` loaded `dsh-upgrade`, which pulled in `dsh-customize` and began checkout discovery.
## Alternatives considered

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# Agent Note:`dsh migrate`/`dsh upgrade` 以 skill 播种首轮
# Agent Note:`dsh migrate`/`dsh experimental-upgrade` 以 skill 播种首轮
Status: implemented
@@ -10,7 +10,7 @@ Status: implemented
## 决策
`dsh migrate` 与 `dsh upgrade` 以全新会话启动普通 TUI,其首轮自动调用一个内置 skill(`dsh-migrate`、`dsh-upgrade`),效果等同于用户键入 `/skill:<name>` 并回车。
`dsh migrate` 与 `dsh experimental-upgrade` 以全新会话启动普通 TUI,其首轮自动调用一个内置 skill(`dsh-migrate`、`dsh-upgrade`),效果等同于用户键入 `/skill:<name>` 并回车。
播种复用现有的 TUI skill 路径,而非新增一条。`createTuiChat` 已有 `invokeSkill(name, instructions)`——即键入 `/skill:<name>` 所走的代码,包含“未知 skill”通知。启动器通过一个新的启动上下文槽 `INITIAL_SKILL_KEY`(`tuiInitialSkill`)把 skill 名称传给 TUI,与 `CONFIGURED_AGENT_IDENTITIES_KEY`/`TUI_GOODBYE_MESSAGE_KEY` 一致:`ctx.provide` 是从启动器 argv 进入 Loader 挂载插件的唯一通道。TUI 的 `apply()` 读取该槽并折叠进 `config.initialSkill`;`ui.start()` 成功后,`createTuiChat` 在其被设置时调用一次 `invokeSkill(config.initialSkill, '')`。
@@ -26,7 +26,7 @@ Status: implemented
`packages/ui/tui/tests/tui.spec.ts` 在既有 skill describe 块中新增两个伪终端用例:设置 `config.initialSkill` 时无需用户输入即把渲染后的 skill 正文作为首轮投递;未知的初始 skill 以通知形式报告且不发送。`runSkillSession` 本身是模块 `v8 ignore` 块内的组装,与 `runTui`/`runMeta` 相同。
无 keyless PTY 快照:依据维护者对本次改动的范围裁定,单元覆盖加交互式验证已足够,且播种走的是已有快照的 `/skill:` 渲染路径。两个命令均已在 tmux 中从临时 cwd 交互式验证:`dsh migrate` 加载 `dsh-migrate` 并询问源 agent;`dsh upgrade` 加载 `dsh-upgrade`,后者引入 `dsh-customize` 并开始 checkout 发现。
无 keyless PTY 快照:依据维护者对本次改动的范围裁定,单元覆盖加交互式验证已足够,且播种走的是已有快照的 `/skill:` 渲染路径。两个命令均已在 tmux 中从临时 cwd 交互式验证:`dsh migrate` 加载 `dsh-migrate` 并询问源 agent;`dsh experimental-upgrade` 加载 `dsh-upgrade`,后者引入 `dsh-customize` 并开始 checkout 发现。
## 考虑过的替代方案

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# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-28-dsh-meta-source-workspace.md
2026-07-28-dsh-meta-source-workspace.md: d65e0e6ff092b63931dd58c52fa76fb76a071dff
2026-07-28-dsh-meta-source-workspace.zh.md: 72a0c65e6eeda7d63dccc2306a3d7625cdb54362
2026-07-28-dsh-meta-source-workspace.md: be414ddbf63dd95791f9ca956b2f345b1fc8c685
2026-07-28-dsh-meta-source-workspace.zh.md: 86fc135db290766cb6fc2abefb194120416bfd9d

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# Agent Note: `dsh meta` boots the TUI over the harness checkout
# Agent Note: `dsh experimental-meta` boots the TUI over the harness checkout
Status: implemented
@@ -10,40 +10,32 @@ English | [中文](2026-07-28-dsh-meta-source-workspace.zh.md)
## Decision
`dsh meta` boots the ordinary TUI with the harness checkout as the workspace, from any directory.
`dsh experimental-meta` boots the ordinary TUI with the harness checkout as the workspace, from any directory.
The target is `SOURCE_ROOT` in `apps/cli/src/tui.ts` — `fileURLToPath(new URL('../../..', import.meta.url))`, three hops up from `apps/cli/{src,lib}` — the same constant the `harness:source` prompt section already names, so the workspace and the path advertised to the model cannot drift. It follows the launcher's real path, so a PATH symlink through `current` resolves to whichever staging worktree is active.
The mechanism is one `process.chdir(workspace)` inside `runTui`, guarded by a new optional third parameter that only `runMeta` passes. The cwd *is* the workspace seam in the shipped tree: `examples/tui-agent/cordis.yml` derives the session cwd (`!!js process.cwd()`), the `./.sessions` persistence root, and the HMR watch root (`root: ['.']`) from it, so one chdir moves all three together and meta sessions land in the checkout's gitignored `.sessions/`. It runs after both `.env` layers are loaded — the bin's invoking-directory load and the personal one — so the ambient > project > personal precedence is untouched. `DEFAULT_CONFIG` and `SOURCE_ROOT` are absolute and TUI mode passes no snapshot mode, so config resolution is chdir-independent.
The mechanism is one `process.chdir(workspace)` inside `runTui`, guarded by an optional third parameter that only the `experimental-meta` dispatch passes. The cwd *is* the workspace seam in the shipped tree: `examples/tui-agent/cordis.yml` derives the session cwd (`!!js process.cwd()`), the `./.sessions` persistence root, and the HMR watch root (`root: ['.']`) from it, so one chdir moves all three together and meta sessions land in the checkout's gitignored `.sessions/`. It runs after both `.env` layers are loaded — the bin's invoking-directory load and the personal one — so the ambient > project > personal precedence is untouched. `DEFAULT_CONFIG` and `SOURCE_ROOT` are absolute and TUI mode passes no snapshot mode, so config resolution is chdir-independent.
`meta` accepts only `--resume <id>`. `--config` would boot a foreign tree against the harness workspace, which is the `--config` case rather than this one; `-p` is not interactive. Both fail loud, as does an empty `--resume=` — matching the default surface, where a swallowed empty id would silently start a fresh session.
**`meta` does not redeclare `--resume`.** Commander parses an option a subcommand shares with its parent into `program.opts()` and leaves the subcommand's own options object empty, so redeclaring it silently dropped the id (found by probing the adapter, not by review). The action reads `program.opts()`, which also accepts the flag on either side of the subcommand; `--help` still lists it among the parent's options.
`experimental-meta` always starts a fresh session and accepts no options. `--config` would boot a foreign tree against the harness workspace, which is the default surface's `--config` case rather than this command; `-p` is not interactive, and resume re-enters the persisted session's own workspace through `dsh --resume <id>`. Any leaked default-surface option fails loud.
## Testing
`apps/cli/tests/args.spec.ts` extends its two existing cases rather than adding a file: routing for `meta`, `meta --resume <id>`, and `--resume <id> meta` (pinning the shared-option behavior above), and exit-1 for `meta --resume=`, `meta --config`, and `meta -p`. `runMeta` itself is composition inside the module's existing `v8 ignore` block, like `runTui`.
`apps/cli/tests/args.spec.ts` pins routing for `experimental-meta`, rejection of every leaked default-surface option, and rejection of the former `meta` name. The dispatch itself is composition inside `bin.ts`'s existing `v8 ignore` block.
There is no keyless PTY smoke for this mode. The smoke harness gives each run a temp cwd, but `dsh meta` deliberately chdirs to the real checkout, so a smoke would write `.sessions/` into the live tree mid-test. Covering it properly needs an injectable target directory — a test-only seam this note declines to add for a one-line chdir.
There is no keyless PTY smoke for this mode. The smoke harness gives each run a temp cwd, but `dsh experimental-meta` deliberately chdirs to the real checkout, so a smoke would write `.sessions/` into the live tree mid-test. Covering it properly needs an injectable target directory — a test-only seam this note declines to add for a one-line chdir.
The mode was verified interactively instead. Launched from `$HOME`, a `pwd` tool call reports the checkout, git resolves to its branch, the session log lands under the checkout's `.sessions/` (leaving `~/.sessions` untouched and the tree free of unignored residue), and plain `dsh` from another directory still uses the invoking one.
`dsh meta --resume <valid-id>` once started a *fresh* session instead of resuming — a pre-existing defect on the default surface, not one this mode introduced. [Launcher-owned resume identity](../architecture/2026-07-28-launcher-owned-resume-identity.md) found the cause and fixed it: a personal overlay had replaced the whole `tui-agent` config block, overwriting the shipped `resumeSessionId` intake with a read of an unset environment variable, so a valid id was silently ignored. Session identity is now a launcher-owned context slot that no config key can displace, and `meta` routes through it.
## Alternatives considered
**Thread an explicit workspace through `boot` and the config tree.** Avoids mutating process-wide state, but the shipped config reads the cwd in three places (`!!js process.cwd()`, `persistenceRoot`, HMR `root`), so each would need its own new plumbing and config key to stay consistent. `chdir` before boot expresses "this is the workspace" once, at the seam that already means it.
**A `--meta` flag on the default surface.** Rejected: the default surface is option-only so that subcommands do not collide with a positional, and a flag that silently relocates the workspace reads as a modifier of the current directory rather than a different target. `meta` alongside `web` matches the existing shape.
**An `--experimental-meta` flag on the default surface.** Rejected: the default surface is option-only so that subcommands do not collide with a positional, and a flag that silently relocates the workspace reads as a modifier of the current directory rather than a different target. `experimental-meta` alongside `web` matches the existing shape.
**Resolve `~/.dsh/source/current` instead of the launcher's own path.** Rejected: it would diverge from the `harness:source` prompt path whenever a non-installed checkout's `bin/dsh` is invoked directly, telling the model one source root while working in another.
**Make the printed resume hint mode-aware.** Deferred here as a known cost, then delivered by [launcher-owned resume identity](../architecture/2026-07-28-launcher-owned-resume-identity.md): the exit line became a launcher-provided context slot, so meta mode prints `dsh meta --resume <id>` and a copied hint works from any directory. It previously came from static config as `dsh --resume {session}` and only worked when re-run from the checkout.
## Consequences
Starting a session on dsh's own source is `dsh meta` from anywhere, and the workspace is guaranteed to be the same checkout the model is told about. Meta sessions are isolated in the checkout's `.sessions/`, so `dsh meta --resume` sees only other meta sessions — intended, since a session's logged cwd belongs to its workspace.
The resume hint was this mode's original cost and is now resolved. [Launcher-owned resume identity](../architecture/2026-07-28-launcher-owned-resume-identity.md) made both the printed line and the in-place `/resume` handoff reproduce the mode as `dsh meta --resume <id>` from one shared argv helper, so a copied hint works from any directory and the handoff no longer depends implicitly on `execve` preserving the process cwd.
Starting a session on dsh's own source is `dsh experimental-meta` from anywhere, and the workspace is guaranteed to be the same checkout the model is told about. The command always starts fresh; an ordinary `dsh --resume <id>` later restores the session and enters its persisted workspace.
`runTui` gains an optional third parameter, so the workspace override is visible at the one function that owns TUI composition rather than hidden in a second copy of it.

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@@ -1,4 +1,4 @@
# Agent Note:`dsh meta` 以 harness 检出为 workspace 启动 TUI
# Agent Note:`dsh experimental-meta` 以 harness 检出为 workspace 启动 TUI
Status: implemented
@@ -10,40 +10,32 @@ Status: implemented
## Decision
`dsh meta` 在任意目录下都以 harness 检出为 workspace 启动普通 TUI。
`dsh experimental-meta` 在任意目录下都以 harness 检出为 workspace 启动普通 TUI。
目标是 `apps/cli/src/tui.ts` 中的 `SOURCE_ROOT`——`fileURLToPath(new URL('../../..', import.meta.url))`,从 `apps/cli/{src,lib}` 向上三级——与 `harness:source` 提示词段所用的常量完全相同,因此 workspace 与告知模型的路径不可能发生偏离。它跟随启动器的真实路径,所以经由 `current` 的 PATH 符号链接会解析到当前生效的那个 staging 工作树。
机制是 `runTui` 内的一次 `process.chdir(workspace)`,由一个新的可选第三参数把守,只有 `runMeta` 会传入。在已交付的配置树中,cwd *就是* workspace 的接缝:`examples/tui-agent/cordis.yml` 由它派生出会话 cwd(`!!js process.cwd()`)、`./.sessions` 持久化根目录以及 HMR 监视根目录(`root: ['.']`),因此一次 chdir 会让三者一并移动,meta 会话则落在检出目录中被 gitignore 的 `.sessions/` 内。它在两层 `.env` 都加载之后执行——bin 对调用目录的加载与个人层加载——因此“环境中已有的值 > 项目 > 个人”的优先级不受影响。`DEFAULT_CONFIG` 与 `SOURCE_ROOT` 都是绝对路径,且 TUI 模式不传 snapshot mode,所以配置解析与 chdir 无关。
机制是 `runTui` 内的一次 `process.chdir(workspace)`,由一个可选第三参数把守,只有 `experimental-meta` 分派会传入。在已交付的配置树中,cwd *就是* workspace 的接缝:`examples/tui-agent/cordis.yml` 由它派生出会话 cwd(`!!js process.cwd()`)、`./.sessions` 持久化根目录以及 HMR 监视根目录(`root: ['.']`),因此一次 chdir 会让三者一并移动,meta 会话则落在检出目录中被 gitignore 的 `.sessions/` 内。它在两层 `.env` 都加载之后执行——bin 对调用目录的加载与个人层加载——因此“环境中已有的值 > 项目 > 个人”的优先级不受影响。`DEFAULT_CONFIG` 与 `SOURCE_ROOT` 都是绝对路径,且 TUI 模式不传 snapshot mode,所以配置解析与 chdir 无关。
`meta` 只接受 `--resume <id>`。`--config` 会以 harness workspace 启动其他配置树,那属于 `--config` 的场景而非本场景;`-p` 并非交互式。两者都会明确报错,空的 `--resume=` 亦然——与默认界面一致,在那里被吞掉的空 id 会静默开启一个新会话。
**`meta` 不重新声明 `--resume`。** 对于子命令与父命令共享的选项,Commander 会将其解析进 `program.opts()`,而把子命令自身的 options 对象留空;因此重新声明会静默丢弃该 id(这是通过实测适配器发现的,而非评审发现)。action 读取 `program.opts()`,这同时也允许该标志出现在子命令的任意一侧;`--help` 仍会在父命令的选项中列出它。
`experimental-meta` 始终启动新会话,且不接受任何选项。`--config` 会针对 harness workspace 启动其他配置树,那是默认界面的 `--config` 场景,而不是该命令的场景;`-p` 并非交互式,恢复则通过 `dsh --resume <id>` 重新进入已持久化会话自身的 workspace。任何泄漏的默认界面选项都会明确报错。
## Testing
`apps/cli/tests/args.spec.ts` 扩展其已有的两个用例而非新增文件:`meta`、`meta --resume <id>` 与 `--resume <id> meta` 的路由(钉住上述共享选项行为),以及 `meta --resume=`、`meta --config`、`meta -p` 的退出码 1。`runMeta` 自身与 `runTui` 一样,属于该模块既有 `v8 ignore` 块内的组合代码。
`apps/cli/tests/args.spec.ts` 钉住 `experimental-meta` 的路由、对每个泄漏的默认界面选项的拒绝,以及对旧名称 `meta` 的拒绝。该分派本身是 `bin.ts` 既有 `v8 ignore` 块内的组合代码。
该 mode 没有 keyless PTY 冒烟测试。冒烟框架会为每次运行提供临时 cwd,但 `dsh meta` 刻意 chdir 到真实检出目录,因此冒烟测试会在测试中途把 `.sessions/` 写入实际工作树。要正确覆盖它需要一个可注入的目标目录——为了一行 chdir 而引入的测试专用 seam,本 note 不予采纳。
该 mode 没有 keyless PTY 冒烟测试。冒烟框架会为每次运行提供临时 cwd,但 `dsh experimental-meta` 刻意 chdir 到真实检出目录,因此冒烟测试会在测试中途把 `.sessions/` 写入实际工作树。要正确覆盖它需要一个可注入的目标目录——为了一行 chdir 而引入的测试专用 seam,本 note 不予采纳。
取而代之的是交互式验证。从 `$HOME` 启动后,`pwd` 工具调用报告的是该检出目录,git 解析到其分支,会话日志落在该检出的 `.sessions/` 下(`~/.sessions` 未被触及,工作树也没有未被忽略的残留),并且从其他目录运行的普通 `dsh` 仍使用调用目录。
`dsh meta --resume <有效 id>` 曾经开启一个*新*会话而非恢复——这是默认界面上既已存在的缺陷,并非本 mode 引入。[由启动器持有的会话身份与退出行](../architecture/2026-07-28-launcher-owned-resume-identity.md) 查明了原因并将其修复:一个个人 overlay 替换了整个 `tui-agent` 配置块,用对一个未设置的环境变量的读取覆盖了已交付的 `resumeSessionId` 入口,因此有效的 id 会被静默忽略。会话标识如今是一个启动器拥有的上下文槽位,没有任何配置键能取代它,而 `meta` 经由它进行路由。
## Alternatives considered
**通过 `boot` 与配置树显式传递 workspace。** 这可避免修改进程级状态,但已交付的配置在三处读取 cwd(`!!js process.cwd()`、`persistenceRoot`、HMR `root`),每一处都需要各自新增管线与配置键才能保持一致。启动前 chdir 只在本就表达该含义的接缝上表达一次“这就是 workspace”。
**在默认界面上加一个 `--meta` 标志。** 拒绝:默认界面是纯选项形式,以免子命令与位置参数冲突;而一个会静默改变 workspace 的标志读起来像是对当前目录的修饰,而非另一个目标。`meta` 与 `web` 并列符合既有形态。
**在默认界面上加一个 `--experimental-meta` 标志。** 拒绝:默认界面是纯选项形式,以免子命令与位置参数冲突;而一个会静默改变 workspace 的标志读起来像是对当前目录的修饰,而非另一个目标。`experimental-meta` 与 `web` 并列符合既有形态。
**解析 `~/.dsh/source/current` 而非启动器自身路径。** 拒绝:当直接调用某个非安装检出的 `bin/dsh` 时,它会与 `harness:source` 提示词路径产生偏离——告知模型一个源码根目录,却在另一个目录中工作。
**让打印的恢复提示随 mode 变化。** 在此作为已知代价推迟,随后由 [由启动器持有的会话身份与退出行](../architecture/2026-07-28-launcher-owned-resume-identity.md) 交付:退出行变成了一个启动器提供的上下文槽位,因此 meta 模式打印 `dsh meta --resume <id>`,被复制的提示在任意目录下都有效。它此前来自静态配置,固定为 `dsh --resume {session}`,且只有在检出目录中重新运行才有效。
## Consequences
在 dsh 自身源码上开启会话变成了在任意位置执行 `dsh meta`,且该 workspace 必然就是告知模型的那个检出目录。meta 会话被隔离在检出目录的 `.sessions/` 内,因此 `dsh meta --resume` 只能看到其他 meta 会话——这是预期行为,因为会话记录的 cwd 属于它的 workspace。
恢复提示曾是本 mode 的原初代价,如今已解决。[由启动器持有的会话身份与退出行](../architecture/2026-07-28-launcher-owned-resume-identity.md) 让打印的行与原地 `/resume` 移交都从同一个共享的 argv 辅助函数将该 mode 复现为 `dsh meta --resume <id>`,因此被复制的提示在任意目录下都有效,且移交不再隐式依赖于 `execve` 保留进程 cwd。
在 dsh 自身源码上开启会话变成了在任意位置执行 `dsh experimental-meta`,且该 workspace 必然就是告知模型的那个检出目录。该命令始终启动新会话;之后,普通的 `dsh --resume <id>` 会恢复该会话并进入其已持久化的 workspace。
`runTui` 新增一个可选第三参数,因此 workspace 覆盖是在拥有 TUI 组合逻辑的那唯一一个函数上可见的,而不是隐藏在它的第二份副本中。

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@@ -2,5 +2,5 @@
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-28-skill-invocation-policy.md
2026-07-28-skill-invocation-policy.md: f74b0bcfddb1699c48279b4d8b153cabf764b140
2026-07-28-skill-invocation-policy.zh.md: 1a7117a382be224c5371964dd4ad3e916d4e0917
2026-07-28-skill-invocation-policy.md: e639db39c0e971ea6988ef6e9801ab71f8d1337f
2026-07-28-skill-invocation-policy.zh.md: 7e68f2cf28fbaa734dff477441fc8ab73e7367b7

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@@ -18,7 +18,7 @@ The local parser also exposed an internal camel-case spelling as frontmatter. Su
The local provider accepts the exact kebab-case frontmatter keys `disable-model-invocation` and `user-invocable`. It accepts YAML booleans plus case-insensitive `true`/`false`, `yes`/`no`, `on`/`off`, and `1`/`0`, matching the practical boolean forms accepted by Claude skills. It maps `disable-model-invocation` to the inverse positive field and fills both positive fields from their defaults even when neither key is present. A camel-case external spelling or non-boolean invocation value drops the entire skill from discovery with a targeted warning; this pre-release repository does not keep an on-disk compatibility alias. Invocation data fails closed because ignoring it would default to permission and could expose the skill on a disabled surface, while wrong-typed optional `whenToUse` and `metadata` values are omitted because they do not decide invocation.
The model-facing `dsh-tool-skill` catalog and loader enforce `isModelInvocable`. The TUI `/skill:` autocomplete and exact loader enforce the user field locally, so a user-only skill is visible and loadable there even when it is absent from model discovery, without turning the optional skill peer into a runtime import. The launcher-seeded initial skill used by guided `dsh migrate` and `dsh upgrade` sessions follows this same TUI path and must remain user-invocable. The browser `skill.list` RPC serves a user-selected reference that still asks the model to load the skill, so it exposes the intersection of model- and user-invocable skills; no direct browser skill-loading RPC is added.
The model-facing `dsh-tool-skill` catalog and loader enforce `isModelInvocable`. The TUI `/skill:` autocomplete and exact loader enforce the user field locally, so a user-only skill is visible and loadable there even when it is absent from model discovery, without turning the optional skill peer into a runtime import. The launcher-seeded initial skill used by guided `dsh migrate` and `dsh experimental-upgrade` sessions follows this same TUI path and must remain user-invocable. The browser `skill.list` RPC serves a user-selected reference that still asks the model to load the skill, so it exposes the intersection of model- and user-invocable skills; no direct browser skill-loading RPC is added.
These rules permit all four combinations:

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@@ -18,7 +18,7 @@ skill 注册表最初将发现操作视为模型目录:`ctx.skills.list()` 会
本地提供方只接受拼写完全一致的 kebab-case frontmatter 键 `disable-model-invocation` 和 `user-invocable`。它接受 YAML 布尔值,以及不区分大小写的 `true`/`false`、`yes`/`no`、`on`/`off` 和 `1`/`0`,与 Claude skills 实际支持的布尔写法一致。它将 `disable-model-invocation` 映射为相反的正向字段,即使两个键都不存在,也会根据默认值填充两个正向字段。若使用外部驼峰式拼写或提供非布尔调用值,发现流程会丢弃整个 skill,并给出有针对性的警告;本仓库尚处于发布前阶段,因此不为磁盘格式保留兼容别名。调用数据校验遵循失败时默认拒绝原则,因为忽略这类数据会默认授予权限,可能使 skill 暴露在已禁用的接口上;与之不同,类型错误的可选 `whenToUse` 和 `metadata` 值会被省略,因为它们不参与调用判定。
面向模型的 `dsh-tool-skill` 目录和 loader 执行 `isModelInvocable`。TUI 的 `/skill:` 自动补全与精确名称 loader 在本地执行用户字段,因此仅允许用户调用的 skill 即使不出现在模型发现结果中,仍会在此处显示并可加载,同时不会将可选的 skill peer 变成运行时导入。由 launcher 预置、供引导式 `dsh migrate` 和 `dsh upgrade` 会话使用的初始 skill 沿用同一条 TUI 路径,因此必须保持允许用户调用。浏览器的 `skill.list` RPC 提供的是由用户选择、但仍要求模型加载的引用,因此只公开同时允许模型和用户调用的 skill;本次改动不新增让浏览器直接加载 skill 的 RPC。
面向模型的 `dsh-tool-skill` 目录和 loader 执行 `isModelInvocable`。TUI 的 `/skill:` 自动补全与精确名称 loader 在本地执行用户字段,因此仅允许用户调用的 skill 即使不出现在模型发现结果中,仍会在此处显示并可加载,同时不会将可选的 skill peer 变成运行时导入。由 launcher 预置、供引导式 `dsh migrate` 和 `dsh experimental-upgrade` 会话使用的初始 skill 沿用同一条 TUI 路径,因此必须保持允许用户调用。浏览器的 `skill.list` RPC 提供的是由用户选择、但仍要求模型加载的引用,因此只公开同时允许模型和用户调用的 skill;本次改动不新增让浏览器直接加载 skill 的 RPC。
这些规则允许以下四种组合:

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@@ -2,5 +2,5 @@
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-29-persistent-bash-str-replace-editor.md
2026-07-29-persistent-bash-str-replace-editor.md: a97af750bdd80ddf38dc2d126e70c245ed035f35
2026-07-29-persistent-bash-str-replace-editor.zh.md: 0c2ab26693d90c91d5c41a128ebb77a3c6cc2e7f
2026-07-29-persistent-bash-str-replace-editor.md: 22851078c1cc8fa9d5716afa41c8a2e2b7e7725c
2026-07-29-persistent-bash-str-replace-editor.zh.md: cf4d18f26d11380a637d573e8ea98cb3ccfcdb59

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@@ -18,6 +18,8 @@ Some deployments need a one-call Bash schema whose shell state survives across m
Both plugins are included in the Python runtime closure. The persistent Bash closure also includes the PTY service/local backend and the sandbox services required by that backend. Because `node-pty` executes a native `spawn-helper` on macOS, each packaged macOS runtime executable ships with a `-spawn-helper` sibling; Linux uses `forkpty` directly. A pinned `node-pty` patch checks `DSH_NODE_PTY_SPAWN_HELPER` first, so it remains a true override for a current external consumer that supplies a non-sibling helper. When the override is unset, the patch resolves the packaged executable sibling if present and otherwise preserves upstream lookup in ordinary Node runs. The macOS builders fail before publication when the helper is absent or not executable.
The shipped [`core-web.cordis.yml`](../../../../apps/cli/config/core-web.cordis.yml) overlay composes both plugins over the ordinary Web surface, disables its other model-facing consumers, and leaves the Web host, browser, Workspace, persistence, sandbox, and permission stack in place. The local PTY backend resolves the effective session sandbox mode when it creates the shell. While that owner has an open shell or a spawn in progress, a different permission mode is rejected before its session event commits; the editor continues through the Web filesystem sandbox.
## Alternatives considered
**One combined compatibility plugin.** Rejected because neither tool requires the other and the combined name would tie reusable capabilities to one benchmark.
@@ -30,4 +32,4 @@ Both plugins are included in the Python runtime closure. The persistent Bash clo
## Consequences
Profiles can reproduce an external agent by configuring persona and descriptions while the underlying packages remain general. Persistent Bash requires an owning Agent and real PTY backend. Shell exit, timeout, or cancellation loses state. The editor delegates security and mutation policy to the mounted filesystem stack. Runtime-wheel consumers still need no Node installation; Linux wheels contain one executable, while macOS wheels also contain its private native helper.
Profiles can reproduce an external agent by configuring persona and descriptions while the underlying packages remain general. Persistent Bash requires an owning Agent and real PTY backend. Shell exit, timeout, or cancellation loses state. The editor delegates security and mutation policy to the mounted filesystem stack. The Core Web profile retains Web permissions but must close its persistent shell before changing modes. Runtime-wheel consumers still need no Node installation; Linux wheels contain one executable, while macOS wheels also contain its private native helper.

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@@ -18,6 +18,8 @@
两个插件都进入 Python runtime 闭包。持久 Bash 的闭包还包含 PTY 服务/本地后端,以及该后端要求的沙箱服务。由于 `node-pty` 在 macOS 上会执行原生 `spawn-helper`,每个打包后的 macOS 运行时可执行文件都会携带一个 `-spawn-helper` 伴随文件;Linux 直接使用 `forkpty`。固定版本的 `node-pty` 补丁会先检查 `DSH_NODE_PTY_SPAWN_HELPER`,因此对当前提供非伴随 helper 的外部消费方而言,该变量仍是真正的覆盖项。未设置该覆盖时,补丁会在打包可执行文件的伴随文件存在时解析它,否则在普通 Node 运行中保留上游查找方式。若 helper 缺失或不可执行,macOS 构建器会在发布前失败。
已交付的 [`core-web.cordis.yml`](../../../../apps/cli/config/core-web.cordis.yml) 覆盖层在常规 Web 界面之上组合这两个插件,禁用该界面的其他面向模型的消费方,并保留 Web 宿主、浏览器、Workspace、持久化、沙箱与权限栈。本地 PTY 后端会在创建 shell 时解析会话的有效沙箱模式。只要该所有者仍有打开的 shell 或仍在进行中的 spawn,另一种权限模式就会在对应的会话事件提交前遭到拒绝;编辑器则继续经由 Web 文件系统沙箱运行。
## 考虑过的替代方案
**单一组合兼容插件。** 被拒绝,因为两个工具互不依赖,组合命名还会把可复用能力绑定到某个基准。
@@ -30,4 +32,4 @@
## 后果
Profile 可以通过配置 persona 和描述复现外部 Agent,而底层包保持通用。持久 Bash 需要拥有它的 Agent 与真实 PTY 后端;shell 退出、超时或取消会丢失状态。编辑器把安全与变更策略委托给挂载的文件系统栈。运行时 wheel 包的消费方仍无需安装 Node;Linux wheel 包包含一个可执行文件,macOS wheel 包还包含其私有原生 helper。
Profile 可以通过配置 persona 和描述复现外部 Agent,而底层包保持通用。持久 Bash 需要拥有它的 Agent 与真实 PTY 后端;shell 退出、超时或取消会丢失状态。编辑器把安全与变更策略委托给挂载的文件系统栈。Core Web profile 保留 Web 权限,但必须先关闭持久 shell 才能更改权限模式。运行时 wheel 包的消费方仍无需安装 Node;Linux wheel 包包含一个可执行文件,macOS wheel 包还包含其私有原生 helper。

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# Bilingual-pair consistency record (docs/i18n/README.md): the git blob hash of each
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-30-compaction-progress-visibility.md
2026-07-30-compaction-progress-visibility.md: b4d95d4bc645924b96eab6a36ee7b8f36b76a2c6
2026-07-30-compaction-progress-visibility.zh.md: e444fbdfbf1c865a5bb3b6675a5ff318c5cef9e7

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# Agent Note: Live standalone compaction progress in the terminal
Status: implemented
English | [中文](2026-07-30-compaction-progress-visibility.zh.md)
## Problem
A standalone manual compaction runs between turns while the agent remains idle. The TUI's turn-phase indicator therefore kept its plain `>` caret throughout the slow summary operation, and a failed attempt produced no transcript row because no replacement checkpoint landed. The liveness presentation needs to reuse the existing status indicator without introducing a second animated status location.
The durable log can retain an unmatched `compact/start` after a process dies. That orphan is useful recovery evidence, but it is not proof that work is running in the current process; replaying it as progress would leave resumed sessions with a permanent phantom indicator.
## Decision
The TUI treats the live standalone `compact/start { turn: null }` to matching `compact/end` bracket as the source of in-flight compaction presentation. A module-local `compacting` cell records the render-clock start and owns one animation timer. A fixed row above the prompt renders `Context being compacted <elapsed>` from that clock, the existing one-cell running status indicator renders `⊙` through the same fade and throb path as turn-phase glyphs, and the terminal progress bit remains active until the bracket closes.
`runningPhaseGlyph` owns the choice among turn-phase glyphs, `⊙`, and the idle caret. Turn-phase glyphs take precedence because numbered compaction brackets are enclosed by a running turn whose phase already lights the indicator. The fixed row is outside the transcript and owns neither a spinner nor another timer; it collapses when empty. The compaction cell does not change the idle editor border, hint, or steering badge, so prompts remain visibly accepted while standalone compaction reserves turn admission.
The cell is live-only. Mount and transcript replay never scan history for an unmatched start; only a `session/event` notification observed by the mounted TUI can open it. Turn-status transitions preserve the cell, while terminal teardown clears its timer and progress bit.
On `compact/end`, the TUI clears the cell before starting the ordinary glyph fade-out. An end carrying `error` adds `Compaction failed: <error>` as a warning. Successful completion remains represented by the landed replacement's transcript marker, and duration remains derivable from the matching durable start and end timestamps without another settled row.
This decision partially supersedes only the progress-related deferred clauses in the [terminal transcript decision](../bug-fix/2026-07-29-human-transcript-append-origin.md) and [browser transcript decision](../bug-fix/2026-07-30-web-transcript-log-ordered-projection.md): progress does not require marker scale or a replacement-rendering refactor. Both notes remain active and continue to own append-origin transcript projection and landed checkpoint markers. The [queued manual compaction decision](2026-07-30-queued-manual-compaction.md) remains the owner of bracket ordering, locking, and stale-orphan classification.
## Alternatives considered
**Add `progressLabel` to `CommandDefinition` and a second TUI status controller, as explored in PR #669.** Rejected because command metadata is not the compaction lifecycle authority, automatic compaction does not originate from a human command, and two status controllers can disagree about the same indicator.
**Add `compacting` to `TurnPhase`, as explored in PR #669.** Rejected because standalone compaction deliberately has no turn, while numbered compaction already has a visible running-turn phase.
**Add a fifth `TimingBucket`.** Rejected because timing buckets partition an open model step and feed its transcript footer. Standalone compaction has no step transition, and a new bucket would add a meaningless compaction column to every step total.
**Share one timer among running, fading, and compaction states.** Rejected because fade-out owns a self-terminating timer, while live compaction has an independent open/close lifetime. Sharing would restructure the reviewed animation state machine without removing an actual concurrent timer.
**Scan the log for an unmatched `compact/start`.** Rejected because a stale orphan from an earlier process lifecycle is expected durable history. Only the live notification proves current work.
**Use a generic command-running indicator.** Rejected for this behavior because the compaction bracket is the more precise source and also covers non-command paths. A future generic command indicator belongs to the `command/run` / `command/done` lifecycle.
**Add an animated compaction row to the transcript.** Rejected because it creates a second status animation point for the same lifecycle. The existing one-cell indicator owns liveness, while the landed marker and failure warning own settled transcript presentation.
**Print a success notice with duration.** Rejected because the landed replacement already supplies the completion marker. The bracket timestamps preserve duration for a future presentation that justifies another transcript row.
## Consequences
Manual compaction has a named elapsed-time display above the prompt while the agent is idle, failure has a direct warning, and a resumed orphan never looks active. The prompt indicator remains one terminal cell wide, while the row and indicator reuse the existing status animation, semantic palette, and terminal-progress lifecycle.
The live cell and timer are additional process-local state, cleared on both bracket close and TUI teardown. This is intentionally not reconstructible presentation state: durable history supplies the successful marker and timing facts, while current-process observation alone supplies liveness.
The package-level TUI tests pin standalone start, elapsed-time refresh, single-indicator presentation, numbered-start exclusion, fade-out, failure warning, idle-status preservation, running-turn precedence, orphaned resume, and timer disposal. The assembled `queued-manual-compact` terminal scenario observes `Context being compacted 1.0s` and `dsh ⊙` while the real summary boundary is held.

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# Agent Note: 终端中的实时独立压缩进度
Status: implemented
[English](2026-07-30-compaction-progress-visibility.md) | 中文
## 问题
独立手动压缩(compaction)在轮次之间运行,此时 agent(智能体)保持空闲。因此,在缓慢的摘要操作期间,TUI 的轮次阶段指示器始终显示普通的 `>` 光标;尝试失败时,由于没有替换检查点落地,也不会产生 transcript(文本记录)行。运行状态显示需要复用现有的状态指示器,不能再设置第二处带动画的状态显示。
进程终止后,持久日志中可能保留未匹配的 `compact/start`。该未匹配标记是有用的恢复证据,但无法证明当前进程中有工作正在运行;若将其回放为进度,恢复后的会话便会永久显示虚假的进度指示。
## 决策
TUI 将实时独立的 `compact/start { turn: null }` 与匹配的 `compact/end` 组成的标记对,作为显示进行中压缩状态的真源。模块局部的 `compacting` 状态记录渲染时钟的起始时间,并独占一个动画定时器。提示词上方的固定行根据该时钟渲染 `Context being compacted <elapsed>`,现有的单格运行状态指示器通过与轮次阶段字形相同的明暗渐变和呼吸律动路径渲染 `⊙`,终端进度标志位会保持活跃,直至标记对闭合。
`runningPhaseGlyph` 负责在轮次阶段字形、`⊙` 和空闲光标之间作出选择。轮次阶段字形的优先级更高,因为带编号的压缩标记对处于运行中的轮次内,该轮次的阶段已经激活指示器。该固定行位于 transcript 之外,不带 spinner,也不另设定时器;内容为空时会折叠。压缩状态不会改变空闲编辑器边框、提示或 steering(中途引导)徽标,因此,在独立压缩预留轮次准入期间,界面仍会明确显示提示词已获接纳。
该状态只反映实时事件。挂载和 transcript 回放绝不会扫描历史以查找未匹配的 start;只有已挂载的 TUI 观察到 `session/event` 通知,才能开启它。轮次状态转换会保留该状态,而终端清理会清除其定时器和进度标志位。
收到 `compact/end` 时,TUI 会先清除状态,再启动普通字形的淡出。携带 `error` 的结束事件会以警告形式添加 `Compaction failed: <error>`。成功完成仍由已落地替换项的 transcript 标记呈现;无需再添加已结算的行,也可从匹配且已持久记录的开始与结束时间戳推导持续时间。
本决策仅部分取代[终端 transcript 决策](../bug-fix/2026-07-29-human-transcript-append-origin.md)和[浏览器 transcript 决策](../bug-fix/2026-07-30-web-transcript-log-ordered-projection.md)中与进度相关的延期条款:进度显示不要求标记携带规模信息,也不要求重构替换项渲染。两份记录均保持活动状态,并继续负责基于追加来源的 transcript 投影和已落地检查点标记。[排队式手动压缩决策](2026-07-30-queued-manual-compaction.md)继续负责标记对顺序、锁定机制和陈旧未匹配标记分类。
## 曾考虑的替代方案
**按照 PR(Pull Request)#669 中探索的方案,为 `CommandDefinition` 添加 `progressLabel` 和第二个 TUI 状态控制器。** 不予采用:命令元数据并非压缩生命周期的权威依据,自动压缩并非由人工命令发起,两个状态控制器也可能对同一个指示器给出不一致状态。
**按照 PR #669 中探索的方案,将 `compacting` 添加到 `TurnPhase`。** 不予采用:独立压缩按设计没有轮次,而带编号的压缩已经具有可见的运行轮次阶段。
**添加第五个 `TimingBucket`。** 不予采用:计时分桶用于划分一个开放模型步骤内的时间,并为其 transcript 页脚提供数据。独立压缩没有步骤转换,新分桶会在每个步骤总计中加入一个没有意义的压缩列。
**让运行、淡出和压缩状态共享一个定时器。** 不予采用:淡出过程独占一个会自行终止的定时器,而实时压缩有独立的开启与闭合生命周期。共享定时器会重构已经评审的动画状态机,却不能消除实际存在的并发定时器。
**扫描日志,查找未匹配的 `compact/start`。** 不予采用:来自先前进程生命周期的陈旧未匹配标记是预期的持久历史。只有实时通知才能证明当前进程正在执行工作。
**使用通用的命令运行指示器。** 本行为不采用该方案,因为压缩标记对是更精确的真源,并且还覆盖非命令路径。未来若实现通用命令指示器,应归属于 `command/run` 和 `command/done` 生命周期。
**在 transcript 中添加动画压缩行。** 不予采用:这会为同一个生命周期设置第二处状态动画显示。现有的单格指示器负责显示运行状态,而已落地标记和失败警告负责已结算的 transcript 呈现。
**打印包含持续时间的成功通知。** 不予采用:已落地的替换项已经提供完成标记。标记对的时间戳保留了持续时间,可供未来能够证明新增 transcript 行合理的展示方式使用。
## 后果
手动压缩在 agent 空闲时会在提示词上方显示带名称的已用时间,失败会直接产生警告,恢复会话时的陈旧未匹配标记绝不会显示为活动状态。提示符指示器保持一个终端字符单元宽,状态行和指示器则复用现有的状态动画、语义调色板和终端进度生命周期。
实时状态及其定时器是额外的进程局部状态,在标记对闭合和 TUI 清理这两种情况下都会清除。按设计,这种显示状态不可重建:持久历史提供成功标记与计时事实,只有当前进程的观察才能提供运行中状态。
包(package)级 TUI 测试固定了以下行为:独立开始事件、已用时间刷新、单指示器呈现、排除带编号的开始事件、淡出、失败警告、保留空闲状态、运行轮次优先级、存在未匹配标记时的恢复,以及定时器释放。组装后的 `queued-manual-compact` 终端场景会在真实摘要边界保持开放期间观察到 `Context being compacted 1.0s` 和 `dsh ⊙`。

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# Bilingual-pair consistency record (docs/i18n/README.md): the git blob hash of each
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-30-current-sandbox-policy-context.md
2026-07-30-current-sandbox-policy-context.md: 093f9a8a0b58256bb4f2301cc62fa83629de4fbd
2026-07-30-current-sandbox-policy-context.zh.md: 729ea9d50c7dbbfa027e1cad11929ae1c2b379b1

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# Agent Note: Current sandbox policy context
Status: implemented
English | [中文](2026-07-30-current-sandbox-policy-context.zh.md)
## Problem
The sandbox policy already enforced and logged each session's file-effect mode, but a fresh model request did not contain that state. In a Web session under `read-only`, write and edit schemas remained visible, so the model claimed it could write and learned otherwise only after a denied call. After `/permission danger-full-access`, the next request carried the approval-policy change but still omitted the sandbox mode. Denial results were therefore the first model-visible policy source even when the user asked about capability before any operation.
## Decision
`dsh-sandbox-policy`, the owner of mode and workspace-root resolution, registers one `sandbox:policy` cache-safe context contribution. Every agent request resolves the active session directly through `ctx.sandboxPolicy.resolve({ session })`; there is no denial-history scan or process-local “last told” state.
The policy contribution is capability-neutral and present for every agent session. It does not maintain a second inventory of mounted backends or tools; model-visible schemas remain the authority for available operations, while the context conditions its claims on any available operation that the DSH file sandbox enforces. The [capability-neutral policy context decision](../simplification/2026-07-31-capability-neutral-sandbox-policy-context.md) supersedes the earlier family-registration mechanism while retaining this note's cache-safe delivery and durable snapshot design.
The contribution states only facts shared by every enforcement dialect. `read-only` says an available sandbox-enforced operation cannot modify files in the standing mode and directs the model to try an available tool normally, then follow any denial and escalation guidance that tool returns. `workspace-write` states the canonical session workspace with non-exclusive wording and summarizes, without enumerating, that some platform temporary areas may also be writable. `danger-full-access` says the DSH file sandbox does not restrict file modifications by available operations. Backend-selected temporary paths, `/dev/null`, runner readiness, exact tool availability, and other policy domains are absent because `resolve()` cannot establish them at request assembly.
The existing `dsh-system-prompt` assembly now has ordered dynamic contexts alongside stable system sections and tool schemas. After assembling one step, agent-loop renders all active contexts as one full snapshot with an explicit supersession statement. It appends a sourced `user/message` only when no retained snapshot exists, the bytes changed, compaction removed the retained message, or the final contribution disappeared and needs one clearing snapshot. The snapshot is appended after existing history and before `step/start`, so a changed policy preserves the preceding system-and-conversation cache prefix. The session event itself reconstructs the exact model input; `request/header` remains byte-identical when only policy context changes.
Ownership stays narrow. Approval policy contributes its complete current `ask` or `never` fact to the same full snapshot; migrating sandbox alone would not preserve cache because `/permission` changes both owners. Plan mode remains `plan:policy`, and tool plugins continue to own schemas plus attempt, denial, and escalation guidance. Context states standing policy; filesystem, one-shot bash, and terminal backends remain the enforcement boundaries.
The cache decision follows current source rather than analogy alone. Codex models permissions as a developer-role `WorldState` section with a persisted fingerprint, emits it only when state changes or retained history lost the fragment, and records the snapshot transition. Hermes keeps its system prompt fixed for a session and explicitly prepends changing skill, model, and voice notices to the next user message to avoid invalidating prompt cache. Pi has no comparable built-in sandbox state, and Claude Code's current native implementation is not publicly inspectable; Anthropic's public cache guidance nevertheless places changing per-request context after the stable cached prefix.
The earlier real-provider Web fixture quantified the defect in the system-section version. The first `danger-full-access` and `workspace-write` requests each reported only 256 cache-read tokens against 14,691 and 14,782 uncached input tokens. Later steps under an unchanged policy reported approximately 14.7k–15.5k cache-read tokens. Moving only the sandbox sentence would not fix those misses because the same preset switch also rewrote the approval-policy system section.
## Wording evidence
The wording experiment pre-registered preemptive refusal as its primary endpoint and required the old standing sentence to produce at least one refusal in twelve fresh sessions before any replacement could be judged. On 2026-07-30, commit `2bf41990401b194bd8637f07bbd90c67a9eeac75` ran `deepseek-v4-flash` through the shipped Web composition with the exact positive-control sentence `Bash commands run under the "read-only" file sandbox.` and the current tool-owned attempt guidance. The control produced zero preemptive refusals and zero speculative escalations; all twelve sessions made an ordinary bash call, observed a denial, escalated in the same turn, received approval, and landed the requested file. No sample was excluded.
After the cache-safe delivery change, commit `10d4e0ff7b68d38fc4403403b644aac442b97a00` repeated the same twelve-session positive control through the new tail-context channel. It again produced zero preemptive refusals and zero speculative escalations; all twelve sessions made an ordinary first call, observed denial, escalated in the same turn, and received approval. Eight landed the exact requested file, and no sample was excluded.
Both positive controls therefore failed the pre-registered sensitivity gate. The formal twelve-session Candidate A and B arms were not run, and these experiments do not select or validate the current wording. They establish that the earlier five-of-twelve result is not reproducible under this task and current tool guidance, and that a stronger positive control or different task distribution is required before making model-behavior rate claims. Deterministic tests below establish truthful request construction and replay only.
The cache-safe delivery rework then supplied a separate, non-statistical acceptance comparison over the neutral Web task `Create the relative path policy-neutral.txt ...`; it does not replace the pre-registered twelve-session experiment. Candidate A's categorical read-only statement produced a text refusal with zero tool calls. Candidate B added one composition-conditioned sentence only for enforced families whose tools expose escalation. A fresh real-provider run then issued an ordinary `write`, observed the read-only denial, retried the same operation in the same turn with `sandbox_permissions: "workspace-write"`, received approval, read the file back, and verified the exact contents. It made no speculative escalation. Across the permission switches and four mutation steps, cache reads were 14,848–15,872 tokens while uncached input was 59–306 tokens per request, directly demonstrating the stable-prefix benefit.
## Alternatives considered
**Narrate only mode changes.** Rejected because it leaves a fresh session uninformed and makes the first denied operation the policy-discovery mechanism. It also requires a baseline definition that is unnecessary when current state can be rendered directly.
**Scan denial history or remember the last narrated mode.** Rejected because denial events describe attempted operations, not authoritative current state, while process-local bookkeeping does not survive resume. The owner can fold the durable policy directly on every request.
**Put current policy in a dynamic system section.** Rejected after real provider evidence showed that a first-time permission switch reduced cache reads to 256 tokens while roughly 14.7k input tokens missed. DeepSeek matches complete prefixes; changing the first wire message prevents reuse of the longer system-plus-history prefix.
**Call `agent.inject()` independently from each policy owner.** Rejected because sibling listener order would define model order, separate messages could expose mismatched intermediate snapshots, and every owner would need its own compaction-retention scan. The existing assembly owner can order contributions and materialize one atomic full snapshot.
**A generic runtime-facts package.** Rejected because the existing system-prompt assembly already owns sections, schemas, variables, scope, and the authoritative per-step waterfall. Extending that owner with ordered contexts adds no package or second registry service.
**Repeat tool schemas or plan guidance in the context.** Rejected because those surfaces already have owners and independent lifecycles. Approval current state joins the snapshot only because the same `/permission` switch changes it and leaving its system section would retain the cache defect.
**Keep Candidate A after the cache-safe move.** Rejected by the neutral real-provider task: the model returned a pure text refusal and made no tool call despite the existing bash attempt guidance. The surviving anti-refusal principle states no escalation mechanics itself; it tells the model not to infer impossibility from the standing label, then delegates denial and escalation behavior back to the available tool.
**Keep sandbox mode absent because a standing mode label once caused preemptive refusal.** Rejected because a fresh Web request otherwise exposes mutation tools while withholding their standing policy, producing false capability claims before the first operation. The earlier live measurement remains a required counter-test: five of twelve turns ended without a tool call under `Bash commands run under the "read-only" file sandbox.` The committed tool-owned attempt guidance postdates that measurement, so the replacement is selected through a new positive-control experiment under the current tool contract rather than assuming the old and current conditions match.
**A separate model-context package.** Rejected because the policy owner can resolve current session state directly and the existing assembly service can order it. A new package would add a shallow composition seam and documentation/gate surface around the same request boundary.
**Enumerate writable temporary roots.** Rejected because the backend is selected later at `confine()`: bwrap, Landlock, Seatbelt, and the in-process filesystem fence do not grant one common temporary-path set. Host-specific paths in a standing request would be both unstable and overclaimed.
## Consequences
A model receives the standing file policy before probing a tool, and the next request after `/permission` reflects the committed mode. The stable system prompt no longer changes for sandbox or approval state; a changed full context snapshot is append-only after retained history, and unchanged state adds no message. Older snapshots remain in history but are explicitly superseded by the latest full snapshot. The statement is guidance, not an enforcement guard: runtime safety still comes from filesystem, one-shot bash, and terminal backends consuming the same resolved policy.
Focused tests pin all modes, canonical roots, switch timing, service disposal, context ordering, clearing, stable request headers, resume, and byte stability across different `TMPDIR` values. Keyless assembled snapshots pin the durable context message through real Loader compositions. Keyless replay owns the neutral denial-to-escalation trajectory; it is a structural regression proof, not wording-selection evidence.

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# Agent Note: 当前沙箱策略上下文
Status: implemented
[English](2026-07-30-current-sandbox-policy-context.md) | 中文
## 问题
沙箱策略已经强制执行并记录每个会话的文件操作模式,但新的模型请求并不包含这一状态。在 `read-only` 下的 Web 会话中,write 与 edit schema 仍然可见,因此模型会声称自己能够写入,直到一次被拒绝的调用后才发现事实并非如此。执行 `/permission danger-full-access` 后,下一个请求带有批准策略变更,却仍省略沙箱模式。因此,即使用户在任何操作前询问能力,拒绝结果也是模型可见的首个策略来源。
## 决策
`dsh-sandbox-policy` 负责解析模式与工作区根目录,并注册一项缓存安全的 `sandbox:policy` 上下文贡献。每次 agent(智能体)请求都通过 `ctx.sandboxPolicy.resolve({ session })` 直接解析当前会话;不存在拒绝历史扫描或进程本地的「上次告知」状态。
该策略贡献不依赖具体能力,并存在于每个 agent 会话中。它不会另行维护一份已挂载后端或工具清单;模型可见的 schema 仍是可用操作的权威来源,而上下文会将其声明限定在 DSH 文件沙箱所强制执行的任何可用操作上。[不依赖具体能力的策略上下文决策](../simplification/2026-07-31-capability-neutral-sandbox-policy-context.md)取代了较早的家族注册机制,同时保留本 Agent Note 的缓存安全交付与持久快照设计。
该贡献只说明所有强制执行方言所共有的事实。`read-only` 表明受沙箱强制执行的可用操作在常驻模式下无法修改文件,并指示模型正常尝试可用工具,随后遵循该工具返回的任何拒绝与升权引导。`workspace-write` 用非排他措辞说明规范化的会话工作区,并概述某些平台临时区域可能也可写,而不逐一列举。`danger-full-access` 表明 DSH 文件沙箱不会限制可用操作修改文件。后端选择的临时路径、`/dev/null`、runner 就绪状态、确切的工具可用情况和其他策略领域都不会出现,因为 `resolve()` 无法在请求组装时确定它们。
现有 `dsh-system-prompt` 组装在稳定系统段与工具 schema 之外,还包含有序的动态上下文。组装一个步骤后,agent loop(智能体循环)会将所有活动上下文渲染成一份带显式取代声明的完整快照。仅当不存在保留快照、字节发生变化、压缩(compaction)移除了保留消息,或最后一项贡献消失而需要一份清除快照时,它才会追加一条带来源的 `user/message`。快照追加在现有历史之后、`step/start` 之前,因此策略变化时仍会保留此前的系统与对话缓存前缀。会话事件本身可以重建确切的模型输入;只有策略上下文变化时,`request/header` 仍逐字节相同。
归属范围保持收敛。批准策略会将其完整的当前 `ask` 或 `never` 事实贡献给同一份完整快照;只迁移沙箱无法保留缓存,因为 `/permission` 会同时改变两方。计划模式仍由 `plan:policy` 负责,工具插件也继续负责各自的 schema,以及尝试、拒绝与升级引导。上下文负责说明常驻策略;文件系统、一次性 bash 与终端后端仍是强制执行边界。
缓存决策依据当前源码,而不只依靠类比。Codex 将权限建模为 developer 角色的 `WorldState` 段并保存其指纹;只有状态变化或保留的历史丢失该片段时才发出它,同时记录快照转换。Hermes 在会话期间保持系统提示词不变,并明确将不断变化的 skill(技能)、模型与语音通知前置到下一条用户消息,以免提示词缓存失效。Pi 没有可比的内置沙箱状态,Claude Code 当前的原生实现也无法公开检视;不过,Anthropic 的公开缓存指南仍将不断变化的逐请求上下文放在稳定缓存前缀之后。
先前接入真实提供方的 Web fixture(测试前置数据)量化了系统段版本的缺陷。首次 `danger-full-access` 和 `workspace-write` 请求分别只有 256 个缓存读取 token,而未缓存输入 token 为 14,691 和 14,782 个。相同策略下的后续步骤报告约 14.7k–15.5k 个缓存读取 token。只移动沙箱语句无法修复这些未命中,因为同一次 preset 切换还会改写批准策略系统段。
## 措辞证据
措辞实验预先登记「预防性拒绝」为主要终点,并要求旧常驻句子在十二个 fresh session 中至少产生一次拒绝,之后才能评判任何替代措辞。2026-07-30,commit `2bf41990401b194bd8637f07bbd90c67a9eeac75` 通过已交付的 Web 组合运行 `deepseek-v4-flash`,使用精确的阳性对照句子 `Bash commands run under the "read-only" file sandbox.` 与当前工具归属方的尝试引导。对照组产生零次预防性拒绝和零次推测性升级;十二个会话全部先发起普通 bash 调用、观察到拒绝、在同一轮次升级、获得批准,并让所请求文件实际落盘。没有样本被排除。
缓存安全交付变更后,commit `10d4e0ff7b68d38fc4403403b644aac442b97a00` 通过新的尾部上下文通道重复了同一项十二会话阳性对照。结果再次为零次预防性拒绝和零次推测性升权;十二个会话的首次调用均为普通调用,随后观察到拒绝、在同一轮次升权并获得批准。其中八个会话让所请求文件按确切要求落盘,没有样本被排除。
因此,两项阳性对照均未通过预先登记的灵敏度门槛。Candidate A 与 B 的正式十二会话实验组均未运行,这些实验不选择也不验证当前措辞。它们说明先前十二次中五次的结果无法在本任务与当前工具引导下复现;在声明模型行为率之前,需要更强的阳性对照或不同的任务分布。下述确定性测试只证明请求构造与回放真实一致。
随后,缓存安全交付重做针对中性 Web 任务 `Create the relative path policy-neutral.txt ...` 提供了一次独立的非统计验收对比;它不取代预先登记的十二会话实验。Candidate A 的绝对化只读声明导致模型以纯文本拒绝,工具调用为零。Candidate B 只针对受强制执行、且其工具公开升权能力的家族增加一句按组合条件化的文案。随后一次全新的真实提供方运行先发出普通 `write`,观察到只读拒绝,再在同一轮次用 `sandbox_permissions: "workspace-write"` 重试同一操作,获得批准、读回文件并核验确切内容。它没有进行推测性升权。在权限切换和四个变更步骤中,每个请求的缓存读取为 14,848–15,872 个 token,未缓存输入为 59–306 个 token,直接证明了稳定前缀的收益。
## 曾考虑的替代方案
**仅叙述模式变更。** 不予采用,因为这会让新会话不了解策略,并把首次被拒绝的操作变成策略发现机制。如果可以直接渲染当前状态,也就无需额外定义基线。
**扫描拒绝历史或记住上次叙述的模式。** 不予采用,因为拒绝事件描述的是尝试过的操作,而不是权威的当前状态;进程本地的簿记也无法跨恢复保留。归属方可以在每次请求时直接折叠持久策略。
**把当前策略放入动态系统段。** 不予采用,因为真实提供方证据显示,首次权限切换后缓存读取降至 256 个 token,而约 14.7k 个输入 token 未命中缓存。DeepSeek 匹配完整前缀;改变第一条 wire 消息会阻止复用更长的系统与历史前缀。
**由每个策略归属方独立调用 `agent.inject()`。** 不予采用,因为同级监听器的顺序会决定模型所见顺序,分开的消息可能暴露不匹配的中间快照,并且每个归属方都需要各自扫描压缩后的保留状态。现有组装归属方可以对贡献排序,并具体化一份原子化的完整快照。
**通用运行时事实包。** 不予采用,因为现有系统提示词组装已经拥有段、schema、变量、作用域和权威的逐步骤 waterfall(瀑布式事件)。为该归属方增加有序上下文,无需新增包或第二个注册表服务。
**在上下文中重复工具 schema 或计划引导。** 不予采用,因为这些接口已有各自归属方和独立生命周期。批准的当前状态加入快照,仅仅是因为同一个 `/permission` 切换会改变它,而把它留在系统段会保留缓存缺陷。
**缓存安全迁移后仍保留 Candidate A。** 不予采用,因为中性的真实提供方任务中,尽管已有 bash 尝试引导,模型仍以纯文本拒绝,且没有调用工具。保留下来的反预防性拒绝原则本身不说明任何升权机制;它告诉模型不要从常驻标签推断操作不可能完成,然后把拒绝与升权行为交还给可用工具。
**继续省略沙箱模式,因为常驻模式标签曾引发预防性拒绝。** 不予采用,因为新的 Web 请求否则会暴露变更工具,却隐去这些工具的常驻策略,导致模型在首次操作前错误声称自身能力。先前的线上测量仍是必须执行的反证测试:使用 `Bash commands run under the "read-only" file sandbox.` 时,十二个轮次中有五个没有调用工具。已提交的工具归属方尝试引导晚于该测量,因此应通过当前工具契约下的新阳性对照实验选择替代文案,而不能假设旧条件与当前条件相同。
**独立的模型上下文包。** 不予采用,因为策略归属方可以直接解析当前会话状态,现有组装服务也可以对其排序。新包只会围绕同一个请求边界引入浅层组合 seam 和额外的文档/门禁表面。
**枚举可写临时根目录。** 不予采用,因为后端要到稍后的 `confine()` 才会选定:bwrap、Landlock、Seatbelt 和进程内文件系统围栏并不授予一套共同的临时路径。常驻请求中的主机特定路径既不稳定,也会作出过度承诺。
## 后果
模型在试探工具前就会收到常驻文件策略,且 `/permission` 后的下一个请求会反映已提交的模式。稳定的系统提示词不再随沙箱或批准状态变化;变化后的完整上下文快照会在保留的历史之后仅追加,状态不变时不增加消息。较旧的快照仍保留在历史中,但最新的完整快照会明确取代它们。该声明是引导,而不是强制执行护栏:运行时安全仍来自文件系统、一次性 bash 与终端后端消费同一项解析完成的策略。
聚焦测试固定了所有模式、规范化根目录、切换时机、服务释放、上下文顺序、清除、稳定的请求 header、恢复,以及不同 `TMPDIR` 值下的字节稳定性。无密钥的组装快照通过真实 Loader 组合固定持久上下文消息。无密钥回放负责固定中性的拒绝到升级轨迹;它是结构回归证明,而不是措辞选型证据。

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@@ -2,5 +2,5 @@
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-30-deepseek-onboarding-credential-setup.md
2026-07-30-deepseek-onboarding-credential-setup.md: 571b81a1a2e6f392f2553070048964d49941aae9
2026-07-30-deepseek-onboarding-credential-setup.zh.md: 744c30814f84d063f196ce20ba48fb993d0b7713
2026-07-30-deepseek-onboarding-credential-setup.md: ed53ffe64d3ba27e8746d58ad84d1a4c401f6ce4
2026-07-30-deepseek-onboarding-credential-setup.zh.md: 340728ab9348e0132954e403f9bdbf561e340247

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@@ -12,11 +12,11 @@ The [web configuration plane](../architecture/2026-07-30-web-config-plane.md) ma
**One readiness projection owns both Models and onboarding facts.** `ui-models` keeps a single store that joins `llm.providers({})`, redacted `settings.describe({})`, and batched `credentials.describe({refs})`. The onboarding projection selects the `deepseek-official` configurable-provider entry owned by the `llm-deepseek` namespace and empty settings path, reads the effective `apiKeyEnv`, and evaluates the matching credential descriptor. A live route with the same provider id but no matching configurable-provider declaration is adapter-absent for onboarding. A configured literal `apiKey` secret sidecar is also ready, so compatibility configuration does not trigger a false prompt; a configured process-environment credential is ready and remains read-only.
**The settings shell contributes navigation state, not provider policy.** `ui-settings` declares a root-scoped `settings.onboarding` list slot and tells registrants whether the current surface is the empty Hero. Its private `openSection(id)` callback opens the settings panel on one registered section. `ui-models` registers the DeepSeek overlay through the same declaration-aware deferred-registration path as its Models section, so plugin load order does not become a contract.
**The settings shell contributes ordering and navigation, not provider policy.** `ui-settings` declares a root-scoped `settings.onboarding` list slot and mounts one ordered step at a time while the current surface is the empty Hero. The active registrant receives `complete()` and a private `openSection(id)` callback; completion transfers ownership to the next entry. `ui-models` registers the DeepSeek step through the same declaration-aware deferred-registration path as its Models section, so plugin load order does not become a contract and independently contributed dialogs cannot stack. The product-wide welcome step that precedes it is owned separately by [the versioned welcome decision](2026-07-30-versioned-gui-welcome-onboarding.md).
**The prompt routes to the one credential editor.** A mounted, active adapter with a resolved, writable, unconfigured reference presents one action that opens Settings on Models. The existing DeepSeek setup card there exclusively owns the password input, `credentials.set({ref, value})`, write failures, and post-write refresh; the onboarding overlay never holds or submits a secret.
**The prompt routes to the one credential editor.** A mounted, active adapter with a resolved, writable, unconfigured reference presents one action that opens Settings on Models. The existing DeepSeek setup card there exclusively owns the password input, `credentials.set({ref, value})`, write failures, and post-write refresh; the onboarding overlay never holds or submits a secret. An unavailable settings or credential capability keeps its deployment diagnostic and routes to the same page, while an absent adapter remains skipped because navigation cannot mount a Cordis plugin.
**Unavailable states do not capture the product.** An absent configurable-provider entry, inactive route, failed initial join, read-only deployment, or unresolved settings or credential capability suppresses the modal because the onboarding action cannot repair that state. The Models page remains the deployment diagnostic and retry surface. Configure later dismisses a missing-credential overlay for the current mounted surface and writes no completion fact. Settings, credential, provider-topology, and connection invalidations all refresh the shared join, so an external credential update closes an open prompt without a reload.
**Unavailable states do not capture the product.** An absent configurable-provider entry, inactive route, failed initial join, read-only deployment, or unresolved settings or credential capability completes the step without rendering because the onboarding action cannot repair that state. The Models page remains the deployment diagnostic and retry surface. Configure later completes a missing-credential step for the current mounted coordinator pass and writes no completion fact. Settings, credential, provider-topology, and connection invalidations all refresh the shared join, so an external credential update completes an open step without a reload.
## Alternatives considered
@@ -30,4 +30,4 @@ The [web configuration plane](../architecture/2026-07-30-web-config-plane.md) ma
## Consequences
The first-run flow leads to the shipped adapter's existing editor without restarting: a keyless browser test boots the real Web composition under an isolated harness home, follows the prompt to Models, stores a generated key through that page into the home's `.env`, verifies no key reaches DOM, ARIA, or browser console output, and confirms the running page reports configured. The full keyless Web replay lane also pins that a non-configurable replay route with the same provider id does not block unrelated journeys. Pure readiness and React tests pin literal, file, process-environment, missing-provider, missing-capability, navigation, cancellation, and external-invalidation behavior. The flow deliberately inherits the configuration plane's documented base limitations rather than adding local secret storage, redaction, or settings replacement workarounds.
The ordered flow leads from the product notice to the shipped adapter's existing editor without restarting: a keyless browser test boots the real Web composition under an isolated harness home, acknowledges the notice, follows the DeepSeek page to Models, stores a generated key through that page into the home's `.env`, verifies no key reaches DOM, ARIA, or browser console output, and confirms the running page reports configured. The full keyless Web replay lane also pins that a non-configurable replay route with the same provider id does not block unrelated journeys. Pure readiness and React tests pin literal, file, process-environment, missing-provider, missing-capability, navigation, cancellation, external-invalidation, and coordinator-transfer behavior. The flow deliberately inherits the configuration plane's documented base limitations rather than adding local secret storage, redaction, or settings replacement workarounds.

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@@ -10,13 +10,13 @@ Status: implemented
## 决策
**Models 与首次使用引导共享同一个就绪状态投影。**`ui-models` 维护一个 store,把 `llm.providers({})`、脱敏后的 `settings.describe({})` 和批量调用的 `credentials.describe({refs})` 联接为同一份状态。首次使用投影选取由 `llm-deepseek` namespace 所有、设置路径为空的 `deepseek-official` 可配置提供方条目,读取生效的 `apiKeyEnv`,并检查对应的凭据描述符。同一提供方 ID 下的存活路由若没有匹配的可配置提供方声明,首次使用引导会将其视为适配器缺失。若 `apiKey` 字面量对应的 secret 槽位标记为已设置,也会判定为就绪,兼容配置因此不会误触发浮层;通过进程环境提供的凭据若已配置,同样判定为就绪并保持只读。
**Models 与首次使用引导共享同一个就绪状态投影。**`ui-models` 维护一个 store,把 `llm.providers({})`、脱敏后的 `settings.describe({})` 和批量调用的 `credentials.describe({refs})` 联接为同一份状态。首次使用投影选取由 `llm-deepseek` namespace 与空 settings path 持有的 `deepseek-official` 可配置提供方条目,读取生效的 `apiKeyEnv`,并检查对应的凭据描述符。同 provider id 但没有匹配可配置提供方声明的存活路由,在首次使用引导中视为适配器缺失。若 `apiKey` 字面量对应的 secret 槽位标记为已设置,也会判定为就绪,兼容配置因此不会误触发页面;通过进程环境提供的凭据若已配置,同样判定为就绪并保持只读。
**设置外壳只贡献导航状态,不持有提供方策略。**`ui-settings` 声明一个根作用域的 `settings.onboarding` list slot,并告知注册方当前界面是否为空白 Hero。其私有 `openSection(id)` 回调会打开设置面板并切换到一个已注册分区。`ui-models` 沿用 Models 分区所使用、感知 slot 声明的延迟注册路径来注册 DeepSeek 浮层,因此插件加载顺序不会成为契约。
**设置外壳只贡献排序与导航,不持有提供方策略。** `ui-settings` 声明一个根作用域的 `settings.onboarding` list slot,并在当前界面为空白 Hero 时,每次只挂载一个有序步骤。当前注册方会收到 `complete()` 和私有 `openSection(id)` 回调;完成当前步骤后,所有权转交给下一项。`ui-models` 沿用 Models 分区所使用、感知 slot 声明的延迟注册路径来注册 DeepSeek 步骤,因此插件加载顺序不会成为契约,独立贡献的对话框也无法堆叠。排在它之前的产品级欢迎步骤由[版本化欢迎决策](2026-07-30-versioned-gui-welcome-onboarding.md)单独持有。
**浮层只负责跳转到唯一的凭据编辑器。**适配器已挂载且处于活跃状态,其引用可解析、可写但尚未配置时,界面会显示一个操作按钮,用于打开「设置」的 Models 分区。该分区已有的 DeepSeek 设置卡片全权负责密码输入框、`credentials.set({ref, value})`、写入失败处理和写入后刷新;首次使用浮层绝不持有或提交 secret。
**首次使用页面只负责跳转到唯一的凭据编辑器。**适配器已挂载且处于活跃状态,其引用可解析、可写但尚未配置时,界面会显示一个操作按钮,用于打开「设置」的 Models 分区。该分区已有的 DeepSeek 设置卡片全权负责密码输入框、`credentials.set({ref, value})`、写入失败处理和写入后刷新;首次使用页面绝不持有或提交 secret。
**不可用状态不会拦截产品交互。**可配置提供方条目缺失、路由未激活、初始联接失败、部署只读、设置能力无法解析或凭据能力无法解析时均不显示模态框,因为首次使用引导的操作无法修复这些状态。Models 页仍是部署诊断与重试界面。「稍后配置」只会在当前已挂载界面中关闭凭据缺失浮层,不写入任何完成状态。设置、凭据、提供方拓扑和连接失效事件都会刷新共享联接,因此外部凭据更新无需重新加载页面即可关闭已打开的浮层。
**不可用状态不会占住产品。** 可配置提供方条目缺失、路由不活跃、初始联接失败、部署只读或设置/凭据能力无法解析时,都会直接完成而不渲染该步骤,因为首次使用引导无法修复这些状态。Models 页仍是部署诊断与重试界面。「稍后配置」只会完成协调器当前这一次缺少凭据的步骤,不写入任何完成状态。设置、凭据、提供方拓扑和连接失效事件都会刷新共享联接,因此外部凭据更新无需重新加载页面即可完成已打开的步骤。
## 曾考虑的替代方案
@@ -30,4 +30,4 @@ Status: implemented
## 后果
首次使用流程无需重启即可引导用户前往随产品提供的适配器已有的编辑器:无密钥浏览器测试在隔离的 harness 家目录下启动真实 Web 组合,依照浮层操作前往 Models,通过该页面把生成的密钥存入该目录的 `.env`,验证密钥未进入 DOM、ARIA 或浏览器控制台输出,并确认运行中的页面报告已配置。完整的无密钥 Web 回放链路还固化了同一提供方 ID 下的不可配置回放路由不会阻塞无关流程。纯就绪状态测试与 React 测试固化了字面量凭据、文件凭据、进程环境凭据、提供方缺失、能力缺失、导航、取消和外部失效行为。该流程直接继承配置平面已记录的基础限制,不会另加局部的机密存储、脱敏或设置替换变通方案。
有序流程从产品声明页开始,无需重启即可引导用户前往随产品提供的适配器已有的编辑器:无密钥浏览器测试在隔离的 harness 家目录下启动真实 Web 组合,确认声明后依照 DeepSeek 页面前往 Models,通过该页面把生成的密钥存入该目录的 `.env`,验证密钥未进入 DOM、ARIA 或浏览器控制台输出,并确认运行中的页面报告已配置。完整的无密钥 Web 回放也固定了同 id 的不可配置回放路由不会阻塞无关流程。纯就绪状态测试与 React 测试固化了字面量凭据、文件凭据、进程环境凭据、提供方缺失、能力缺失、导航、取消、外部失效和协调器移交行为。该流程直接继承配置平面已记录的基础限制,不会另加局部的机密存储、脱敏或设置替换变通方案。

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# Bilingual-pair consistency record (docs/i18n/README.md): the git blob hash of each
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-30-dsh-dump-config.md
2026-07-30-dsh-dump-config.md: bc6504541c7868bad019a1bcd9f551435109e4c6
2026-07-30-dsh-dump-config.zh.md: 5e173305a6cd03de3db4c763f26eeda6fba68ec7

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# Agent Note: dsh --dump-config prints the composed config tree
Status: implemented
English | [中文](2026-07-30-dsh-dump-config.zh.md)
## Problem
The booted tree is a composition the user never sees: the shipped base, a surface overlay, and the `--config` or personal `~/.dsh/config.yaml` overlay apply as sibling patch lists where each id-targeted patch replaces the row's whole `config` and an unmatched id only warns. Debugging a misbehaving personal overlay (a restated field dropped, a row id typo, a patch applying to the wrong surface) required mentally replaying the patch algorithm across three files. There was no way to see the effective tree or to diff it against the shipped defaults.
## Decision
`dsh --dump-config` and `dsh web --dump-config` print the composed entry list — base, surface overlay, then the `--config` or personal overlay, exactly the layers that surface's boot assembles — as YAML on stdout and exit without booting. `dsh --dump-default-config` / `dsh web --dump-default-config` stop at the surface overlay, so diffing the two outputs shows precisely what the user layer changes.
The dump cannot drift from what boots because it shares the mounting code: the vendored include exports its patch algorithm as the pure `applyEntryPatches(data, patches, warn)` (the private `applyPatches` method now delegates to it) and its `!!js` YAML dialect as `entryListSchema`; `dsh-app-boot`'s `renderConfigDump()` composes labeled layers and renders through both, and `apps/cli/src/dump-config.ts` is a thin surface-selection wrapper. `!!js` expressions print verbatim and unevaluated — the dump shows composition, not one process's environment — and a patch whose target row is absent goes to stderr with its layer label, mirroring the Loader's boot-time warning. Launcher-owned boot-context values (session identity, web CLI-flag patches, the frontend dist path) are per-invocation facts outside the config tree and do not appear. The dump flags reject boot-only flags (`-p`, `--resume`, `--config-replace`) and each other, and `--dump-default-config` takes no `--config`.
Each run of same-provenance rows is preceded by a `# ==` comment naming the file that contributed the rows and the layers that patched them (`# == base.cordis.yml, patched by tui.cordis.yml`), so the output shows which section comes from which file while remaining one loadable YAML document. Composition is one flattened `applyEntryPatches` call over all layers — boot's exact call shape, so even patch-visibility corner cases (a later layer targeting a group child that a plain `config` replacement introduced, invisible to the single-pass id index) compose identically; applying one call per layer would rebuild the index between layers and print a tree boot never mounts. Provenance is derived from single-call prefix snapshots (base + layers 1..k) diffed positionally: the patch algorithm only rewrites rows in place or appends, so a top-level index identifies one row across snapshots, and a layer counts as having patched a row when adding it changed that row (config replacement, disable, group insert). Patch lists are cloned per snapshot because `applyEntryPatches` pushes `insert` rows by reference from the patch list.
`dsh-app-boot` previously duplicated the include's `!!js` YAML type for patch parsing; it now imports `entryListSchema`, so the dialect has one owner.
## Alternatives considered
**Boot the tree and dump `ctx.loader.entries()`.** Rejected: booting evaluates `!!js` expressions (leaking one machine's environment into the printed config), starts adapters and sessions as side effects, requires a TTY-independent teardown path, and is slow. The dump is for debugging composition, which is a pure function of the files.
**Reimplement the patch merge in the CLI.** Rejected: a second implementation of `applyPatches` would silently drift from the vendored include — the exact failure mode the feature exists to debug. Exporting the include's own algorithm costs one logged vendor modification and guarantees identity.
**A `/dump-config` TUI command instead of flags.** Rejected as the only form: the primary use is a piped `dsh --dump-config | diff - <(dsh --dump-default-config)` style workflow, which needs a boot-free non-TTY surface. A TUI command can be added later over the same `renderConfigDump`.
## Consequences
Config debugging becomes one command instead of mental patch replay, and support can ask for `--dump-config` output. The vendored include carries one more logged local modification (the `applyEntryPatches`/`entryListSchema` exports; behavior-preserving for mounting) to re-apply on upstream sync. Provenance tracking re-composes one prefix snapshot per layer and diffs rows by JSON stringify, so the dump does extra work proportional to layers² × rows; that cost lives only in the boot-free dump path. `renderConfigDump` is unit-tested for layer ordering, verbatim `!!js` round-tripping, provenance separators and grouping, labeled unmatched-patch warnings, and loud read/parse/shape failures; the built-bin e2e drives all four flag forms through `lib/bin.js` including the personal-overlay layer, its provenance label, and its stderr warning.

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# Agent Note: dsh --dump-config 打印合成后的配置树
Status: implemented
[English](2026-07-30-dsh-dump-config.md) | 中文
## Problem
启动的配置树是一份用户从未见过的合成结果:已交付的基础配置、界面覆盖层,以及 `--config` 或个人 `~/.dsh/config.yaml` 覆盖层作为同级补丁列表依次应用,其中每个按 id 定向的补丁替换目标行的整个 `config`,未匹配的 id 只产生警告。调试一个行为异常的个人覆盖层(漏掉需要重述的字段、行 id 拼错、补丁应用到了错误的界面)需要在脑中跨三个文件重放补丁算法。既没有办法看到生效的树,也没有办法把它与已交付的默认值做 diff。
## Decision
`dsh --dump-config` 和 `dsh web --dump-config` 把合成后的条目列表——基础配置、界面覆盖层、再叠 `--config` 或个人覆盖层,恰好是该界面启动时组装的那些层——以 YAML 打印到 stdout 后退出,不启动任何东西。`dsh --dump-default-config` / `dsh web --dump-default-config` 止步于界面覆盖层,因此对两份输出做 diff 就能精确看出用户层改了什么。
dump 不可能与实际启动漂移,因为它复用挂载代码:vendored include 把补丁算法导出为纯函数 `applyEntryPatches(data, patches, warn)`(私有的 `applyPatches` 方法现在委托给它),并把 `!!js` YAML 方言导出为 `entryListSchema`;`dsh-app-boot` 的 `renderConfigDump()` 通过这两者对带标签的层完成合成与渲染,`apps/cli/src/dump-config.ts` 只是选择界面的薄封装。`!!js` 表达式原样打印、不求值——dump 展示的是合成结果,不是某个进程的环境——目标行不存在的补丁会连同其层标签报到 stderr,与 Loader 启动时的警告一致。由启动器持有的启动上下文值(会话身份、web 的 CLI 标志补丁、前端 dist 路径)是每次调用的事实,位于配置树之外,不会出现。dump 标志拒绝仅用于启动的标志(`-p`、`--resume`、`--config-replace`)且两个 dump 标志互斥,`--dump-default-config` 不接受 `--config`。
每段来源相同的连续行之前都有一条 `# ==` 注释,标明贡献这些行的文件以及修补过它们的层(`# == base.cordis.yml, patched by tui.cordis.yml`),因此输出既展示每一节来自哪个文件,又仍是一份可加载的 YAML 文档。合成是对所有层展平后的一次 `applyEntryPatches` 调用——与启动的调用形状完全一致,因此即便是补丁可见性的边角情况(后一层定位到前一层通过普通 `config` 替换引入的组内子项,而单遍 id 索引看不到它)也与启动合成完全相同;若按层各调用一次,会在层与层之间重建索引,打印出一棵启动从不挂载的树。来源从单次调用的前缀快照(基础 + 第 1..k 层)按位置 diff 得出:补丁算法只会原地改写行或在末尾追加,因此顶层索引在各快照之间标识同一行;加入某层后该行发生变化(替换 config、禁用、组内插入)即视为该层修补了这一行。每个快照都会克隆补丁列表,因为 `applyEntryPatches` 会把 `insert` 行按引用从补丁列表推入结果。
`dsh-app-boot` 之前为解析补丁复制了 include 的 `!!js` YAML 类型;现在改为导入 `entryListSchema`,方言只有一个归属者。
## Alternatives considered
**启动整棵树后 dump `ctx.loader.entries()`。** 拒绝:启动会求值 `!!js` 表达式(把某台机器的环境泄漏进打印的配置)、以副作用启动适配器和会话、需要独立于 TTY 的拆卸路径,而且慢。dump 是用来调试合成的,而合成是那些文件的纯函数。
**在 CLI 里重新实现补丁合并。** 拒绝:`applyPatches` 的第二个实现会与 vendored include 悄然漂移——这恰恰是该功能要调试的失败模式。导出 include 自己的算法只花费一条记录在案的 vendor 修改,却保证了同一性。
**用 `/dump-config` TUI 命令代替标志。** 作为唯一形式被拒绝:主要用法是 `dsh --dump-config | diff - <(dsh --dump-default-config)` 这类管道工作流,需要免启动、非 TTY 的界面。之后可以在同一个 `renderConfigDump` 之上再加 TUI 命令。
## Consequences
配置调试从脑中重放补丁变成一条命令,支持工作也可以直接索要 `--dump-config` 输出。vendored include 多出一条记录在案的本地修改(导出 `applyEntryPatches`/`entryListSchema`;对挂载行为无影响),上游同步时需重新应用。来源追踪为每层重新合成一次前缀快照并按 JSON stringify 对行做 diff,因此 dump 有与层数²×行数成正比的额外开销;该开销只存在于免启动的 dump 路径。`renderConfigDump` 的单元测试覆盖层叠顺序、`!!js` 原样往返、来源分隔与分组、带标签的未匹配补丁警告,以及读取/解析/形状失败的大声报错;built-bin e2e 通过 `lib/bin.js` 驱动全部四种标志形式,包括个人覆盖层、其来源标签及其 stderr 警告。

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# Bilingual-pair consistency record (docs/i18n/README.md): the git blob hash of each
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-30-queued-manual-compaction.md
2026-07-30-queued-manual-compaction.md: 05676ef824bc62ddbdbd8895a325570e91e4bafd
2026-07-30-queued-manual-compaction.zh.md: b2e40a42451570887a194c215df07e98aa1bd864

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# Agent Note: Queued manual compaction with one durable lock
Status: implemented
English | [中文](2026-07-30-queued-manual-compaction.zh.md)
## Problem
Automatic compaction protects the context window, but an interactive user also needs a deterministic way to condense accumulated history before pressure policy fires. Sending `/compact` as prompt text would spend a model turn and let the conversation model reinterpret a direct control action. Implementing it inside one UI would duplicate command discovery, lifecycle logging, cancellation, and backend policy.
The human command arrives between turns and must summarize asynchronously. A prompt accepted during that wait must keep its ordinary identity, FIFO position, and wakeup behavior, but it must not derive a request from history that compaction is about to replace. A status check is insufficient: a waking send schedules the driver's claim as a microtask, leaving a same-tick interval where status still reads idle even though the prompt already has right of way.
Compaction also needs one mutual-exclusion fact shared by manual, pressure, overflow, and explicit-range entry points. A process-local flag alone cannot explain a crash-recovered log, while a summarize-first transaction leaves no durable evidence during the expensive interval. Conversely, treating marker pairs as exclusive containers would forbid valid idle injection even though injection is explicitly non-waking and immediate between turns.
This note extends the [compaction capability seam](2026-06-18-compaction-capability-seam.md), the [session end-seed boundary](../architecture/2026-07-30-session-end-seed-log-boundary.md), and the [removal of synthetic log-only turns](../simplification/2026-07-28-remove-synthetic-log-only-turns.md). The supersession audit found partial overlap only: each remains active and owns its broader decision.
## Decision
### `/compact` is a command over a backend-independent seam
`@deepseek-ai/dsh-command-compact` registers one argument-free human command through `ctx.commands`. It calls the third abstract `CompactService` operation, `compactNow(agent, signal)`, and maps the closed `ManualCompactionError` taxonomy (`busy | changed | summary | commit | persistence`) to direct UI results. `command/run` and `command/done` preserve the command lifecycle without entering model history or consuming a model-loop turn.
The command plugin tracks each real handler promise independently of the command executor's abort-aware wait. Its composite lifecycle effect unregisters `/compact` before asynchronously draining handlers that already started, so root teardown reaches quiescence only after backend close and flush work settles.
The seam's `ManualCompactAgentContext` adds only `reserveTurnAdmission()` to the session and routing facts compaction already needs. Retention, balancing, summarization, marker ordering, replacement, and durability remain backend responsibilities.
### Idle turn admission is synchronously reservable
`Agent.reserveTurnAdmission(): (() => void) | undefined` claims the boundary before the next ordinary turn. It succeeds only when the driver is idle, no reservation exists, and no accepted waking item already owns the next turn, including a wake whose claim is still a pending microtask.
The reservation does not create a second queue. Later sends keep their `InboxItemId`, placement, FIFO order, and wakeup facts. `acceptsNextStep` remains false, so waking next-step input becomes an ordinary queued follow-up rather than steering. Release is idempotent and re-arms the existing driver path. `inject()` is not withheld.
`whenIdle()` treats a reservation as unfinished activity, including when it holds a waking item. Lifecycle teardown still drains the driver's own activity promise rather than awaiting an external operation, so disposal can cancel and unwind without depending on the reservation holder.
### One parameterized transaction owns every bracket
`dsh-compact-basic` has one region transaction parameterized by bracket owner (`number | null`), stability rule (whole surface or selected span), and an optional flush. It performs one ordering:
1. validate the selected positional range and inspect the durable tail;
2. reject a live unmatched compaction marker;
3. append `compact/start` synchronously;
4. prepare and await summarization;
5. revalidate the required stability;
6. append `compact/summary` and the replacement `user/message`;
7. make exactly one `compact/end` attempt;
8. flush when the manual caller requested durability.
Automatic and explicit-region work use the numeric owner recovered from the open turn and require whole-surface stability. Manual work reserves admission first, selects a useful range before the transaction, and writes nothing when selection returns `null`. Its bracket uses `turn: null`, requires only selected-span stability, and flushes every successfully closed attempt before releasing admission in `finally`.
`compact/start` is therefore the only compaction lock. There is no `WeakSet`, wrapper mutex, locked/unlocked method split, or redundant activity check around the transaction.
### Bracket-first deliberately differs from the surveyed implementations
Codex models manual compaction as a `CompactTask` occupying its active-turn slot while automatic compaction runs inline. Pi uses the existence of a compaction abort controller as its mutex and appends compaction only after success. Claude Code shares one compaction routine between automatic and manual paths but constructs its boundary after summary streaming.
DSH deliberately records `compact/start` before calling the summarizer. A slow or crashed attempt is observable, automatic and manual paths share the same durable lock, and a later writer cannot mistake an in-flight summary for an unlocked session. This is a conscious divergence from summarize-first behavior, not an accidental event-order difference.
### Markers are time points, not an event container
`compact/start` and `compact/end` mean lock acquisition and release. They do not claim exclusive ownership of every event between their seqs. An idle `inject()` may append a `user/message` while a manual summary is pending, so that unrelated event can sit inside the marker interval.
Manual stability checks only the selected span: it must remain present, contiguous, ordered, equally priced, and balanced. Append-only context outside it does not stale the summary. Positional replacement places the checkpoint at the old span's surface position and leaves injected context after it in derived model history, even though the injection's log seq precedes the later summary and replacement events.
Failed `changed` or `summary` attempts leave the conversation surface unchanged, but the log is not unchanged: it contains `compact/start` and `compact/end { error }`. User-facing text states that distinction.
### End-seed distinguishes live and stale orphans
Tail scanning finds the current turn, unmatched compaction start, and newest `session/end-seed` independently. An unmatched start after the newest end-seed is live and blocks every compaction entry point. An unmatched start before a later end-seed belongs to an earlier session lifecycle and is stale, so it does not wedge the resumed or forked session.
The compaction invariant uses the same transition logic during seed replay: `session/end-seed` clears an open historical trace. The boundary need not publish live from the constructor for this case; replay is the load-bearing path.
The client request projection closes an unmatched compaction request as interrupted at the `session/end-seed` time and clears its active index. A later `compact/start` therefore creates an independent request instead of leaving or overwriting a permanently running orphan.
Once a transaction has appended its start, every later failure makes one closing attempt. A failed close leaves the unmatched start deliberately visible and blocking, and no flush is attempted. A closed manual attempt is flushed even when it reports an expected failure. Cancellation retains exact-reason precedence after required close and flush cleanup.
### Reference implementation boundaries
[PR #835](https://github.com/deepseek-harness/deepseek-harness/pull/835) was used as a reference implementation for the command, reservation, tests, and snapshot shape, but was not merged. Its process-local `WeakSet` lock and locked/unlocked method splits were considered and not adopted because the durable bracket is the single reachable lock.
That reference also carried client-side replacement-anchor machinery to preserve transcript placement. The log-ordered transcript projection already consumes compaction from event order and does not consult mutable surface positions, so those anchors were considered and not adopted.
## Alternatives considered
**Check `agent.status` without reserving admission.** Rejected because an accepted waking send can still be waiting on its claim microtask while status reads idle.
**Queue the command itself.** Rejected because `/compact` is direct control, not model input, and a prompt already accepted first must retain right of way rather than being reordered around a second command queue.
**Summarize before appending `compact/start`.** Rejected because the expensive in-flight operation would be invisible and would not participate in the lock shared by automatic compaction.
**Use both a durable marker and a process-local mutex.** Rejected because two authorities can disagree after replay and require wrapper branches for states the bracket already expresses.
**Hold injection with waking prompts.** Rejected because idle injection is non-waking durable context by contract; delaying it would make plugin ordering depend on a UI command.
**Require the marker interval to contain only compaction events.** Rejected because markers represent lock time points. Provenance names the selected and shadowed seqs exactly; exclusivity would add no correctness and would reject valid injection.
**Treat every unmatched marker as permanently busy.** Rejected because a crash-recovered or forked session would remain wedged. `session/end-seed` is the explicit lifecycle evidence that distinguishes stale history from a live process-local attempt.
## Verification
Agent-loop tests cover same-tick right of way, preserved IDs and FIFO lifecycle, waking and quiet queued work, idempotent release, `whenIdle()`, cancellation, and teardown. Compact tests cover standalone and numbered invariant ownership, end-seed replay, live versus stale orphans, re-entrant listeners, selected-span drift, commit and close failures, flush ordering, exact cancellation causes, raw output and usage preservation, and automatic/manual mutual exclusion.
The command package pins registration, Loader composition, argument rejection, exact success/failure text, cancellation, absence from model history, and disposal waiting across separate close and flush boundaries after an abort stops the executor from awaiting the handler. The client runtime projection test pins end-seed interruption followed by an independent completed attempt. The `queued-manual-compact` terminal snapshot drives real keystrokes through the assembled TUI: `/help` discovers the command, a held summary admits a queued prompt and immediate injection, `turn: null` markers and the flush precede the queued prompt turn, command lifecycle stays log-only, and the derived order is checkpoint → injection → queued prompt.
## Consequences
Interactive users can compact useful history without spending a conversation-model turn. A prompt accepted before the command wins; one submitted during the command waits with its original queue identity. Manual compaction consumes session seqs but no turn number.
The log exposes slow, failed, crashed, and successful attempts through the same bracket. A stale pre-boundary orphan no longer wedges a new lifecycle, while a current unmatched start remains a hard busy signal. Marker intervals may contain unrelated events, so consumers use provenance and relative ordering rather than assuming a contiguous compaction-only slice.
The shared transaction keeps one ordering and one lock across every entry point. Failure reporting is precise about whether only the log changed, the surface may have partially changed, or the in-memory commit could not be persisted.

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# Agent Note: 使用单一持久锁实现排队手动压缩
Status: implemented
[English](2026-07-30-queued-manual-compaction.md) | 中文
## 问题
自动压缩(compaction)可以保护上下文窗口,但交互用户还需要一种确定性方法,在压力策略触发前压缩累积的历史。把 `/compact` 作为提示词文本发送会消耗一个模型轮次,还会让会话模型重新解释一项直接控制操作。在某个 UI 内实现该功能,则会重复命令发现、生命周期日志记录、取消与后端策略。
面向用户的命令在轮次之间到达,并且必须异步生成摘要。在等待期间获接纳的提示词必须保留普通身份、FIFO 位置与唤醒行为,但不得从即将被压缩替换的历史派生请求。仅检查状态并不足够:唤醒发送会把驱动器的认领安排为 microtask,因此在同一 tick 内存在一段间隔,此时状态仍显示 idle,但提示词已经拥有优先权。
手动、压力、溢出和显式范围入口点还需要共享同一项互斥事实。仅使用进程本地标志无法解释一份崩溃恢复后的日志,而先摘要再记录的事务在开销较大的等待期间不会留下持久证据。反过来,把标记对视为排他容器又会禁止有效的空闲注入,尽管注入按定义不会唤醒,并且会在轮次之间立即执行。
本 Agent Note 扩展[压缩能力 seam](2026-06-18-compaction-capability-seam.md)、[会话 end-seed 边界](../architecture/2026-07-30-session-end-seed-log-boundary.md)和[移除纯日志事件的合成轮次](../simplification/2026-07-28-remove-synthetic-log-only-turns.md)。取代关系审计只发现部分重叠:三者均保持活动状态,并拥有各自更广泛的决策。
## 决策
### `/compact` 是基于后端无关 seam 的命令
`@deepseek-ai/dsh-command-compact` 通过 `ctx.commands` 注册一个无参数、面向用户的命令。它调用第三个抽象 `CompactService` 操作 `compactNow(agent, signal)`,并把封闭的 `ManualCompactionError` 分类体系(`busy | changed | summary | commit | persistence`)映射为直接 UI 结果。`command/run` 和 `command/done` 保留命令生命周期,同时不进入模型历史,也不消耗模型循环轮次。
命令插件会独立跟踪每个实际处理器 promise,不依赖命令执行器的中止感知等待。其复合生命周期 effect 先注销 `/compact`,再异步等待所有已开始的处理器结算,因此根级 teardown 只有在后端的闭合与 flush 工作结算后才会完全停稳。
该 seam 的 `ManualCompactAgentContext` 只在压缩已需使用的会话与路由事实之上增加 `reserveTurnAdmission()`。保留、平衡、摘要、标记排序、替换与持久性仍由后端负责。
### 可以同步预留空闲轮次接纳
`Agent.reserveTurnAdmission(): (() => void) | undefined` 会在下一个普通轮次之前认领边界。仅当驱动器空闲、没有既存预留,而且尚无已获接纳的唤醒项拥有下一轮次时,它才会成功;仍在等待 microtask 认领的唤醒项也包括在内。
该预留不会创建第二个队列。之后发送的项保留其 `InboxItemId`、位置、FIFO 顺序与唤醒信息。`acceptsNextStep` 保持 false,因此唤醒的 next-step 输入会成为普通的排队 follow-up,而不是 steering(中途引导)。释放操作可幂等调用,并重新启用既有驱动器路径。`inject()` 不受阻塞。
`whenIdle()` 会把预留视为尚未完成的活动,包括预留持有唤醒项的情况。生命周期 teardown 仍会排空驱动器自身的 activity promise,而不会等待外部操作,因此 dispose(资源释放)可以执行取消并完成退出清理,无需依赖预留持有方。
### 一个参数化事务拥有每一对标记
`dsh-compact-basic` 只有一个区域事务,由标记归属值(`number | null`)、稳定性规则(整个 surface 或所选 span)与可选 flush 参数化。它按同一顺序执行:
1. 验证所选位置范围,并检查持久日志尾部;
2. 拒绝活动的未匹配压缩标记;
3. 同步追加 `compact/start`;
4. 准备并等待摘要;
5. 重新验证所需稳定性;
6. 追加 `compact/summary` 与替换用的 `user/message`;
7. 恰好尝试一次 `compact/end`;
8. 当手动调用方要求持久性时执行 flush。
自动和显式区域工作使用从开放轮次恢复的数字归属值,并要求整个 surface 保持稳定。手动工作会先预留接纳,在进入事务前选择有效范围;选择结果为 `null` 时不写入任何内容。其标记对使用 `turn: null`,只要求所选 span 保持稳定,并在 `finally` 中释放接纳预留前 flush 每次成功闭合的尝试。
因此,`compact/start` 是唯一的压缩锁。不存在 `WeakSet`、包装层 mutex、locked/unlocked 方法拆分,也不存在事务外部重复的活动状态检查。
### 先记录标记有意不同于调研过的实现
Codex 将手动压缩建模为占用其活动轮次槽位的 `CompactTask`,自动压缩则以内联方式运行。Pi 使用压缩 abort controller 是否存在作为 mutex,并仅在成功后追加压缩。Claude Code 的自动和手动路径共享同一个压缩例程,但会在摘要流结束后才构造边界。
DSH 有意在调用摘要器前记录 `compact/start`。缓慢或崩溃的尝试因此可观察,自动与手动路径共享同一个持久锁,之后的写入方也不会把正在生成的摘要误判为未锁定会话。这是对先摘要行为的主动偏离,而不是偶然的事件顺序差异。
### 标记是时间点,而不是事件容器
`compact/start` 和 `compact/end` 表示获取与释放锁。它们不声称排他拥有二者 seq 之间的每个事件。手动摘要等待期间,空闲的 `inject()` 可以追加 `user/message`,因此该不相关事件可能位于标记区间内。
手动稳定性只检查所选 span:它必须仍然存在、连续、有序、计价相同且保持平衡。其外部的仅追加上下文不会使摘要陈旧。位置替换会把检查点放在旧 span 的 surface 位置,并使注入上下文在派生模型历史中位于其后,即使注入的日志 seq 早于后续摘要和替换事件。
失败的 `changed` 或 `summary` 尝试会保持会话 surface 不变,但日志并非没有变化:其中会包含 `compact/start` 和 `compact/end { error }`。面向用户的文本会明确说明这一区别。
### End-seed 区分活动与陈旧的未匹配标记
尾部扫描会分别查找当前轮次、未匹配的 compaction start 与最新 `session/end-seed`。位于最新 end-seed 之后的未匹配 start 是活动锁,会阻塞每个压缩入口点。位于较新 end-seed 之前的未匹配 start 属于更早的会话生命周期,已经陈旧,因此不会卡住恢复或 fork 后的会话。
压缩不变量在 seed 回放期间使用同一项转换逻辑:`session/end-seed` 会清除开放的历史追踪状态。此场景不要求构造函数实时发布该边界;回放才是承重路径。
客户端请求投影会在 `session/end-seed` 时刻将未匹配的压缩请求以中断状态结束,并清除其活动索引。因此,后续 `compact/start` 会创建一个独立请求,而不是让该遗留的未匹配请求永久保持运行状态或将其覆盖。
事务追加 start 后,每次后续失败都会进行一次闭合尝试。闭合失败会有意留下可见且具有阻塞作用的未匹配 start,并且不尝试 flush。已闭合的手动尝试即使报告预期失败也会 flush。完成必需的闭合与 flush 清理后,取消仍保留原始原因优先级。
### 参考实现边界
[PR #835](https://github.com/deepseek-harness/deepseek-harness/pull/835) 用作命令、预留、测试与快照结构的参考实现,但未被合并。它的进程本地 `WeakSet` 锁与 locked/unlocked 方法拆分经过评估后未被采用,因为持久标记对是唯一可达的锁。
该参考实现还包含客户端侧替换锚点机制,用于保留 transcript(文本记录)位置。按日志顺序排列的 transcript 投影已经从事件顺序消费压缩,并且不会查询可变 surface 位置,因此这些锚点经过评估后未被采用。
## 曾考虑的替代方案
**仅检查 `agent.status`,不预留接纳。** 不予采用,因为已获接纳的唤醒发送可能仍在等待其认领 microtask,而状态仍显示 idle。
**把命令本身加入队列。** 不予采用,因为 `/compact` 是直接控制而非模型输入;先获接纳的提示词必须保留优先权,不能围绕第二个命令队列重新排序。
**在追加 `compact/start` 前生成摘要。** 不予采用,因为开销较大的进行中操作将不可见,也不会参与自动压缩共享的锁。
**同时使用持久标记与进程本地 mutex。** 不予采用,因为两项权威在回放后可能产生分歧,还会要求用包装层分支处理标记对已经表达的状态。
**与唤醒提示词一起阻塞注入。** 不予采用,因为按契约,空闲注入是不会唤醒的持久上下文;延迟注入会使插件排序依赖某个 UI 命令。
**要求标记区间只包含压缩事件。** 不予采用,因为标记表示锁的时间点。溯源信息会精确指明所选 seq 与被遮蔽 seq;排他性不会增加正确性,只会拒绝有效注入。
**把每个未匹配标记都永久视为 busy。** 不予采用,因为崩溃恢复或 fork 后的会话会永久卡住。`session/end-seed` 是区分陈旧历史与当前进程活动尝试的显式生命周期证据。
## 验证
Agent loop 测试覆盖同一 tick 内的优先权、保留 ID 与 FIFO 生命周期、会唤醒和静默的排队工作、幂等释放、`whenIdle()`、取消与 teardown。压缩测试覆盖独立与数字形式的不变量 owner、end-seed 回放、活动与陈旧未匹配标记、listener 重入、所选 span 漂移、commit 与闭合失败、flush 顺序、原始取消原因、raw output 与 usage 保留,以及自动/手动互斥。
命令包固定注册行为、Loader 组合、参数拒绝、精确的成功/失败文本、取消、不进入模型历史的保证,以及处置操作在中止使执行器停止等待处理器后,仍会跨越相互独立的闭合与 flush 边界等待该处理器结算。客户端运行时投影测试固定 end-seed 中断,以及随后一次独立尝试的完成。`queued-manual-compact` 终端快照通过已组装 TUI 驱动真实按键:`/help` 可发现该命令;被暂停的摘要会接纳一个排队提示词和即时注入;`turn: null` 标记与 flush 先于排队提示词轮次;命令生命周期保持纯日志;派生顺序固定为检查点 → 注入 → 排队提示词。
## 后果
交互用户无需消耗会话模型轮次即可压缩有效历史。在命令前获接纳的提示词胜出;命令期间提交的提示词会以原有队列身份等待。手动压缩会消耗会话 seq,但不消耗轮次编号。
日志通过同一对标记暴露缓慢、失败、崩溃与成功的尝试。边界前的陈旧未匹配标记不会再卡住新的生命周期,而当前未匹配 start 仍是严格的 busy 信号。标记区间可以包含不相关事件,因此消费方使用溯源信息与相对顺序,而不假定存在连续且仅含压缩事件的切片。
共享事务让每个入口点保持同一种顺序并使用同一把锁。失败报告会精确区分只有日志发生变化、surface 可能部分改变,以及内存 commit 无法持久化这三种情况。

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# Bilingual-pair consistency record (docs/i18n/README.md): the git blob hash of each
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-30-search-render-card.md
2026-07-30-search-render-card.md: 36f772d7198ef30d6c243549cbaa9f16c780268b
2026-07-30-search-render-card.zh.md: 7d7ba352f19f3fb83cb6b7d049980776dc2c277e

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# Agent Note: Search render intent — grep and glob emit a structured search card
Status: implemented
English | [中文](2026-07-30-search-render-card.zh.md)
## Problem
`grep` and `glob` return structured canonical values — `grep` a flat `{ matches: [{ path, lineNumber, line }] }`, `glob` a `{ paths: string[] }` — but every UI only ever saw their model-facing render text: `grep` groups its matches under file headers with `Line N:` rows, `glob` prints a newline-joined path list, and both append a spill footer when the inline cap (`grepMaxMatches`, default 250; `globMaxResults`, default 100) drops later results to a spill file. A web frontend that wants to render a search result as an expandable per-file group of matches, or as a selectable path list, had to re-parse that text. Both tools already declared a call-time [render intent](../architecture/2026-07-02-tool-render-intent-union.md) (`GenericCallView`, `kind: 'search'`) but no result-time view, so the completed call fell back to the generic card that renders the raw text.
The structured canonical value does not cross the wire: only the model-facing render text and, when a tool declares `output.presentationMeta`, a JSON metadata payload reach the client, threaded through the `tool/result` event ([canonical-output contract](../architecture/2026-07-20-canonical-tool-output-contract.md)). A result-time view carrying structured data therefore has to project that data into `presentationMeta` and read it back in `presentResult` — the same path `write`/`edit` use for their diff cards.
## Decision
`packages/core/tools/src/presentation.ts` adds `card: 'search'` to the `ToolResultView` union as `SearchResultView`, a `shape`-discriminated view that expresses both tools' shapes: `SearchMatchesResultView` (`shape: 'matches'`) carries `grep`'s matches grouped by file as `files: { path, matches: { lineNumber, line }[] }[]`, and `SearchPathsResultView` (`shape: 'paths'`) carries `glob`'s flat `paths: string[]`. Both carry `truncated: boolean` and `total: number`.
The discriminant is `shape`, not `kind`, deliberately: the same presentation module already gives `GenericCallView` a `kind: ToolCallKind` field whose values include `'search'` (the icon category). A bridge holding a `ToolCallView | ToolResultView` would see two `kind` fields with two meanings; `shape` for the result variant keeps the two apart.
One view with two shapes rather than two cards, because both tools are the same visual object — a search result — and a web consumer switches on one `card` value, then on `shape` for the row layout. The discriminated `shape` keeps each variant's fields non-optional (a matches view always has `files`, a paths view always has `paths`) instead of a single interface where every shape-specific field is optional.
The view carries **no** result text. An earlier revision attached the model-facing `result.content` to the view; that was a no-op for every consumer (the TUI already falls back to `result.content`, and web fallbacks read the raw `tool/result` content), and it serialized the whole search text a second time into the persisted view. The view is the structured shape only; a UI without a search card falls back to the raw `tool/result` content.
The card tag is result-time only. A search call stays a `GenericCallView` (`kind: 'search'`): the pending state has no matches or paths to show, so there is nothing a `SearchCallView` would carry that the generic title does not. This is the asymmetry with the terminal card, whose call view carries the command, cwd, and description that exist before execution; a search's structured content exists only after `execute`.
`packages/fs/tool-fs-search/src/presentation.ts` owns the projection and the narrowing. `grepSearchMeta`/`globSearchMeta` project the canonical value into a `SearchMeta` payload each tool declares as `output.presentationMeta`; `presentGrepResult`/`presentGlobResult` read `result.meta` back through `searchViewFromMeta`. They consume the SAME retained result the model-facing render consumes — `retainGrepMatches`/`retainGlobPaths` in `search-core.ts` run the inline cap and per-line preview budget ONCE, and both the render and the projection take that outcome — so text and card never disagree about which results survived, and there is no second retention pass. `total` is every result the search found (before capping); `truncated` is set when the cap dropped results. This is the truncation-honesty point: the model saw a capped inline result plus a spill footer, so the card must not present the retained page as the complete result — a UI reads `truncated`/`total` to show a capped indicator rather than claiming completeness the model never had.
**The meta has its own byte budget.** The inline cap bounds the item COUNT, but the retained matches of a broad search (hundreds of long lines) can still serialize to hundreds of kilobytes, and `meta` is persisted with the session log and re-sent on every request. A deployment's final output budget (`dsh-spill-policy`, `maxInlineBytes`) only shrinks a result's `content` — `PostToolDecision` has no `meta` channel — so the projection owns keeping `meta` bounded. `capMetaBytes` drops trailing file groups / paths until the serialized meta fits `searchMetaMaxBytes` (config, default 64 KiB) and marks the result `truncated`. A single item too large to fit on its own is kept: the invariant is a bounded payload wherever droppable, never an empty card that hides a real result.
`searchViewFromMeta` narrows the opaque `meta` defensively and returns `undefined` on any malformed or absent payload, so a presenter run on an older or hand-edited replayed log falls back to the generic card instead of throwing. It DOES accept a zero-result payload (`files: []` / `paths: []`) as a valid empty card — this is a deliberate departure from the mirrored `diffsFromMeta`, which rejects empty `diffs`, because a zero-match grep is a legitimate result a UI shows as "no matches", not an absent projection. `presentResult` returns `undefined` for a failed result, for absent meta (a nested `run_code` dispatch computes no `presentationMeta`), and for the other tool's meta shape (each presenter narrows to its own `shape`).
The `SearchMeta` member shapes are object-literal `type` aliases, not the `SearchFileMatches`/`SearchLineMatch` interfaces the view exposes, because only a type alias is assignable to the `JsonValue` index signature `presentationMeta` returns; the two are structurally identical, so the projected value still reads back as a `SearchResultView`.
The TUI (`packages/ui/tui/src/components/transcript.ts`) needs no dedicated arm: its result-view switch handles `terminal` and `diff` explicitly, and a `search` view falls through to the same dim generic body, reading the model-facing text from `this.result?.content`. Because the search view carries no `content` of its own and grep/glob returned a generic card before this PR, the TUI output stays byte-identical to the pre-search-card fallback. The web frontend that renders the structured `files`/`paths` shape is a separate later PR; this PR is the backend contract and its two producers.
## Alternatives considered
**A single flat `SearchResultView` interface with optional `files?` and `paths?`.** Rejected: it makes both shape-specific fields optional on every value and lets a malformed view carry both or neither. The `shape` discriminant keeps each variant's fields required and lets a consumer switch exhaustively.
**Reuse `kind` as the shape discriminant.** Rejected: `kind` already means `ToolCallKind` (the icon category, whose values include `'search'`) on the call view in the same module. A second `kind` with a different meaning on the result view collides for any bridge holding both.
**Attach the model-facing text as the view's `content`.** Rejected: a no-op for every current consumer and a second serialization of the whole search text into the persisted view. The view is the structured shape; text fallback reads the raw result content.
**A meta channel on `PostToolDecision` so `dsh-spill-policy` bounds `meta` like it bounds `content`.** Rejected for this PR: it changes the core tool decision contract and the spill-policy plugin for one tool's payload. The projection bounding its own `meta` at a config byte cap is self-contained and keeps the seam unchanged.
**A call-time `SearchCallView` mirroring the terminal card's both-sides symmetry.** Rejected: a search call has no matches or paths before `execute`, so the view would carry only the title the `GenericCallView` already carries.
## Consequences
`grep` and `glob` now compute `presentationMeta` on every non-nested successful call, a bounded projection over the already-retained matches or paths — the same retention outcome the render consumes, so there is no second retention pass and no doubled search text on the wire. The serialized meta is bounded by `searchMetaMaxBytes`, so a broad search no longer persists an unbounded structured copy into the session log.
A UI without a search card renders the raw `tool/result` content, so no consumer regresses, and the TUI stays byte-identical. The web consumer that renders the structured shape reads `truncated`/`total` and the per-file groups; because the view carries only the retained, byte-bounded page, a UI wanting the complete result follows the spill locator in the model-facing text, exactly as the model does.
## Testing
`packages/fs/tool-fs-search/tests/presentation.spec.ts` pins the pure layer: `groupMatchesByFile`'s first-seen file order; `grepSearchMeta`/`globSearchMeta` projection over a shared retention outcome with `total` reporting the pre-cap count and `truncated` carried through; the per-line preview budget the retention pass applied; the serialized-meta byte cap dropping trailing groups/paths while keeping a single oversized item; and `searchViewFromMeta`'s narrowing of both good shapes, the zero-result empty card, and every malformed case (non-object/array meta, missing or mistyped `truncated`/`total`, unknown `shape`, malformed `files` entries, non-string `paths`). `packages/fs/tool-fs-search/tests/tools.spec.ts` pins the wiring through the real tool registry: a capped `grep`/`glob` execute produces the `SearchMeta` on `result.meta` and `presentResult` builds the search view (no `content`), a nested `run_code` dispatch computes no meta so `presentResult` falls back, and a failed or cross-shape or malformed result falls back to the generic card. Per-file 100% coverage holds over the search package `src`.
## Related
- [Tagged render-intent union for tool-call presentation](../architecture/2026-07-02-tool-render-intent-union.md) — the `card`-tagged vocabulary this extends with the `search` result tag.
- [Canonical tool output contract](../architecture/2026-07-20-canonical-tool-output-contract.md) — the value/render/`presentationMeta` split this projection rides; the structured value stays execution-local, the card rides `meta`.
- [Web terminal card](2026-07-28-web-terminal-card.md) — the precedent this mirrors on the backend: a tool projects its result into `presentationMeta` and a `presentResult` view; the search card's web consumer is the analogous follow-up.

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# Agent Note:搜索渲染意图 —— grep 与 glob 产出结构化搜索卡片
Status: implemented
[English](2026-07-30-search-render-card.md) | 中文
## 问题
`grep` 与 `glob` 返回结构化的 canonical 值 —— `grep` 是扁平的 `{ matches: [{ path, lineNumber, line }] }`,`glob` 是 `{ paths: string[] }` —— 但每个 UI 只见过它们面向模型的渲染文本:`grep` 把匹配按文件头分组、每行 `Line N:`,`glob` 打印换行连接的路径列表,两者在内联上限(`grepMaxMatches`,默认 250;`globMaxResults`,默认 100)把后续结果落到 spill 文件时都追加一个 spill 脚注。想把搜索结果渲染成可展开的按文件匹配组、或可选择的路径列表的 web 前端,只能去重新解析那段文本。两个工具都已声明调用时的[渲染意图](../architecture/2026-07-02-tool-render-intent-union.md)(`GenericCallView`,`kind: 'search'`),但没有结果时视图,所以已完成的调用回退到渲染原始文本的 generic 卡片。
结构化 canonical 值不跨线传输:只有面向模型的渲染文本、以及当工具声明了 `output.presentationMeta` 时的一份 JSON 元数据,会经 `tool/result` 事件到达客户端([canonical-output 契约](../architecture/2026-07-20-canonical-tool-output-contract.md))。因此携带结构化数据的结果时视图必须把数据投影进 `presentationMeta`,再在 `presentResult` 里读回 —— 与 `write`/`edit` 的 diff 卡片走同一条路。
## 决定
`packages/core/tools/src/presentation.ts` 把 `card: 'search'` 作为 `SearchResultView` 加入 `ToolResultView` 联合,这是一个以 `shape` 判别的视图,表达两个工具的形状:`SearchMatchesResultView`(`shape: 'matches'`)以 `files: { path, matches: { lineNumber, line }[] }[]` 承载 `grep` 按文件分组的匹配,`SearchPathsResultView`(`shape: 'paths'`)承载 `glob` 的扁平 `paths: string[]`。两者都带 `truncated: boolean` 与 `total: number`。
判别子是 `shape` 而非 `kind`,是刻意为之:同一个 presentation 模块已经给 `GenericCallView` 一个 `kind: ToolCallKind` 字段,其取值恰好包含 `'search'`(图标类别)。持有 `ToolCallView | ToolResultView` 的桥接层会看到两个含义不同的 `kind` 字段;结果变体用 `shape` 把两者分开。
用一个带两种形状的视图而非两张卡片,因为两个工具是同一个视觉对象 —— 一个搜索结果 —— web 消费方先在一个 `card` 值上分支,再在 `shape` 上分支决定行布局。判别式 `shape` 让每个变体的字段保持非可选(matches 视图总有 `files`,paths 视图总有 `paths`),而不是一个所有形状相关字段都可选的单一接口。
该视图**不**携带结果文本。早期版本曾把面向模型的 `result.content` 附到视图上;那对每个消费方都是 no-op(TUI 本就回退到 `result.content`,web 回退读原始 `tool/result` 内容),却把整段搜索文本又序列化进持久化视图一遍。视图只承载结构化形状;无 search 卡片的 UI 回退到原始 `tool/result` 内容。
卡片标签只在结果时存在。搜索调用保持为 `GenericCallView`(`kind: 'search'`):pending 状态没有匹配或路径可展示,所以 `SearchCallView` 能携带的东西不会比 generic 标题更多。这是与 terminal 卡片的不对称之处 —— terminal 的调用视图携带执行前就存在的命令、cwd、description;搜索的结构化内容只在 `execute` 之后才存在。
`packages/fs/tool-fs-search/src/presentation.ts` 拥有投影与收窄。`grepSearchMeta`/`globSearchMeta` 把 canonical 值投影为每个工具声明为 `output.presentationMeta` 的 `SearchMeta` 载荷;`presentGrepResult`/`presentGlobResult` 经 `searchViewFromMeta` 把 `result.meta` 读回。它们消费与面向模型渲染相同的已保留结果 —— `search-core.ts` 里的 `retainGrepMatches`/`retainGlobPaths` 只跑一次内联上限与每行预览预算,render 与投影都取这份产出 —— 所以文本与卡片对哪些结果幸存永不分歧,也没有第二次保留计算。`total` 是搜索找到的全部结果(截断前);`truncated` 在上限丢弃了结果时置位。这是截断诚实点:模型看到的是被截断的内联结果加一个 spill 脚注,所以卡片不能把保留页当作完整结果 —— UI 读 `truncated`/`total` 显示截断指示,而非宣称模型从未有过的完整性。
**meta 有自己的字节预算。** 内联上限约束的是条目数,但一次宽泛搜索保留下来的匹配(数百条长行)仍可序列化到数百 KB,而 `meta` 会随会话日志持久化并在每次请求时重发。部署的最终输出预算(`dsh-spill-policy` 的 `maxInlineBytes`)只缩减结果的 `content` —— `PostToolDecision` 没有 `meta` 通道 —— 所以投影自己负责把 `meta` 约束住。`capMetaBytes` 丢弃末尾的文件组/路径,直到序列化 meta 装进 `searchMetaMaxBytes`(配置,默认 64 KiB),并把结果标记 `truncated`。单个大到自身都装不下的条目会被保留:不变量是可丢弃处一律有界,绝不产出隐藏了真实结果的空卡片。
`searchViewFromMeta` 防御性地收窄不透明的 `meta`,对任何畸形或缺失载荷返回 `undefined`,使在较旧或手工编辑的回放日志上运行的 presenter 回退到 generic 卡片而非抛错。它确实接受零结果载荷(`files: []` / `paths: []`)为合法的空卡片 —— 这是与被镜像的 `diffsFromMeta` 的刻意偏离(后者拒绝空 `diffs`),因为零匹配的 grep 是 UI 展示为「no matches」的合法结果,而非缺失的投影。`presentResult` 对失败结果、对缺失 meta(嵌套 `run_code` 分发不计算 `presentationMeta`)、以及对另一工具的 meta 形状(每个 presenter 收窄到自己的 `shape`)返回 `undefined`。
`SearchMeta` 的成员形状是对象字面量 `type` 别名,而非视图暴露的 `SearchFileMatches`/`SearchLineMatch` 接口,因为只有 type 别名可赋给 `presentationMeta` 返回的 `JsonValue` 索引签名;两者结构等价,所以投影值仍读回为 `SearchResultView`。
TUI(`packages/ui/tui/src/components/transcript.ts`)不需要专门分支:它的结果视图 switch 显式处理 `terminal` 与 `diff`,`search` 视图落入同一个变暗的 generic body,从 `this.result?.content` 读取面向模型的文本。因为搜索视图不带自己的 `content`,而本 PR 之前 grep/glob 返回的是 generic 卡片,所以 TUI 输出与无 search 卡片的回退逐字节一致。渲染结构化 `files`/`paths` 形状的 web 前端是另一个后续 PR;本 PR 是后端契约及其两个生产者。
## 考虑过的备选
**一个扁平的 `SearchResultView` 接口,带可选 `files?` 与 `paths?`。** 否决:它让两个形状相关字段在每个值上都可选,并允许畸形视图同时带两者或都不带。`shape` 判别式让每个变体的字段保持必需,并让消费方穷尽分支。
**复用 `kind` 作形状判别子。** 否决:同一模块里调用视图上的 `kind` 已经表示 `ToolCallKind`(图标类别,取值含 `'search'`)。结果视图上再有一个含义不同的 `kind`,对任何同时持有两者的桥接层都会冲突。
**把面向模型的文本作为视图的 `content` 附上。** 否决:对每个当前消费方是 no-op,且把整段搜索文本第二次序列化进持久化视图。视图是结构化形状;文本回退读原始结果内容。
**在 `PostToolDecision` 上加 meta 通道,让 `dsh-spill-policy` 像约束 `content` 那样约束 `meta`。** 本 PR 否决:它为一个工具的载荷改动核心工具决策契约与 spill-policy 插件。投影在配置字节上限处约束自己的 `meta` 是自包含的,且保持 seam 不变。
**镜像 terminal 卡片双侧对称的调用时 `SearchCallView`。** 否决:搜索调用在 `execute` 前没有匹配或路径,视图只会携带 `GenericCallView` 已有的标题。
## 后果
`grep` 与 `glob` 现在在每次非嵌套的成功调用上计算 `presentationMeta`,这是对已保留匹配或路径的一次有界投影 —— 与 render 消费的是同一份保留产出,所以没有第二次保留计算,线上也没有翻倍的搜索文本。序列化 meta 受 `searchMetaMaxBytes` 约束,所以宽泛搜索不再把无界的结构化副本持久化进会话日志。
无 search 卡片的 UI 渲染原始 `tool/result` 内容,所以没有消费方退化,TUI 也逐字节一致。渲染结构化形状的 web 消费方读 `truncated`/`total` 与按文件分组;因为视图只携带保留的、字节有界的页,想要完整结果的 UI 跟随面向模型文本里的 spill 定位符,与模型的做法完全一致。
## 测试
`packages/fs/tool-fs-search/tests/presentation.spec.ts` 钉住纯层:`groupMatchesByFile` 的首见文件顺序;`grepSearchMeta`/`globSearchMeta` 在共享保留产出上的投影,`total` 报告截断前计数、`truncated` 被带过;保留过程施加的每行预览预算;序列化 meta 字节上限丢弃末尾组/路径同时保留单个超大条目;以及 `searchViewFromMeta` 对两种良好形状、零结果空卡片、以及每种畸形情形(非对象/数组 meta、缺失或误型的 `truncated`/`total`、未知 `shape`、畸形 `files` 条目、非字符串 `paths`)的收窄。`packages/fs/tool-fs-search/tests/tools.spec.ts` 钉住经真实工具注册表的接线:被截断的 `grep`/`glob` execute 在 `result.meta` 上产出 `SearchMeta`,`presentResult` 构建搜索视图(无 `content`),嵌套 `run_code` 分发不计算 meta 故 `presentResult` 回退,失败或跨形状或畸形结果回退到 generic 卡片。搜索包 `src` 上保持 per-file 100% 覆盖。
## 相关
- [工具调用呈现的带标签渲染意图联合](../architecture/2026-07-02-tool-render-intent-union.md) —— 本 PR 用 `search` 结果标签扩展的 `card` 标签词汇。
- [Canonical 工具输出契约](../architecture/2026-07-20-canonical-tool-output-contract.md) —— 本投影所乘的 value/render/`presentationMeta` 划分;结构化值留在执行本地,卡片乘 `meta`。
- [Web terminal 卡片](2026-07-28-web-terminal-card.md) —— 本 PR 在后端镜像的先例:工具把结果投影进 `presentationMeta` 与一个 `presentResult` 视图;搜索卡片的 web 消费方是与之类比的后续。

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# Bilingual-pair consistency record (docs/i18n/README.md): the git blob hash of each
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-30-versioned-gui-welcome-onboarding.md
2026-07-30-versioned-gui-welcome-onboarding.md: 8155838f3b6b50f3474ef6c30065ad0d79e6f8af
2026-07-30-versioned-gui-welcome-onboarding.zh.md: c221a6d663af60b03757f135045961bcbcdd0da7

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# Agent Note: Versioned GUI welcome onboarding
Status: implemented
English | [中文](2026-07-30-versioned-gui-welcome-onboarding.zh.md)
## Problem
The GUI's credential onboarding begins with a DeepSeek-specific readiness check, but the internal-test notice applies to every user and must precede provider setup even when a credential is already configured. Treating both as independent overlays permits simultaneous dialogs, while a process-local dismissal cannot distinguish a completed notice from a window closed before acknowledgement or intentionally present revised copy once.
## Decision
**The Settings shell coordinates ordered steps.** `settings.onboarding` remains a root-scoped list, but `ui-settings` projects its entry ids and order into one coordinator and mounts only the first incomplete step. The active registrant receives `complete()` and `openSection(id)`; no later step mounts until ownership transfers. The product welcome registers at order `-100`, while `ui-models` retains only the conditional DeepSeek readiness and credential-routing step at order `0`.
**Ownerless product onboarding belongs to `ui-settings-general`.** `src/onboarding-copy.ts` is the single editable source for the complete notice, the Continue label, and `WELCOME_NOTICE_VERSION`; both supported GUI locales intentionally render the same Chinese owner copy. Runtime locale dictionaries derive their welcome values from that file, and tests import the same owner instead of repeating paragraph text. The notice is browser UI only: it creates no Session event and contributes no model-visible content. The notice identifies `DSH_TELEMETRY_DISABLED=1` as the telemetry opt-out.
**Acknowledgement is durable per Harness profile.** The Host half registers a `ui-onboarding` section in the user-settings seam, stored under the active `$DSH_HOME/settings.yaml`. The browser shows the notice unless `welcomeNoticeVersion` equals the owner constant exactly. Continue applies one path mutation with the current version and calls `complete()` only after the Host commits it; a failed write leaves the notice open, and closing the page or process writes nothing. Bumping the constant intentionally makes every profile acknowledge the revised copy once.
**Concurrent views converge without stale replacement.** The acknowledgement write omits `expectedRevision` deliberately: every tab writes the same version to one path, so the operation is idempotent and preserves sibling fields instead of rebuilding the section. `settings/document-updated` becomes `host/settings-changed`; an already mounted tab refetches and advances when another tab or an external editor commits the current version. The API proxy exposes this one product namespace through a closed allowlist beside configurable-provider namespaces, without treating its changes as model-catalog invalidations.
**Onboarding temporarily owns the viewport as one continuous stage.** A solid product surface replaces the complete application view through a body-level portal and marks the underlying app root inert; the exact required mask remains mounted behind that surface with `position:absolute`, zero left/right/bottom offsets, `top:80px`, `rgba(0, 0, 0, 0.24)`, and `backdrop-filter: blur(2px)`. Welcome and conditional credential setup render as successive pages in this stage instead of independent modals. Both pages reuse the Web UI's black `BrandWordmark`. The welcome page preserves the four authored paragraphs verbatim under the `内测声明` title; every paragraph uses one 16/28 body scale, and only the requested action clause inside the final paragraph receives a subtle 500 weight. A short staggered opacity/vertical entrance supplies pacing without blocking interaction and disappears under reduced motion. The title receives initial focus, Continue is the sole button, and no close, Escape, or mask-click path exists.
## Alternatives considered
**Browser local storage** — rejected because acknowledgement would follow one browser profile rather than `$DSH_HOME`; a fresh Harness profile could incorrectly inherit a prior acknowledgement, and external profile edits would have no authoritative update stream.
**A second independent modal in `ui-settings-general`** — rejected because list registrants would still stack whenever welcome and credential readiness were both true. Ordered ownership belongs to the shell that declares and renders the list.
**Persisting on render or window close** — rejected because observation is not acknowledgement and close delivery is unreliable. Only the explicit Continue commit may suppress the next launch.
**A generic public settings-exposure flag** — rejected because one product namespace does not justify widening every settings registrant's public configuration surface. The gateway keeps an explicit closed allowlist.
## Consequences
A fresh profile always sees the welcome notice before provider-specific onboarding; an already configured credential skips only the later DeepSeek step. Reloading after Continue stays past the acknowledged version, changing the owner version presents it again, and closing before Continue leaves the next launch unchanged. Focused store and React tests pin exact-version comparison, write failure, sole-action behavior, no-dismiss paths, coordinator ordering, conditional DeepSeek transfer, and HMR cleanup. The real Chromium scenario boots the shipped Web composition with an isolated harness home, verifies the exact mask geometry and computed styles, reloads before and after acknowledgement, continues into missing-credential setup, confirms an acknowledged-version mismatch returns while the credential is configured, and checks the browser console.

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# Agent Note: 版本化 GUI 欢迎引导
Status: implemented
[English](2026-07-30-versioned-gui-welcome-onboarding.md) | 中文
## 问题
GUI 的凭据引导从 DeepSeek 专用的就绪状态检查开始,但内部测试通知适用于每位用户,即使凭据已经配置,也必须先于提供方设置显示。若把两者作为独立浮层处理,多个对话框可能同时出现;仅存于进程内的关闭标记既无法区分通知已完成确认还是窗口在确认前已关闭,也无法在文案有意修订后重新显示一次通知。
## 决策
**设置外壳协调有序步骤。** `settings.onboarding` 仍是根作用域 list,但 `ui-settings` 会把其中各条目的 id 和顺序投影到一个协调器中,并且只挂载第一个未完成的步骤。当前注册方会收到 `complete()` 和 `openSection(id)`;所有权转移前,不会挂载后续步骤。产品欢迎步骤的顺序为 `-100`,`ui-models` 则只保留顺序为 `0` 的 DeepSeek 条件式就绪状态与凭据跳转步骤。
**不属于单一功能的产品引导由 `ui-settings-general` 持有。** `src/onboarding-copy.ts` 是完整通知、「继续」按钮文案和 `WELCOME_NOTICE_VERSION` 的唯一可编辑来源;GUI 支持的两种 locale 都有意渲染同一份中文所有者文案。运行时 locale 字典从该文件派生欢迎文案,测试也导入同一个所有者,而不重复段落文本。该通知只存在于浏览器 UI:它不会创建会话事件,也不会贡献任何模型可见内容。通知明确以 `DSH_TELEMETRY_DISABLED=1` 作为遥测关闭方式。
**确认状态按 Harness profile 持久化。** 宿主端在 user-settings seam 中注册 `ui-onboarding` 分节,并存入当前 `$DSH_HOME/settings.yaml`。除非 `welcomeNoticeVersion` 与文案所有者文件中的常量精确相等,否则浏览器会显示通知。「继续」会以当前版本执行一次路径变更,并且仅在宿主端提交成功后调用 `complete()`;写入失败时通知保持打开,关闭页面或进程则不会写入任何内容。提升该常量会有意要求每个 profile 对修订后的文案重新确认一次。
**并发视图无需陈旧的整体替换即可收敛。** 确认写入有意省略 `expectedRevision`:每个标签页都向同一路径写入相同版本,因此该操作是幂等的,并会保留同级字段,而不是重建整个分节。`settings/document-updated` 会转为 `host/settings-changed`;另一个标签页或外部编辑器提交当前版本后,已挂载的标签页会重新拉取状态并推进。API 网关在可配置提供方 namespace 之外,通过封闭的允许列表暴露这一个产品 namespace,同时不会把它的变更视为模型目录失效事件。
**引导流程会暂时接管视口,形成一个连续阶段。** 纯色产品界面通过挂载到 `body` 的 portal 取代完整的应用视图,并将底层应用根节点标记为 inert;严格符合要求的遮罩仍挂载在该界面后方,并保留 `position:absolute`、left/right/bottom 偏移量为零、`top:80px`、`rgba(0, 0, 0, 0.24)` 和 `backdrop-filter: blur(2px)`。欢迎页和按条件显示的凭据设置页在这一阶段中依次呈现,而不是各自作为独立的模态窗口。两个页面都复用 Web UI 的黑色 `BrandWordmark`。欢迎页在 `内测声明` 标题下逐字保留既定的四段文案;所有段落统一采用 16/28 的正文字号与行高,只有最后一段中指定的行动语句使用较为克制的 500 字重。短暂的错落式透明度与纵向位移动画营造出舒缓节奏,但不会阻碍交互,并会在用户启用减少动态效果时禁用。初始焦点落在标题上,「继续」是唯一按钮,且不存在关闭、Escape 或点击遮罩的退出路径。
## 曾考虑的替代方案
**浏览器本地存储**:不予采用,因为确认状态会跟随某个浏览器 profile,而不是 `$DSH_HOME`;全新的 Harness profile 可能错误继承此前的确认状态,外部 profile 编辑也没有权威更新流。
**在 `ui-settings-general` 中再增加一个独立模态窗口**:不予采用,因为欢迎通知和凭据就绪状态同时为真时,list 注册方仍会堆叠。声明并渲染该 list 的外壳应当持有有序所有权。
**在渲染或窗口关闭时持久化**:不予采用,因为看见通知不等于确认,窗口关闭事件也无法可靠送达。只有显式提交「继续」才能阻止通知在下次启动时再次显示。
**通用的公开设置暴露标志**:不予采用,因为一个产品 namespace 不足以证明应当扩大每个 settings 注册方的公开配置面。网关保留显式的封闭允许列表。
## 后果
全新 profile 始终会在提供方专用引导之前看到欢迎通知;凭据已经配置时,只会跳过后续 DeepSeek 步骤。点击「继续」后重新加载不会再次显示已确认版本,更改文案所有者文件中的版本值会让通知重新出现,而确认前关闭窗口不会改变下次启动。针对性的 store 与 React 测试固化了精确版本比较、写入失败、单一操作、不可关闭路径、协调器顺序、按条件移交 DeepSeek 步骤和 HMR(热模块替换)清理行为。真实 Chromium 场景会使用隔离的 harness 家目录启动随产品提供的 Web 组合,验证遮罩的精确几何尺寸和计算样式,在确认前后分别重新加载,继续进入凭据缺失设置流程,确认凭据已配置时确认版本不匹配仍会使通知重新出现,并检查浏览器控制台。

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# Bilingual-pair consistency record (docs/i18n/README.md): the git blob hash of each
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-30-versioned-tui-first-run-welcome.md
2026-07-30-versioned-tui-first-run-welcome.md: 5270c239f0bccbf58e68364e195ff2175355a816
2026-07-30-versioned-tui-first-run-welcome.zh.md: cd132fde5ff0601cef6cd3cd433fdd15dc05f7f0

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# Agent Note: Versioned TUI first-run welcome
Status: implemented
English | [中文](2026-07-30-versioned-tui-first-run-welcome.zh.md)
## Problem
The shipped `dsh` terminal starts directly in the editor and gives first-time internal testers no durable orientation about the product's maturity or feedback channel. The existing one-line `welcome` banner subtitle cannot carry the supplied notice without crowding the normal session header, and putting onboarding in the session log would create a user turn or model-visible context that is unrelated to the user's work.
The notice also needs a recognizable DeepSeek composition without copying another product's startup art or maintaining a hand-drawn approximation that drifts from the official mark.
## Decision
The official `dsh` launcher owns one versioned acknowledgement marker under the resolved `DSH_HOME`. It checks the immutable marker before boot, then mounts an effect-owned consumer of `ctx.tui.openOverlay()` only after the real TUI service is available. Enter is the sole acknowledgement action: the plugin creates and synchronizes the fixed per-version marker before closing. Escape and unrecognized input leave the overlay open; Ctrl+C and Ctrl+D use the normal exit path without acknowledging. Disposal waits for an acknowledgement already started by Enter, while disposal or process exit before Enter writes nothing. The version is part of the marker filename, so incrementing the centrally owned notice version presents materially revised copy once without migrating or rewriting an aggregate settings document.
The marker is launcher state rather than session persistence because eligibility spans sessions and workspaces but is scoped to one Harness home. Each Enter syncs a random same-directory file before atomically replacing the fixed marker; concurrent launches publish the same immutable fact, so same-value last-writer-wins replacement has no lost-update shape and needs no lock or dependency on the settings stack. The notice never appends a session event, injects model context, or creates a user turn; resume therefore presents it only when the same Harness home has not acknowledged that version and never replays it from the session log.
The supplied official `24x24` DeepSeek SVG is committed as the visual source. Static full, compact, and minimal terminal rasters sample that exact path at decreasing square resolutions; they do not redraw the contour. Unicode `▀`/`▄`/`█` cells preserve two vertical source pixels per terminal cell, while an explicitly ASCII-only locale uses the bit-equivalent `'`/`_`/`#` fallback. ANSI styling stays outside both the SVG and editable copy: `ctx.tui` supplies a semantic `brand` role, using the official `#4D6BFE` ink when truecolor is available, standard ANSI blue otherwise, and plain text when color is disabled. The normal startup banner retains its existing gradient.
The overlay is centered and consumes the available terminal width, while its height follows actual content and treats 90% of the viewport only as an upper bound. Wide terminals place the full icon beside the title and prose; medium and narrow terminals stack the compact or minimal icon above them; low height removes the icon before reducing prose space. The prose scrolls while the title and only action remain fixed. Every locale uses the same centrally owned Chinese copy, and the quotation is promoted to its own visual paragraph without changing that string. Closing through Enter returns modal ownership to the existing FIFO manager, which restores the editor and leaves the normal startup banner, transcript, and focus behavior intact.
## Verification
Focused unit coverage pins the supplied SVG and Chinese copy hashes, version bumps, exclusive concurrent acknowledgement, malformed markers, persistence retry, Escape behavior, ASCII fallback, width-tier selection, bounded rendering, and low-height scrolling. Real Loader/PTY cases cover 60, 80, 120, and 160 columns plus a low-height viewport, emit semantic terminal snapshots, prove first launch then second-launch suppression under one `DSH_HOME`, and prove a resumed session appends no notice-derived user message or turn; ordinary terminal-exit lifecycle events remain unchanged.
## Alternatives considered
**Reuse the TUI `welcome` subtitle.** It is one transient header line whose normal job is to identify an untitled session. The required prose and action would either be clipped or permanently crowd ordinary launches.
**Copy Claude Code's startup art or composition.** Its strong hierarchy is useful product evidence, but its graphic, layout, and brand treatment belong to another product. The official DeepSeek SVG provides a direct brand source, and the terminal composition is derived independently around this notice's copy and responsive constraints.
**Hand-draw an original whale.** A freehand silhouette can be recognizable yet still disagree with the official mark's body, internal negative space, fin, and tail. Exact-path raster sampling keeps the terminal limitation explicit and makes every tier traceable to one source asset.
**Store a boolean in session events or a shared settings document.** Session state has the wrong lifetime and would pollute replay or model-visible history. An aggregate document would require cross-process read-modify-write locking for one immutable fact; an atomically replaced version marker has no lost-update shape.
**Allow Escape or a later-reminder action.** Either would make dismissal indistinguishable from acknowledgement or introduce reminder policy that the notice does not need. Normal process exit remains the abort path and leaves the version unacknowledged.
## Consequences
Each Harness home receives the notice once per copy version, only after a successful Enter acknowledgement. Maintainers can edit the all-locale Chinese wording and version in one small owner file, and can update the official SVG and derived static rasters in their separate visual owner without chasing snapshots for full prose copies.
The terminal cannot display SVG vectors directly, so its faithful representation is resolution-bounded. Smaller tiers preserve the sampled silhouette but necessarily lose fine detail; low-height terminals prefer readable prose and an always-reachable action over brand art. The marker format is intentionally one-file-per-version during the pre-release period; old markers are harmless and no compatibility reader is required.

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# Agent Note: 版本化 TUI 首次运行欢迎页
Status: implemented
[English](2026-07-30-versioned-tui-first-run-welcome.md) | 中文
## 问题
已交付的 `dsh` 终端会直接进入编辑器,没有为首次使用的内部测试者提供持久的产品成熟度说明或反馈渠道指引。现有单行 `welcome` banner 副标题无法容纳指定通知,否则会挤占正常的会话 header;如果把 onboarding 写入会话日志,还会创建一个与用户工作无关的用户轮次或模型可见上下文。
该通知还需要形成具有辨识度的 DeepSeek 视觉构图,同时不能复制其他产品的启动图形,也不能维护一份会偏离官方标志的手绘近似图。
## 决策
官方 `dsh` 启动器在解析后的 `DSH_HOME` 下持有一个版本化确认标记。它会在启动前检查该不可变标记,并仅在真实 TUI 服务可用后,挂载一个由 effect 持有的 `ctx.tui.openOverlay()` 消费方。Enter 是唯一确认操作:插件先创建并同步固定的逐版本标记,再关闭浮层。Escape 和无法识别的输入会让浮层保持打开;Ctrl+C 与 Ctrl+D 通过普通退出路径离开且不确认。资源释放会等待已经由 Enter 启动的确认任务;在按 Enter 前进行资源释放或退出进程不会写入任何内容。版本号属于标记文件名的一部分,因此只需递增集中持有的通知版本,即可让有实质修改的文案重新展示一次,无需迁移或改写聚合设置文档。
该标记属于启动器状态,而非会话持久化,因为展示资格跨越会话与 workspace,但作用域仅限一个 Harness 主目录。每次 Enter 都会先同步一个同目录随机文件,再以原子方式替换固定标记;并发启动发布的是同一个不可变事实,因此同值的最后写入者胜出不会丢失更新,也无需加锁或依赖设置栈。该通知绝不追加会话事件、注入模型上下文或创建用户轮次;因此,恢复会话只会在同一个 Harness 主目录尚未确认该版本时展示通知,也绝不会从会话日志中回放通知。
指定的官方 `24x24` DeepSeek SVG 作为视觉真源提交。静态的完整、紧凑和最小终端栅格图以逐级降低的方形分辨率对该精确路径取样,不会重新绘制轮廓。Unicode `▀`/`▄`/`█` 单元格让每个终端单元格保留两个垂直方向的源像素;明确仅支持 ASCII 的 locale 则使用位级等价的 `'`/`_`/`#` 回退。ANSI 样式与 SVG 和可编辑文案完全分离:`ctx.tui` 提供语义化 `brand` 角色,在真彩色可用时使用官方 `#4D6BFE` 色值,否则使用标准 ANSI 蓝色;禁用颜色时则使用纯文本。普通启动 banner 保留现有渐变。
浮层居中显示,并使用可用的终端宽度;高度则跟随实际内容,仅将 viewport 的 90% 作为上限。宽终端将完整图标置于标题与正文旁边;中等和窄终端把紧凑或最小图标堆叠在正文上方;高度不足时,先移除图标,再减少正文空间。正文可以滚动,而标题和唯一操作保持固定。所有 locale 共用同一份集中持有的中文文案,引用内容会提升为独立的视觉段落,但不会改变该字符串。通过 Enter 关闭浮层后,模态所有权会交还给现有 FIFO 管理器;该管理器恢复编辑器,同时保持正常的启动 banner、transcript(文本记录)和焦点行为不变。
## 验证
聚焦单元测试固定指定 SVG 与中文文案的 hash、版本递增、并发独占确认、格式错误的标记、持久化重试、Escape 行为、ASCII 回退、宽度分级选择、有界渲染和低高度滚动。真实 Loader/PTY 用例覆盖 60、80、120、160 列以及一个低高度 viewport,产出语义终端快照,证明同一个 `DSH_HOME` 下首次启动后再次启动会抑制展示,并证明恢复会话不会追加任何由通知衍生的用户消息或轮次;普通终端退出的生命周期事件保持不变。
## 曾考虑的替代方案
**复用 TUI 的 `welcome` 副标题。** 它是一行瞬态 header,正常职责是标识无标题会话。所需正文和操作要么会被裁剪,要么会永久挤占普通启动界面。
**复制 Claude Code 的启动图形或构图。** 其清晰的视觉层级是有用的产品证据,但图形、布局和品牌处理属于另一个产品。官方 DeepSeek SVG 提供直接的品牌来源,而终端构图围绕本通知的文案与响应式约束独立推导。
**手绘原创鲸鱼。** 自由绘制的轮廓可以具有辨识度,却仍可能与官方标志的身体、内部负空间、鳍和尾部不一致。对精确路径进行栅格取样,可以明确呈现终端限制,并让每个分级都能追溯到同一个源资产。
**在会话事件或共享设置文档中存储布尔值。** 会话状态的生命周期不正确,还会污染回放或模型可见历史。聚合文档为记录一个不可变事实,需要承担跨进程读取、修改、写入锁;以原子方式替换的版本标记不存在更新丢失问题。
**允许 Escape 或稍后提醒操作。** 两者都会让取消与确认无法区分,或引入本通知并不需要的提醒策略。正常退出进程仍是中止路径,并会让该版本保持未确认状态。
## 后果
每个 Harness 主目录在每个文案版本中都会收到一次通知,且仅在用户成功按 Enter 确认后停止展示。维护者可以在一个小型 owner 文件中编辑所有 locale 共用的中文文案和版本,也可以在独立的视觉 owner 中更新官方 SVG 与衍生静态栅格图,无需到各个快照中查找完整正文副本。
终端无法直接显示 SVG 矢量图,因此其忠实呈现受分辨率限制。较小分级会保留取样后的轮廓,但必然损失精细细节;低高度终端优先保障正文可读和操作始终可达,而非展示品牌图形。在预发布阶段,标记格式有意采用每个版本一个文件;旧标记无害,也无需兼容性读取器。

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# Bilingual-pair consistency record (docs/i18n/README.md): the git blob hash of each
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-30-web-diff-card.md
2026-07-30-web-diff-card.md: 396bdbc2843c1bbed5c6a913be436d8b9e96a81c
2026-07-30-web-diff-card.zh.md: afdeafa6e94b46b4f0fbd4a065afdac8a93ac57d

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# Agent Note: Web diff card — the write/edit render intent reaches the browser
Status: implemented
English | [中文](2026-07-30-web-diff-card.zh.md)
## Problem
The `write` and `edit` tools declare `card: 'diff'` for both their call and their result ([render-intent union](../architecture/2026-07-02-tool-render-intent-union.md)): the call view carries the intended change derived from the arguments, and the result view carries the applied contextual hunks (`FileDiff[]`, computed by `packages/fs/tool-fs/src/diff.ts` and persisted in the result `meta` so replay reproduces it). That view already reaches the browser — host, connection, and runtime deliver it onto `ConversationSnapshot` as `callView`/`resultView` — and the TUI already renders it as per-file `+`/`-` blocks with a `+A -R · N file(s)` footer.
The Web client ignored it. A write/edit call landed on `GenericToolCard`, whose row is derived from raw tool args, and the details panel flattened the result's content blocks into one `<pre>`. The `diffs` payload — the whole point of the result — was discarded, so a file mutation read as a one-line confirmation with no visible change.
This is the [terminal card](2026-07-28-web-terminal-card.md) done for the `diff` arm: that change made the Web client a consumer of the `terminal` render intent; this one makes it a consumer of the `diff` render intent, reusing the same four-layer shape.
## Decision
`DiffBlock` is a `ui-primitives` component that renders a file mutation as an inline diff surface, and both Web render sites for a write/edit call consume the diff render intent through it: the chat tool row's body and the details panel's Output section. `ui-conversation/src/client/contract/diff-card-model.ts` is the single place that turns the snapshot's `callView`/`resultView` pair into the component's props, so the two sites cannot disagree about a change. It returns null — the generic path — whenever neither side declares `card: 'diff'`, including a `card` value this client version does not know, and whenever a settled call's result view is generic, which is how write/edit keep their execution errors on the generic path. The result side is authoritative once the call settles: the applied hunks replace the call-time diff derived from the arguments alone. A paging window that drops the call head still renders, because the result view carries the whole change.
The component's contract follows the TUI's `diffLines` (`packages/ui/tui/src/components/transcript.ts`) so a diff reads the same shape across front ends:
- **One path header per file.** A new file opens a bold path header; a same-file second hunk (a scattered edit, or a `replace_all`) opens with a `⋯` gap instead of repeating the path. The `N file(s)` footer counts DISTINCT paths on both front ends — this PR moved the TUI footer off `diffs.length` onto the distinct-path count, so two hunks in one file read as `1 file` in both.
- **The change in the diff's own colors.** A removed line is `- ` on the error token, an added line is `+ ` on the success token, drawn verbatim with `white-space: pre` inside a horizontally scrolling box — a source line is read by its indentation, so it scrolls rather than folds. A create (`oldText: null`) has no removed side.
- **Height cap with an expand control.** A diff longer than `DEFAULT_DIFF_MAX_LINES` (16) shows `ceil(max/2)` head rows plus the remaining tail rows, with a button between reporting the hidden count. The split arithmetic matches `TerminalBlock` and the TUI's collapsed card, so a long diff's head and tail slices agree across front ends.
- **Line terminator.** A side's content splits on `\n` under the terminator rule `TerminalBlock` uses: empty text is zero lines (a full deletion's `newText`, a create's absent `oldText` side), a single trailing newline terminates its last line rather than adding a phantom empty one, and an interior blank line survives. This PR applied the same rule to the TUI diff branch, so the `+A -R` footer counts agree on both front ends for the newline-terminated content real write/edit calls carry.
- **Footer and copy.** A dim `└ +A -R · N file(s)` footer summarizes the change; `+A -R` are the added/removed line counts, the same per-side counts the TUI footer draws. The copy control copies the prefixed diff text (path headers, `- `/`+ ` lines, the `⋯` gap), so a multi-file copy stays attributable.
Geometry, radius, and fonts mirror `CodeBlock`/`TerminalBlock` so a diff card, a terminal card, and a fenced block read as one family; `white-space: pre` plus horizontal scroll is the deliberate divergence. The copy control floats in the card's top-right corner rather than on a banner row of its own, because a banner carrying only a copy button drew an empty band above the first diff line — the TUI diff card has no banner either, only the footer.
The chat row renders the diff resident under its path-link summary, capped at `CHAT_DIFF_MAX_LINES` (8) against the panel's 16 — the same inline-output decision and the same in-flow-vs-reading-surface split recorded for the [terminal card](2026-07-28-web-terminal-card.md#inline-output-in-the-chat-row-reverses-a-stated-convention). A write/edit row is single-file, so its summary stays an openable path link AND its diff card expands; the two coexist because the card is not the path's args body.
## Alternatives considered
**A side-by-side (two-column) diff.** Rejected for now by the owner: it is denser but does not fit the narrow chat row, and the goal was parity with the TUI's single-column unified form. A two-column mode in the details panel is a later props change, not a redesign.
**Git-style line-number gutters.** The `FileDiff` contract carries only `{ path, oldText, newText }` — `structuredPatch`'s hunk start lines are dropped in `diff.ts`, so no line number reaches the client. Rendering a numbered gutter needs a backend contract change (carry `oldStart`/`newStart`) and a matching TUI upgrade to stay consistent; deferred so this PR stays a pure Web consumer of the existing contract.
**Reuse `CodeBlock`.** Rejected for the same reason the terminal card was: `CodeBlock` soft-wraps and has no per-line `+`/`-` role, no path headers, and no footer. The two share geometry and font tokens, which is the only part where one implementation is correct for both.
## Consequences
`DiffBlock` reads only the diff view's fields, so it stays a pure function of what the render intent carries — replay-safe like the presenters that produce the view. A UI without the diff capability still gets the bridge's generic fallback; nothing about the tool's result shape changed. No new runtime dependency: unlike the terminal card's `anser`, a diff needs no parser.
The multi-file arm of `DiffBlock` (one card, several path headers) has no producer today: `write`/`edit` each mutate one file per call, so a real card shows one file with one or more hunks. The arm is built and tested for a future multi-file mutation tool, not for a current consumer.
## Testing
`packages/client/ui-primitives/tests/diff-block.spec.tsx` pins the component: the create arm (added-only, no removed side), the edit arm (removed above added), the same-file `⋯` gap versus a new file's own header, the empty-diffs null render, the footer counts and their singular/plural, the head/tail cap with its `aria-expanded` toggle, and the copy control asserting the prefixed diff text on both the accepted and refused clipboard paths. Per-file 100%.
`packages/client/ui-conversation/tests/diff-card.spec.tsx` pins the wiring at every render site: `diffCardModel`'s derivation and each of its null arms, the result hunks replacing the call-time diff, a window-truncated call still rendering from the result, the chat row's diff body, `FileMutationRow`'s resident card and its path link opening cwd-resolved through the host, its registration under both `write` and `edit`, and the panel's Output section.
The fixture (`packages/client/connection/src/client/fixture.ts`) carries three diff turns so a `?fixture` server and the per-package wiring suite exercise all three arms at both render sites: a single-hunk edit (turn 62, keyed `FileMutationRow`), a create/write (turn 63), and a multi-hunk edit (turn 67, the `⋯` gap between two scattered hunks in one file). The built-boot snapshot (`apps/web/tests/built-boot.snapshot.ts`) is a boot-assembly smoke that asserts only that the graph mounts and reaches chat content (`data-sample="bash-global"`); by its own contract it carries no diff-behavior assertions, which the wiring suite owns.
## Related
- [Web terminal card](2026-07-28-web-terminal-card.md) — the same four-layer shape for the `terminal` arm; this note reuses its inline-output decision and its head/tail cap arithmetic.
- [Tagged render-intent union for tool-call presentation](../architecture/2026-07-02-tool-render-intent-union.md) — the `card`-tagged vocabulary this consumes; the Web client is now a consumer of the `diff` arm too.
- [Web client architecture](../architecture/2026-07-19-gui-web-client-architecture.md) — the slot and snapshot layering the two render sites sit in.

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# Agent Note: Web diff 卡片 —— write/edit 渲染意图抵达浏览器
Status: implemented
[English](2026-07-30-web-diff-card.md) | 中文
## Problem
`write` 和 `edit` 工具为其 call 和 result 都声明了 `card: 'diff'`([render-intent union](../architecture/2026-07-02-tool-render-intent-union.md)):call view 携带从参数推导的预期改动,result view 携带已应用的上下文 hunk(`FileDiff[]`,由 `packages/fs/tool-fs/src/diff.ts` 计算,并持久化在 result `meta` 中以便回放重建)。该视图早已抵达浏览器 —— host、connection、runtime 将它作为 `callView`/`resultView` 投递到 `ConversationSnapshot` —— TUI 也已将其渲染为按文件分组的 `+`/`-` 块加 `+A -R · N file(s)` 页脚。
Web 客户端忽略了它。write/edit 调用落到 `GenericToolCard`,其行从原始工具参数推导,详情面板把 result 的 content block 摊平进一个 `<pre>`。`diffs` 载荷 —— result 的全部意义 —— 被丢弃,于是一次文件改动读起来只是一行确认、看不到任何改动。
这是把 [terminal 卡片](2026-07-28-web-terminal-card.md) 对 `diff` 这一支重做一遍:那次改动让 Web 客户端成为 `terminal` 渲染意图的消费者;这次让它成为 `diff` 渲染意图的消费者,复用同一套四层结构。
## Decision
`DiffBlock` 是一个 `ui-primitives` 组件,把文件改动渲染为内联 diff 表面,write/edit 调用的两个 Web 渲染点都通过它消费 diff 渲染意图:chat 工具行的行体和详情面板的 Output 区。`ui-conversation/src/client/contract/diff-card-model.ts` 是唯一把快照的 `callView`/`resultView` 对转成组件 props 的地方,因此两个渲染点不会对一次改动产生分歧。当两侧都未声明 `card: 'diff'` 时它返回 null —— 走通用路径 —— 包括本客户端版本不认识的 `card` 值,以及已结算调用的 result view 是 generic 的情况(write/edit 的执行错误正是这样留在通用路径上的)。调用结算后 result 侧是权威:已应用的 hunk 替换仅从参数推导的 call 时 diff。分页窗口丢弃了 call 头也仍能渲染,因为 result view 携带完整改动。
组件的契约遵循 TUI 的 `diffLines`(`packages/ui/tui/src/components/transcript.ts`),使 diff 在两个前端读起来是同一形态:
- **每个文件一个路径头。** 新文件开启一个粗体路径头;同文件的第二个 hunk(分散编辑,或 `replace_all`)以一个 `⋯` gap 开启,而非重复路径。`N file(s)` 页脚在两个前端都统计**去重后的路径数** —— 本 PR 把 TUI 页脚从 `diffs.length` 改为去重路径计数,因此同文件两个 hunk 在两端都读作 `1 file`。
- **改动用 diff 自身的颜色。** 删除行是 error token 上的 `- `,新增行是 success token 上的 `+ `,在横向滚动的盒子里以 `white-space: pre` 逐字绘制 —— 源码行靠缩进阅读,所以滚动而不折行。新建(`oldText: null`)没有删除侧。
- **高度上限带展开控件。** 长于 `DEFAULT_DIFF_MAX_LINES`(16)的 diff 显示 `ceil(max/2)` 个头部行加剩余尾部行,中间一个按钮报告隐藏行数。分割算术与 `TerminalBlock` 和 TUI 的折叠卡片一致,因此长 diff 的头尾切片在两个前端一致。
- **行终止符。** 每一侧的内容按 `TerminalBlock` 的终止符规则在 `\n` 上切分:空文本是零行(整文件删除的 `newText`、新建缺失的 `oldText` 侧),单个结尾换行终止其最后一行而非新增一条幻影空行,内部空行保留。本 PR 把同一规则应用到了 TUI diff 分支,因此对于真实 write/edit 调用携带的以换行结尾的内容,两个前端的 `+A -R` 页脚计数一致。
- **页脚与复制。** 暗色 `└ +A -R · N file(s)` 页脚概括改动;`+A -R` 是新增/删除行数,与 TUI 页脚绘制的每侧计数相同。复制控件复制带前缀的 diff 文本(路径头、`- `/`+ ` 行、`⋯` gap),使多文件复制保持可归属。
几何、圆角、字体镜像 `CodeBlock`/`TerminalBlock`,使 diff 卡片、terminal 卡片、代码块读起来是一家;`white-space: pre` 加横向滚动是刻意的分歧。复制控件浮在卡片右上角,而非占据自己的 banner 行,因为只放一个复制按钮的 banner 会在第一行 diff 上方画出一条空带 —— TUI 的 diff 卡片也没有 banner,只有页脚。
chat 行把 diff 常驻渲染在路径链接摘要之下,上限 `CHAT_DIFF_MAX_LINES`(8),对应面板的 16 —— 与 [terminal 卡片](2026-07-28-web-terminal-card.md#inline-output-in-the-chat-row-reverses-a-stated-convention)记录的内联输出决策、以及流内表面对单调阅读表面的同一划分一致。write/edit 行是单文件的,所以它的摘要既是可打开的路径链接,其 diff 卡片又展开;两者共存,因为卡片不是路径的参数体。
## Alternatives considered
**并排(双栏)diff。** owner 目前拒绝:它更密但不适合狭窄的 chat 行,目标是与 TUI 单栏统一形式对齐。详情面板里的双栏模式是后续的 props 改动,不是重设计。
**git 式行号槽。** `FileDiff` 契约只携带 `{ path, oldText, newText }` —— `structuredPatch` 的 hunk 起始行在 `diff.ts` 里被丢弃,所以没有行号抵达客户端。渲染行号槽需要后端契约改动(携带 `oldStart`/`newStart`)并同步升级 TUI 以保持一致;推迟,使本 PR 保持为对既有契约的纯 Web 消费。
**复用 `CodeBlock`。** 因与 terminal 卡片相同的理由拒绝:`CodeBlock` 会折行,且没有每行 `+`/`-` 角色、没有路径头、没有页脚。两者共享几何与字体 token,那是唯一一处一个实现对两者都正确的部分。
## Consequences
`DiffBlock` 只读 diff view 的字段,因此它是渲染意图所携带内容的纯函数 —— 与产出该视图的 presenter 一样回放安全。没有 diff 能力的 UI 仍得到 bridge 的通用回退;工具的 result 形状没有任何改变。无新增运行时依赖:不同于 terminal 卡片的 `anser`,diff 不需要解析器。
`DiffBlock` 的多文件支路(一张卡、多个路径头)今天没有生产者:`write`/`edit` 每次调用各改一个文件,所以真实卡片显示一个文件带一个或多个 hunk。该支路为将来的多文件改动工具而构建并测试,不是为当前消费者。
## Testing
`packages/client/ui-primitives/tests/diff-block.spec.tsx` 钉住组件:新建支路(只有新增、无删除侧)、编辑支路(删除在新增之上)、同文件 `⋯` gap 对比新文件自己的头、空 diffs 的 null 渲染、页脚计数及其单复数、头尾上限及其 `aria-expanded` 切换、以及复制控件在接受与拒绝两条剪贴板路径上断言带前缀的 diff 文本。Per-file 100%。
`packages/client/ui-conversation/tests/diff-card.spec.tsx` 钉住每个渲染点的接线:`diffCardModel` 的派生及其每个 null 支路、result hunk 替换 call 时 diff、窗口截断的 call 仍从 result 渲染、chat 行的 diff 体、`FileMutationRow` 的常驻卡片及其路径链接经 host 以 cwd 解析打开、其在 `write` 与 `edit` 下的注册、以及面板的 Output 区。
fixture(`packages/client/connection/src/client/fixture.ts`)携带三个 diff turn,使 `?fixture` 服务与 per-package 接线测试套件在两个渲染点演练全部三个支路:单 hunk 编辑(turn 62,keyed `FileMutationRow`)、新建/写入(turn 63)、多 hunk 编辑(turn 67,一个文件内两处分散 hunk 之间的 `⋯` gap)。built-boot snapshot(`apps/web/tests/built-boot.snapshot.ts`)是启动装配 smoke,只断言图挂载并抵达 chat 内容(`data-sample="bash-global"`);按其自身契约它不带 diff 行为断言,那由接线套件负责。
## Related
- [Web terminal 卡片](2026-07-28-web-terminal-card.md) —— `terminal` 支路的同一套四层结构;本 note 复用其内联输出决策与头尾上限算术。
- [工具调用呈现的标签化 render-intent union](../architecture/2026-07-02-tool-render-intent-union.md) —— 本改动消费的 `card` 标签词汇;Web 客户端现在也是 `diff` 支路的消费者。
- [Web 客户端架构](../architecture/2026-07-19-gui-web-client-architecture.md) —— 两个渲染点所处的 slot 与快照分层。

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# Bilingual-pair consistency record (docs/i18n/README.md): the git blob hash of each
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-30-web-read-card-frontend.md
2026-07-30-web-read-card-frontend.md: f504cab7705d03f6d3e911da05c509da50bb9abe
2026-07-30-web-read-card-frontend.zh.md: b6314f21ba3eb2283788374b10c77ed22e26d16c

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# Agent Note: Web read card frontend — the read tool's line window renders line-numbered and highlighted
Status: implemented
English | [中文](2026-07-30-web-read-card-frontend.zh.md)
## Problem
The [read backend](2026-07-30-web-read-card.md) added a fourth render-intent card, `card: 'read'`, to `ToolResultView`: a settled read now carries `{ path, lines: [{ number, text }], totalLines, lang? }` onto the conversation snapshot as `resultView`. That data reaches the browser, but the Web client had no consumer for it. Every read row derived from args alone and the details panel flattened the result's content blocks into one `<pre>`, so a read showed as `N: text`-prefixed plain text with no gutter, no syntax highlighting, and no "showing N of M" affordance for a windowed read. The [web terminal card](2026-07-28-web-terminal-card.md) established the pattern for consuming a structured card; the read card follows it, result-side only.
## Decision
`ReadBlock` is a `ui-primitives` component that renders a read result as a line-numbered, optionally syntax-highlighted file view, and both Web render sites for a read consume the read render intent through it: the chat tool row (resident under the summary line) and the details panel's Output section. `ui-conversation/src/client/contract/read-card-model.ts` is the single place that turns the snapshot's `resultView` into the component's props, so the two sites cannot disagree.
**A new `ReadBlock` primitive, not an extension of `CodeBlock`.** `CodeBlock` already does shiki highlighting with a language banner and a copy control, but a read view needs a per-line gutter carrying each line's own file number, which `CodeBlock` renders as a single `<pre>` tree with no per-line structure. Extending `CodeBlock` with an optional gutter would push a read-specific concern (windowed line numbers, a "showing N of M" note, a height cap) onto every markdown fence and every `run_code` body that shares that component. Instead `ReadBlock` reuses the part that is genuinely shared: the shiki grammar singleton in `markdown/highlight.ts`. A new `highlightLines(code, lang)` there tokenizes into shiki's own per-line token arrays (`codeToTokens`) rather than the single-`<pre>` HTML `highlightToHtml` produces, so the block can place one gutter number per line and still color the content through the same `--shiki-*` custom properties on the same grammar allowlist. The height cap and its head/tail expand arithmetic are copied from `TerminalBlock` (`ceil(max/2)` head plus the remaining tail), so a long read and a long command output collapse at the same place. The copy control writes the window's raw text (the lines joined by newlines), never the gutter numbers or the banner.
`readCardModel` is result-side only, mirroring the backend: a read call carries no content until `execute` returns, so the pending call stays a `GenericCallView` (`kind: 'read'`) and this returns null for a running read — the row keeps its args-derived summary until the result arrives. It also returns null for a settled call whose result view is not a read card, including a `card` value this UI version does not know (which arrives over the wire and cannot be trusted to be a compiled variant) and the read tool's own generic fallback for an error result. The card's banner label is the read view's `title` when the tool supplied one (the contract's replacement-title rule), otherwise the file path relativized to the session workspace so a workspace-rooted absolute path shows the same short form the row summary shows. The model copies the frozen line array into the primitive's own line shape, so the card never holds a reference into the runtime's snapshot cache.
The chat row renders the card **resident** under the summary line, capped at `CHAT_READ_MAX_LINES` (8, half the primitive's default), the same posture `BashRow` gives a terminal card — the block's internal expander keeps a long read from taking over the message flow. Two render sites carry it: the keyed `ReadRow` (registered under `read` in `apply.ts`, the load-order seam being `inject: ['slots', 'conversation']` exactly as the bash sample) whose summary is the file path as an openable host link, and `GenericToolCard`'s fallback for a read-declaring tool without its own keyed row (e.g. `web_fetch`, which classifies to the `read` variant). The details panel renders the same card at the primitive's own full-height cap (16), because the panel is the single-call reading surface.
Whole-row collapse/expand (defaulting every tool call to collapsed) is a separate later change that will flip every resident card at once; this note's card is resident, matching the terminal card it sits beside.
**Read-card grammars load lazily; only the boot three stay eager.** `highlight.ts` is a platform seed `ui-primitives` loads on every Web boot, and its warm-up unconditionally builds the shiki singleton. The read card's `langFromPath` hints span the full source/config/markup extension set (python, rust, yaml, html, …); registering all of them eagerly would add ~1.6 MB of grammar modules to the boot chunk and their synchronous init to every session, including sessions that never open a read card. So only the three grammars every session already renders — TypeScript, shell, JSON (the markdown-fence and `run_code` languages) — load at boot. Each read-card extension grammar sits behind a dynamic `import()` in `LAZY_GRAMMARS`, keyed by the grammar id its aliases resolve to. On the first `highlightLines`/`highlightToHtml` call for a lazy language, `ensureGrammar` starts the import (once) and returns not-ready, so the card renders plain that frame; when the import resolves it registers the grammar with `loadLanguageSync`, bumps a load counter, and notifies subscribers. `ReadBlock` and `CodeBlock` subscribe through `useSyncExternalStore(subscribeGrammarLoaded, grammarLoadCount)`, so the card re-renders with highlighting the moment the grammar is ready. An unknown/absent language still returns undefined synchronously (plain, never an error).
**The empty-window copy control is hidden, matching `TerminalBlock`.** A successful read of an empty file returns `lines: []`, `totalLines: 0`, and `presentResult` still projects `card: 'read'`, so the empty-window branch is reachable — the read card is not, as an earlier draft assumed, unreachable for an empty result. `ReadBlock` therefore hides the copy control when `lines` is empty, exactly as `TerminalBlock` hides copy on empty output, so the button can never wipe the clipboard with an empty string.
## Alternatives considered
**Extend `CodeBlock` with an optional line-number gutter and `startLine`.** Rejected: it imposes a read-specific gutter, a windowed-count note, and a height cap on every markdown fence and `run_code` body that shares `CodeBlock`, for no benefit to those callers. The genuinely shared surface is the shiki grammar singleton, which both blocks reuse through `highlight.ts`; the chrome around it differs (a read has a gutter and a window note, a fence has neither), so a second small primitive is the correct split, exactly as `TerminalBlock` is a second primitive over the same tokens rather than a `CodeBlock` mode.
**Reuse `highlightToHtml` and inject gutter numbers with CSS counters.** Rejected: the single-`<pre>` HTML shiki emits has no per-line boundary a gutter can hang a file line number off (a windowed read's numbers start above 1 and are not a simple CSS counter increment), and parsing the numbers back out of the HTML would be fragile. `codeToTokens` gives the per-line token structure directly.
**Register all read-card grammars eagerly in the boot warm-up.** Rejected: it puts ~1.6 MB of grammar modules and their synchronous init on every Web boot for a card most sessions never open. The lazy path costs a single plain-first frame the first time a given language is read, then highlights on the grammar-load re-render; the boot cost is paid only for the three grammars every session already renders.
## Consequences
`ui-primitives` gains `ReadBlock` and `highlightLines`; no new runtime dependency (shiki was already present for `CodeBlock`). `ReadBlock` reads only the read view's fields, so it stays a pure function of what the render intent carries — no session lookups, replay-safe like the presenters that produce the view. A UI without the read capability still gets the backend's `content` fallback (the envelope-stripped text) through the generic card, unchanged.
A read row in the Web chat now carries the file content resident, a deliberate density increase over a summary-only row, bounded by the chat cap. A `run_code` sub-dispatch does not reach a read card on the shipped wire for the same reason a nested bash call does not reach a terminal card: `session.ts` folds `tool/code-dispatch(-start)` with `resultView: null`, so a nested read keeps the generic flattened form.
## Testing
`packages/client/ui-primitives/tests/read-block.spec.tsx` pins the primitive and the token path: `highlightLines`' per-line css-variables runs, its trailing-terminator-line drop and the genuinely-blank-final-line case, its `undefined` for an unknown/absent language, and its lazy path (a lazy grammar returns plain on first touch, then highlights after the import registers and the subscriber fires); and `ReadBlock`'s gutter-numbered rows keeping the file's own numbers, the highlighted-vs-plain content arms, the banner (label, language, the count note only when the read is a window), the head/tail height cap with its `aria-expanded` toggle, the copy control writing the window's raw text on both the accepted and refused clipboard paths, and the empty-window arm hiding the copy control. `code-block.spec.tsx` covers `highlightToHtml` including its lazy path over every read-card grammar (each dynamic import thunk touched once). Both `ReadBlock.tsx` and `highlight.ts` (and `CodeBlock.tsx`) hold per-file 100% coverage across the two specs.
`packages/client/ui-conversation/tests/read-card.spec.tsx` pins the wiring at every render site: `readCardModel`'s derivation and each null arm (running read, no view, generic view, unknown card), the result title replacing the relativized path, the path relativization against the workspace, the copy-not-alias of the frozen line array; the resident card in `GenericToolCard`'s fallback and in the keyed `ReadRow` (plus its path link opening the host, its running/error/stopped states, and its `read`-key registration); and the panel's Output section rendering the read card at full height while keeping the JSON Input section, with the running-read placeholder and non-read flattened-pre arms. That file sits on the coverage `exclude` list (`ui-conversation/src/*`), so it is written against no gate pressure.
The fixture (`packages/client/connection/src/client/fixture.ts`) gains turn 66, a `read` call whose result view is a windowed read (lines starting at file line 41, `totalLines` 180, a `ts` hint), so the built-boot snapshot and a live `?fixture` server show the read card with its gutter numbers, highlighting, and count note. It is named `read` to exercise the keyed `ReadRow`. The turn 64 `run_code` sample's nested read sub-dispatches do not exercise the render-site fallback read card: `session.ts` folds them with `resultView: null`, so they cover only the fallback row's generic row shape, not a read card inside it; the fallback-row read card is pinned by `read-card.spec.tsx`'s `web_fetch` case. Turn 66 is ordered before the todo turn (now 67) for the same reason the terminal sample is: the standing plan retires at the next `turn/start`.
## Related
- [Read card backend](2026-07-30-web-read-card.md) — adds the `card: 'read'` result view this consumes; produces the `lines`/`totalLines`/`lang` this renders.
- [Web terminal card](2026-07-28-web-terminal-card.md) — the precedent this follows: a `ui-primitives` block, a `contract/*-card-model.ts` derivation, a keyed row, and making `GenericToolCard`/`DetailsPanel` card-aware.
- [Web client syntax highlighting](../process/2026-07-26-web-syntax-highlighting-shiki.md) — owns `CodeBlock` and the shiki `highlight.ts` singleton this extends with a per-line token path.
- [Tagged render-intent union for tool-call presentation](../architecture/2026-07-02-tool-render-intent-union.md) — the `card`-tagged vocabulary; the Web client is now a full consumer of the `read` arm.

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# Agent Note: Web 读取卡片前端 —— 读取工具的行窗口以带行号、语法高亮的形式渲染
Status: implemented
[English](2026-07-30-web-read-card-frontend.md) | 中文
## Problem
[读取后端](2026-07-30-web-read-card.md)给 `ToolResultView` 增加了第四种渲染意图卡片 `card: 'read'`:一次已结算的读取现在会把 `{ path, lines: [{ number, text }], totalLines, lang? }` 作为 `resultView` 带到会话快照上。这份数据能到达浏览器,但 Web 客户端没有消费者。每个读取行都仅从参数派生,详情面板把结果的 content block 摊平进一个 `<pre>`,于是读取显示为带 `N: text` 前缀的纯文本,没有行号栏、没有语法高亮,也没有窗口读取的"显示 N / M"提示。[web 终端卡片](2026-07-28-web-terminal-card.md)确立了消费一个结构化卡片的模式;读取卡片沿用它,只在结果侧。
## Decision
`ReadBlock` 是一个 `ui-primitives` 组件,把一次读取结果渲染成带行号、可选语法高亮的文件视图,读取的两个 Web 渲染点都通过它消费读取渲染意图:聊天工具行(常驻在摘要行之下)与详情面板的 Output 区段。`ui-conversation/src/client/contract/read-card-model.ts` 是把快照的 `resultView` 转成组件 props 的唯一位置,因此两个渲染点不会产生分歧。
**新建一个 `ReadBlock` primitive,而不是扩展 `CodeBlock`。** `CodeBlock` 已经带语言横幅和复制控件做 shiki 高亮,但读取视图需要一个每行带该行自身文件行号的行号栏,而 `CodeBlock` 把内容渲染为单个 `<pre>` 树、没有逐行结构。给 `CodeBlock` 加一个可选行号栏会把读取专属的关切(窗口行号、"显示 N / M"提示、高度上限)强加给共享该组件的每个 markdown 代码围栏和每个 `run_code` 程序体。`ReadBlock` 转而复用真正共享的部分:`markdown/highlight.ts` 里的 shiki 语法单例。那里新增的 `highlightLines(code, lang)` 把代码切成 shiki 自己的逐行 token 数组(`codeToTokens`),而不是 `highlightToHtml` 产出的单 `<pre>` HTML,于是该 block 能每行放一个行号、同时用同一套 `--shiki-*` 自定义属性、同一份语法白名单给内容上色。高度上限及其头/尾展开算法照抄自 `TerminalBlock`(`ceil(max/2)` 行头部加剩余的尾部),因此长读取和长命令输出在同一处折叠。复制控件写入窗口的原始文本(各行以换行拼接),绝不含行号栏或横幅。
`readCardModel` 只在结果侧,与后端对称:一次读取调用在 `execute` 返回前不带任何内容,因此挂起中的调用保持为 `GenericCallView`(`kind: 'read'`),本函数对运行中的读取返回 null —— 该行保持其从参数派生的摘要,直到结果到达。它对结果视图不是读取卡片的已结算调用也返回 null,包括本 UI 版本不认识的 `card` 值(它从线路到来、不能被信任为一个已编译的变体)以及读取工具对错误结果自己的通用回退。卡片横幅标签在工具提供 `title` 时取它(契约的替换标题规则),否则取相对于会话工作区化简后的文件路径,使工作区根下的绝对路径显示为与行摘要相同的短形式。该 model 把冻结的行数组复制进 primitive 自己的行形状,因此卡片绝不持有指向运行时快照缓存的引用。
聊天行把卡片**常驻**渲染在摘要行之下,上限 `CHAT_READ_MAX_LINES`(8,是 primitive 默认值的一半),与 `BashRow` 对终端卡片的姿态相同 —— block 的内部展开器让长读取不会占据整个消息流。两个渲染点承载它:keyed `ReadRow`(在 `apply.ts` 里以 `read` 键注册,加载顺序接缝为 `inject: ['slots', 'conversation']`,与 bash 样例完全一致),其摘要是作为可打开的宿主链接的文件路径;以及 `GenericToolCard` 对没有自己 keyed 行的读取声明工具(例如归到 `read` 变体的 `web_fetch`)的回退。详情面板以 primitive 自己的全高上限(16)渲染同一张卡片,因为面板是单次调用的阅读界面。
整行折叠/展开(把每个工具调用默认折叠)是一个单独的后续改动,它会一次性翻转每张常驻卡片;本 note 的卡片是常驻的,与它旁边的终端卡片一致。
**读取卡片的语法按需 lazy 加载,只有 boot 三种保持 eager。** `highlight.ts` 是 `ui-primitives` 在每次 Web 启动都加载的平台 seed,其预热会无条件构建 shiki 单例。读取卡片的 `langFromPath` 提示覆盖完整的源码/配置/标记扩展集(python、rust、yaml、html……);把它们全部 eager 注册会给启动 chunk 增加约 1.6 MB 的语法模块、并把它们的同步初始化摊给每个会话,包括从不打开读取卡片的会话。因此只有每个会话本就渲染的三种语法 —— TypeScript、shell、JSON(markdown 围栏与 `run_code` 语言)—— 在 boot 时加载。每种读取卡片扩展语法置于 `LAZY_GRAMMARS` 中一个动态 `import()` 之后,以其别名解析到的语法 id 为键。对某个 lazy 语言首次调用 `highlightLines`/`highlightToHtml` 时,`ensureGrammar` 启动 import(仅一次)并返回未就绪,于是卡片该帧渲染纯文本;import 解析后用 `loadLanguageSync` 注册该语法、递增一个加载计数、并通知订阅者。`ReadBlock` 与 `CodeBlock` 通过 `useSyncExternalStore(subscribeGrammarLoaded, grammarLoadCount)` 订阅,因此语法就绪的那一刻卡片就重渲染带上高亮。未知/缺省语言仍同步返回 undefined(纯文本,绝不报错)。
**空窗口的复制控件被隐藏,与 `TerminalBlock` 对齐。** 成功读取一个空文件会返回 `lines: []`、`totalLines: 0`,且 `presentResult` 仍投出 `card: 'read'`,因此空窗口分支是可达的 —— 读取卡片并非如早前草稿所假设的对空结果不可达。故 `ReadBlock` 在 `lines` 为空时隐藏复制控件,正如 `TerminalBlock` 对空输出隐藏复制,使按钮绝不会用空字符串清空剪贴板。
## Alternatives considered
**给 `CodeBlock` 加一个可选行号栏和 `startLine`。** 拒绝:这会把读取专属的行号栏、窗口计数提示和高度上限强加给共享 `CodeBlock` 的每个 markdown 围栏和 `run_code` 程序体,对那些调用者毫无好处。真正共享的界面是 shiki 语法单例,两个 block 都通过 `highlight.ts` 复用它;围绕它的外壳各不相同(读取有行号栏和窗口提示,围栏两者都没有),因此第二个小 primitive 是正确的切分 —— 正如 `TerminalBlock` 是基于同一套 token 的第二个 primitive,而不是 `CodeBlock` 的一种模式。
**复用 `highlightToHtml`,用 CSS counter 注入行号。** 拒绝:shiki 产出的单 `<pre>` HTML 没有可供行号栏挂上文件行号的逐行边界(窗口读取的行号从大于 1 处开始,不是简单的 CSS counter 自增),而从 HTML 里把行号解析回来又很脆弱。`codeToTokens` 直接给出逐行 token 结构。
**在 boot 预热里 eager 注册所有读取卡片语法。** 拒绝:这会给每次 Web 启动摊上约 1.6 MB 语法模块及其同步初始化,只为一张多数会话从不打开的卡片。lazy 路径的代价是某个语言首次被读取时的一帧纯文本,随后在语法加载的重渲染里高亮;boot 代价只为每个会话本就渲染的三种语法付出。
## Consequences
`ui-primitives` 增加 `ReadBlock` 和 `highlightLines`;没有新的运行时依赖(shiki 已因 `CodeBlock` 存在)。`ReadBlock` 只读取读取视图的字段,因此保持为渲染意图所承载内容的纯函数 —— 无会话查询,与产出该视图的 presenter 一样可安全回放。没有读取能力的 UI 仍通过通用卡片拿到后端的 `content` 回退(剥掉外壳的文本),保持不变。
Web 聊天里的读取行现在常驻承载文件内容,是相对纯摘要行的一次刻意的密度增加,受聊天上限约束。`run_code` 子派发在已发布的线路上到不了读取卡片,与嵌套 bash 调用到不了终端卡片同因:`session.ts` 把 `tool/code-dispatch(-start)` 折叠为 `resultView: null`,因此嵌套读取保持通用的摊平形式。
## Testing
`packages/client/ui-primitives/tests/read-block.spec.tsx` 固定 primitive 与 token 路径:`highlightLines` 的逐行 css-variables 运行、它对尾部终止行的丢弃与真正空白末行的情形、它对未知/缺省语言返回 `undefined`、以及它的 lazy 路径(lazy 语法首次触碰返回纯文本,import 注册且订阅者触发后再高亮);还有 `ReadBlock` 的带行号行保留文件自身编号、高亮与纯文本两条内容分支、横幅(标签、语言、仅当读取是窗口时的计数提示)、头/尾高度上限及其 `aria-expanded` 切换、复制控件在接受与拒绝两条剪贴板路径上写入窗口原始文本、以及空窗口分支隐藏复制控件。`code-block.spec.tsx` 覆盖 `highlightToHtml`,含它对每种读取卡片语法的 lazy 路径(每个动态 import thunk 各触碰一次)。`ReadBlock.tsx`、`highlight.ts`(及 `CodeBlock.tsx`)在这两个 spec 上均保持每文件 100% 覆盖。
`packages/client/ui-conversation/tests/read-card.spec.tsx` 固定每个渲染点的接线:`readCardModel` 的派生与每条 null 分支(运行中读取、无视图、通用视图、未知卡片)、结果标题替换化简后的路径、路径相对工作区的化简、冻结行数组的复制而非别名;`GenericToolCard` 回退中与 keyed `ReadRow` 中的常驻卡片(外加其路径链接打开宿主、其 running/error/stopped 状态、以及其 `read` 键注册);还有面板 Output 区段以全高渲染读取卡片同时保留 JSON Input 区段,含运行中读取占位与非读取摊平 pre 两条分支。该文件位于覆盖 `exclude` 列表(`ui-conversation/src/*`),因此不承受门槛压力。
fixture(`packages/client/connection/src/client/fixture.ts`)增加 turn 66,一次 `read` 调用,其结果视图是窗口读取(行号从文件行 41 起、`totalLines` 180、`ts` 提示),使内置启动快照和实时 `?fixture` 服务器展示带行号、高亮和计数提示的读取卡片。它命名为 `read` 以驱动 keyed `ReadRow`。turn 64 的 `run_code` 样例中的嵌套读取子派发并不驱动渲染点回退读取卡片:`session.ts` 把它们折叠为 `resultView: null`,因此它们只覆盖回退行的通用行形状,而非回退行内的读取卡片;回退行读取卡片由 `read-card.spec.tsx` 的 `web_fetch` 用例钉住。turn 66 排在 todo turn(现为 67)之前,与终端样例同因:常驻计划在下一次 `turn/start` 退场。
## Related
- [读取卡片后端](2026-07-30-web-read-card.md) —— 增加本文消费的 `card: 'read'` 结果视图;产出本文渲染的 `lines`/`totalLines`/`lang`。
- [Web 终端卡片](2026-07-28-web-terminal-card.md) —— 本文遵循的先例:一个 `ui-primitives` block、一个 `contract/*-card-model.ts` 派生、一个 keyed 行,以及让 `GenericToolCard`/`DetailsPanel` 感知卡片。
- [Web 客户端语法高亮](../process/2026-07-26-web-syntax-highlighting-shiki.md) —— 拥有 `CodeBlock` 与 shiki `highlight.ts` 单例,本文以逐行 token 路径扩展它。
- [工具调用呈现的标签式渲染意图联合](../architecture/2026-07-02-tool-render-intent-union.md) —— `card` 标签词汇表;Web 客户端现在是 `read` 分支的完整消费者。

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# Bilingual-pair consistency record (docs/i18n/README.md): the git blob hash of each
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-30-web-read-card.md
2026-07-30-web-read-card.md: 1fb3d61a113d26f6daf023fc791f3638055b5be0
2026-07-30-web-read-card.zh.md: 946bcca95bcc9bb50beb1ef22e77e4a21728b538

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# Agent Note: Read card — the read tool's structured line window reaches the client
Status: implemented
English | [中文](2026-07-30-web-read-card.zh.md)
## Problem
The `read` tool returns a canonical output object `{ path, offset, lines: [{ number, text }], totalLines }`, but its presentation collapsed that structure. `presentCall` declared a `GenericCallView` (`kind: 'read'`, a follow-along location) and `presentResult` returned a `GenericResultView` whose only content was the model-facing text with its `<path>…</path><type>file</type><content>…</content>` envelope stripped. A UI receiving that view saw one flattened text block: the line numbers were baked into the text as `N: ` prefixes, the file's language was unknown, and `totalLines` was gone. There was no way for a capable client to render a read the way it renders a diff — a line-numbered, syntax-highlighted code view with the line-number gutter separate from the content.
The structured data cannot be recovered downstream. A tool result on the wire carries only the model-facing `ContentBlock[]` (the rendered text) plus an opaque `meta`; the canonical output object stays in the tool and never reaches the client or the session log. So a client that wants the line array, the total, and a language hint cannot parse them back out of the `N: text` text — the tool has to project them onto a channel that persists.
## Decision
Add a fourth `card` tag, `read`, to the [render-intent union](../architecture/2026-07-02-tool-render-intent-union.md) — result-side only. `ToolResultView` gains `ReadResultView { card: 'read'; title?; path; lines: ReadFileLine[]; totalLines; lang?; content? }`; `ReadFileLine { number; text }` is the shared line unit. `ToolCallView` is untouched: the pending state stays a `GenericCallView` (`kind: 'read'`) because a call carries no file content until `execute` returns, so there is nothing structured to show at call time. This diverges from the bash terminal card, which tags both sides — a terminal call already carries its command and cwd at call time, a read call carries neither content nor total, so tagging the call side would add an empty variant.
The read tool projects the structured window through `output.presentationMeta`, the same persisted channel write/edit use for their applied-diff hunks ([canonical tool output contract](../architecture/2026-07-20-canonical-tool-output-contract.md)). `presentationMeta` runs once for a top-level surface call, returns `{ path, offset, lines, totalLines, lang? }` as JSON the session validates and stores on the result's `meta`, and `presentResult` narrows that meta back into the `ReadResultView` on both live and replay paths. `offset` (the 1-based first line the window requested) rides along because a byte cap below the first selected line yields an empty `lines` array with a positive `totalLines`; without the persisted `offset` a replayed card of such a window could not report where it starts or where a continuation resumes, and the last-line and re-parse fallbacks are both lossy. Without this channel the line array and total would be unreachable: the raw output object is not on the wire, and re-parsing the `N: text` text is lossy and fragile against the truncation footer.
`presentResult` returns `undefined` — the generic fallback — whenever the meta is absent or malformed (`readMetaFromMeta` narrows it defensively, so a replay of an older logged result never throws), whenever the result is an error, and whenever the single text block is not the read envelope. A pre-card logged result — a valid read envelope with no persisted `meta`, recorded before this card existed — takes that same `undefined` path deliberately: the client falls back to the raw `result.content`, so it shows the enveloped `<path>/<type>/<content>` text rather than the envelope-stripped generic card the old presenter returned. This is the accepted degradation under the [pre-release stance](../../../../AGENTS.md#pre-release-stance-foundation-over-blast-radius): reject the old on-disk format rather than add an envelope-stripping compatibility branch, since this PR re-records every published fixture and the session format promises no backward compatibility. On the success path `presentResult` carries `content` (the envelope-stripped text) alongside the structured fields, so a UI without the read capability, including the current TUI, renders the file text through the generic/default card arm exactly as before. The TUI's `renderBody` switch (`packages/ui/tui/src/components/transcript.ts`) is not `assertNever`-exhaustive: `terminal` and `diff` have arms and everything else falls through to the generic arm, which reads `view.content`. That default arm alone was not enough: `render()` sets `genericContent` — and with it the dim-Markdown `dimBody` treatment — on a separate gate that was `card === 'generic'` only, so a `read` card would have kept the text but lost its dim styling. The gate now admits `card: 'read'` too, taking `content` down the same dim-Markdown path, so a read renders in the TUI exactly as it did before the read card existed. Beyond that one gate the TUI needs no read-specific code.
### Language hint derivation
`langFromPath` (in `read-render.ts`) maps a file extension to a syntax-highlighting language id through a small fixed table (`LANG_BY_EXTENSION`) covering common source, config, and markup extensions. It reads the extension after the last path segment and last dot, is case-insensitive, and returns `undefined` for a dotfile (`.gitignore`), an extensionless name (`/etc/hosts`), a trailing dot, and any unknown extension — the card then omits `lang` and a UI renders plain text. The table is not a tunable: it is a display hint a UI may ignore, not a deployment-varying choice, and an unknown extension degrades to plain text rather than failing. It is deliberately small rather than an exhaustive language registry; extending it is a one-line table addition.
## Alternatives considered
**Re-parse the `N: text` model-facing text in `presentResult`.** Rejected: the structured line array would have to be reconstructed by splitting each line on the first `: `, which is ambiguous (a line whose own text contains `: `), loses the exact `totalLines` (the footer only states it in some branches), and breaks the moment the render format changes. `presentationMeta` carries the already-structured data with no re-parse.
**Tag the call side too (`ReadCallView`), mirroring the terminal card's both-sides symmetry.** Rejected: a read call has no content, no line array, and no total until it executes — a call-side read card would be an empty variant duplicating what `GenericCallView` (`kind: 'read'`, follow-along location) already expresses. The terminal card tags both sides because a terminal call genuinely carries call-time data (command, cwd); a read call does not.
**Put the structured window in a new service or a side channel instead of `meta`.** Rejected: `meta` is the established persisted presentation channel (write/edit's applied diffs ride it), it replays for free with the session log, and it needs no new plumbing. A service would reinvent persistence and replay that the event log already provides.
**A merge-extensible union instead of a closed tag.** Rejected for the same reason the [render-intent union](../architecture/2026-07-02-tool-render-intent-union.md) closed: a new card needs consuming code to render it, so a variant a consumer silently drops is worse than a compile error. Adding `read` to the closed union is the sanctioned way to extend it — each consumer that switches on `card` keeps compiling because the new member falls through its generic default, and a consumer that wants the rich view adds its own arm.
## Consequences
`ToolResultView` has a fourth member. Every consumer that switches on `card` keeps compiling: the TUI and the current Web client route an unknown card to their generic path, and the read card carries `content` so that path shows the file text. The Web frontend that renders the line-numbered, syntax-highlighted view from `lines`/`lang`/`totalLines` is a separate follow-up PR; this PR is the backend that makes the data reachable. Until that lands, a read renders exactly as it did before (the generic text card) everywhere.
The read tool now computes `presentationMeta` for every top-level read, a small per-call projection (a `lines.map` and one `langFromPath` call) on data already in hand. The meta is persisted with the session log, so a read result is slightly larger on disk — the line array it already rendered as text, now also structured.
## Testing
`packages/fs/tool-fs/tests/read-render.spec.ts` unit-tests `langFromPath` (known extensions case-insensitively, extension read after the last segment and last dot, and the `undefined` cases: dotfile, extensionless, trailing dot, unknown) and `readMetaFromMeta` (a well-formed narrow with and without `lang`, and every rejection: non-object, array, missing or wrong-typed `path`/`totalLines`/`lines`, a malformed line entry, a non-string `lang`, and — because the function narrows the opaque persisted `meta` boundary — the semantically invalid paths a well-typed replayed JSON can still carry: an `offset` that is not a 1-based integer, a first line `number` below `offset`, a line `number` that is not a 1-based integer (`0`, `1.5`, `NaN`, `Infinity`), a `totalLines` that is not a non-negative integer (`-1`, `1.5`, `NaN`), and lines whose numbers duplicate, decrease, or exceed `totalLines`; it also narrows an empty window at a positive `offset` (a byte cap below the first selected line). `packages/fs/tool-fs/tests/tools.spec.ts` pins the tool wiring: `execute` attaches the structured window (with and without a `lang` hint) as `meta`, `presentResult` narrows it into a `card: 'read'` view carrying the envelope-stripped `content`, and the decline paths (error result, non-single-text content, malformed envelope with valid meta, and valid envelope with absent or malformed meta) all fall back to `undefined`. Both changed source files hold per-file 100% coverage. This PR carries the snapshot evidence for the persisted meta and the extended union, not for a new rendered view: the re-recorded ACP session fixtures (`fs-read`, `fs-read-window`, `fs-edit`, `fs-policy-reject`, `fs-write-overwrite`, `parallel-tool-calls`, `workspace-context`, `workspace-edit`) pin the persisted read `meta` (with `{{cwd}}`-tokenized paths), and `cordis-inspect-jsdoc` pins the four-member `ToolResultView` union. The keyless snapshot and assembled-application transcript for the rendered read card belong to the follow-up Web PR that consumes the view, since this PR adds no new product-user-visible rendering — the TUI routes the read card through its existing generic dim-Markdown fallback (`transcript.ts` treats `card: 'read'` like `card: 'generic'`), so its output is unchanged. The `apps/cli` `parallel-file-reads` terminal golden (`apps/cli/tests/snapshots/parallel-file-reads/terminal.expected.txt`) pins exactly that: a real replay executes the read tool, renders it through the new `card: 'read'` gate, and the golden's dim-Markdown rows are byte-for-byte what a generic read produced before this card existed.
## Related
- [Tagged render-intent union for tool-call presentation](../architecture/2026-07-02-tool-render-intent-union.md) — the `card`-tagged vocabulary this extends with the `read` result arm.
- [Canonical tool output contract](../architecture/2026-07-20-canonical-tool-output-contract.md) — owns the `presentationMeta` persisted channel this projects the read window onto.
- [Web terminal card](2026-07-28-web-terminal-card.md) — the precedent for a client consuming a structured card; the read card follows the same producer pattern, result-side only.

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# Agent Note: Read card — the read tool's structured line window reaches the client
Status: implemented
[English](2026-07-30-web-read-card.md) | 中文
## Problem
`read` 工具返回规范化输出对象 `{ path, offset, lines: [{ number, text }], totalLines }`,但它的展示层把这个结构压平了。`presentCall` 声明为 `GenericCallView`(`kind: 'read'`,一个跟随定位),`presentResult` 返回 `GenericResultView`,其唯一内容是剥掉 `<path>…</path><type>file</type><content>…</content>` 信封后的面向模型文本。收到该视图的 UI 只看到一个压平的文本块:行号以 `N: ` 前缀烘焙进文本、文件语言未知、`totalLines` 丢失。capable 客户端无法像渲染 diff 那样渲染一次 read——即带行号、语法高亮、行号槽与内容分离的代码视图。
结构化数据在下游无法恢复。线上(wire)的工具结果只携带面向模型的 `ContentBlock[]`(已渲染文本)加上一个不透明的 `meta`;规范化输出对象留在工具内,从不到达客户端或会话日志。因此想要行数组、总数和语言提示的客户端无法从 `N: text` 文本里解析回它们——工具必须把它们投影到一个会持久化的通道上。
## Decision
给[渲染意图 union](../architecture/2026-07-02-tool-render-intent-union.md) 新增第四个 `card` 标签 `read`——仅在结果侧。`ToolResultView` 增加 `ReadResultView { card: 'read'; title?; path; lines: ReadFileLine[]; totalLines; lang?; content? }`;`ReadFileLine { number; text }` 是共享的行单元。`ToolCallView` 不动:待定状态仍是 `GenericCallView`(`kind: 'read'`),因为一次调用在 `execute` 返回前不携带文件内容,调用时没有可展示的结构。这与 bash 终端 card 不同——终端 card 两侧都打标签,因为终端调用在调用时已携带命令和 cwd,而 read 调用既无内容也无总数,给调用侧打标签只会新增一个空变体。
read 工具通过 `output.presentationMeta` 投影结构化窗口,这与 write/edit 用来投影其应用 diff hunk 的持久化通道相同([规范化工具输出契约](../architecture/2026-07-20-canonical-tool-output-contract.md))。`presentationMeta` 对一次顶层 surface 调用运行一次,返回 `{ path, offset, lines, totalLines, lang? }` 作为会话校验并存储在结果 `meta` 上的 JSON,`presentResult` 在 live 和回放路径上都把该 meta 收窄回 `ReadResultView`。`offset`(窗口请求的 1-based 起始行)一并携带,是因为当字节上限低于首个选中行时,窗口会返回空的 `lines` 数组而 `totalLines` 为正;没有持久化的 `offset`,这类窗口的回放 card 就无法报告它从哪行开始、或续读应从哪行继续,而末行推断与文本重解析两种兜底都有损。没有这个通道,行数组和总数就无法触及:原始输出对象不在线上,而重新解析 `N: text` 文本既有损又对截断脚注脆弱。
`presentResult` 在以下情况返回 `undefined`——即 generic 回退:meta 缺失或畸形(`readMetaFromMeta` 防御性收窄它,因此回放旧的已记录结果永不抛错)、结果是错误、以及单个文本块不是 read 信封。本 card 出现之前记录的结果——信封合法但无持久化 `meta`——有意走同一条 `undefined` 路径:客户端回退到原始 `result.content`,因此显示带 `<path>/<type>/<content>` 信封的原文,而非旧展示器返回的剥信封 generic card。这是 [pre-release 立场](../../../../AGENTS.md#pre-release-stance-foundation-over-blast-radius)下接受的降级:拒绝旧的磁盘格式,而非加一个剥信封的兼容分支——本 PR 已重录全部已发布 fixtures,且 session 格式不承诺向后兼容。在成功路径上,`presentResult` 在结构化字段之外携带 `content`(剥信封后的文本),因此不具备 read 能力的 UI(包括当前的 TUI)通过 generic/default card 分支渲染文件文本,与之前完全一致。TUI 的 `renderBody` switch(`packages/ui/tui/src/components/transcript.ts`)不是 `assertNever` 穷尽的:`terminal` 和 `diff` 有分支,其余都落入 generic 分支,该分支读取 `view.content`。仅有该默认分支还不够:`render()` 在一个独立门控上设置 `genericContent`(连同 dim-Markdown 的 `dimBody` 处理),该门控原先只判 `card === 'generic'`,因此 `read` card 虽保留文本却会丢失 dim 样式。现在该门控也接纳 `card: 'read'`,让 `content` 走同一条 dim-Markdown 路径,因此 read 在 TUI 中的渲染与 read card 出现之前完全一致。除这一处门控外,TUI 无需 read 专属代码。
### 语言提示推导
`langFromPath`(在 `read-render.ts` 中)通过一张固定小表(`LANG_BY_EXTENSION`,覆盖常见源码、配置、标记扩展名)把文件扩展名映射到语法高亮语言 id。它读取最后一个路径段与最后一个点之后的扩展名,大小写不敏感,并对以下情况返回 `undefined`:dotfile(`.gitignore`)、无扩展名(`/etc/hosts`)、结尾的点、以及任何未知扩展名——此时 card 省略 `lang`,UI 渲染纯文本。该表不是可调项(tunable):它是 UI 可忽略的展示提示,而非随部署变化的选择,未知扩展名降级为纯文本而非失败。它有意保持小规模而非穷尽的语言注册表;扩展它是一行表项新增。
## Alternatives considered
**在 `presentResult` 中重新解析 `N: text` 面向模型文本。** 已否决:结构化行数组将不得不通过按第一个 `: ` 切分每行来重建,这既有歧义(某行文本自身含 `: `),又丢失精确的 `totalLines`(脚注只在部分分支中陈述它),并在渲染格式变化时立即失效。`presentationMeta` 携带已经结构化的数据,无需重新解析。
**调用侧也打标签(`ReadCallView`),镜像终端 card 的两侧对称。** 已否决:read 调用在执行前没有内容、没有行数组、没有总数——调用侧 read card 会是一个空变体,重复 `GenericCallView`(`kind: 'read'`,跟随定位)已经表达的东西。终端 card 两侧都打标签是因为终端调用确实携带调用时数据(命令、cwd);read 调用没有。
**把结构化窗口放进新服务或旁路通道而非 `meta`。** 已否决:`meta` 是既有的持久化展示通道(write/edit 的应用 diff 就搭它),它随会话日志免费回放,无需新接线。服务会重新发明事件日志已提供的持久化与回放。
**用 merge-extensible union 而非封闭标签。** 出于[渲染意图 union](../architecture/2026-07-02-tool-render-intent-union.md) 封闭的相同理由否决:新 card 需要消费代码来渲染它,因此被消费者静默丢弃的变体比编译错误更糟。把 `read` 加入封闭 union 是扩展它的许可方式——每个在 `card` 上 switch 的消费者都继续编译,因为新成员落入其 generic default,而想要富视图的消费者新增自己的分支。
## Consequences
`ToolResultView` 多了第四个成员。每个在 `card` 上 switch 的消费者都继续编译:TUI 和当前 Web 客户端把未知 card 路由到其 generic 路径,而 read card 携带 `content` 使该路径显示文件文本。从 `lines`/`lang`/`totalLines` 渲染带行号、语法高亮视图的 Web 前端是单独的后续 PR;本 PR 是让数据可触及的后端。在它落地前,read 在各处的渲染与之前完全一致(generic 文本 card)。
read 工具现在为每次顶层 read 计算 `presentationMeta`,这是对已在手数据的一次小投影(一次 `lines.map` 和一次 `langFromPath` 调用)。meta 随会话日志持久化,因此 read 结果在磁盘上略大——它已渲染为文本的行数组,现在也以结构化形式存在。
## Testing
`packages/fs/tool-fs/tests/read-render.spec.ts` 单测 `langFromPath`(已知扩展名的大小写不敏感、扩展名在最后一段与最后一个点之后读取、以及 `undefined` 各情况:dotfile、无扩展名、结尾的点、未知)与 `readMetaFromMeta`(含与不含 `lang` 的良构收窄,以及每种拒绝:非对象、数组、缺失或类型错误的 `path`/`totalLines`/`lines`、畸形行项、非字符串 `lang`,以及——因为该函数收窄持久化的 opaque `meta` 边界——良构类型的回放 JSON 仍可能携带的语义无效路径:不是 1-based 整数的 `offset`、小于 `offset` 的首行 `number`、不是 1-based 整数的行 `number`(`0`、`1.5`、`NaN`、`Infinity`)、不是非负整数的 `totalLines`(`-1`、`1.5`、`NaN`)、以及行号重复、递减或超过 `totalLines` 的情况;并且收窄正 `offset` 处的空窗口(字节上限低于首个选中行))。`packages/fs/tool-fs/tests/tools.spec.ts` 固定工具接线:`execute` 把结构化窗口(含与不含 `lang` 提示)作为 `meta` 附上、`presentResult` 把它收窄为携带剥信封 `content` 的 `card: 'read'` 视图、以及各拒绝路径(错误结果、非单文本内容、meta 有效但信封畸形、信封有效但 meta 缺失或畸形)都回退到 `undefined`。两个改动的源文件保持逐文件 100% 覆盖率。本 PR 携带的是持久化 meta 与扩展后联合类型的快照证据,而非新渲染视图的证据:重录的 ACP session fixtures(`fs-read`、`fs-read-window`、`fs-edit`、`fs-policy-reject`、`fs-write-overwrite`、`parallel-tool-calls`、`workspace-context`、`workspace-edit`)钉住持久化的读取 `meta`(含 `{{cwd}}` 令牌化路径),`cordis-inspect-jsdoc` 钉住四成员的 `ToolResultView` 联合类型。已渲染读取 card 的 keyless 快照与组装应用 transcript 属于消费该视图的后续 Web PR,因为本 PR 不新增任何面向产品用户可见的渲染——TUI 通过其现有的通用 dim-Markdown 回退路由读取 card(`transcript.ts` 把 `card: 'read'` 当作 `card: 'generic'` 处理),因此其输出保持不变。`apps/cli` 的 `parallel-file-reads` 终端 golden(`apps/cli/tests/snapshots/parallel-file-reads/terminal.expected.txt`)正钉住这一点:一次真实回放执行 read 工具、经新的 `card: 'read'` 门渲染,golden 的 dim-Markdown 行与本 card 出现前 generic read 所产出的逐字节一致。
## Related
- [Tagged render-intent union for tool-call presentation](../architecture/2026-07-02-tool-render-intent-union.md) —— 本 Note 以 `read` 结果分支扩展的 `card` 标签词汇。
- [Canonical tool output contract](../architecture/2026-07-20-canonical-tool-output-contract.md) —— 拥有本 Note 用来投影 read 窗口的 `presentationMeta` 持久化通道。
- [Web terminal card](2026-07-28-web-terminal-card.md) —— 客户端消费结构化 card 的先例;read card 遵循相同的生产者模式,仅结果侧。

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# Bilingual-pair consistency record (docs/i18n/README.md): the git blob hash of each
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-30-web-result-card-frontend.md
2026-07-30-web-result-card-frontend.md: d6f4785e83335ca2dd5295516baf47c845ebf5bd
2026-07-30-web-result-card-frontend.zh.md: ed95cbe39f4f0bf77ba5da64d664705a0841863f

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# Agent Note: Web result card frontend — rendering the web render intent in the browser
Status: implemented
English | [中文](2026-07-30-web-result-card-frontend.zh.md)
## Problem
The `web_search` and `web_fetch` tools declare a `card: 'web'` result view ([web result card](2026-07-30-web-result-card.md)): a `kind`-tagged union carrying either the structured cited sources plus an optional provider answer (`kind: 'search'`) or the fetched URL and its HTTP status (`kind: 'fetch'`). That view already reaches the browser — host, connection, and runtime deliver it onto `ConversationSnapshot` as `resultView` — but the Web client ignored it: a completed web call rendered only as its flattened model-facing text, the same lossy render the contract note explains the structured view exists to replace. A `web_search` reached the reader as one free-text markdown line per source rather than a citation list of clickable sources, and a `web_fetch` as its markdown body with no retrieval summary.
## Decision
`WebBlock` is a `ui-primitives` component that renders a completed web retrieval, and every Web render site for a web call consumes the `web` render intent through it: the keyed chat tool rows (`web_search`/`web_fetch`), the `GenericToolCard` render-site fallback, and the details panel's Output section. `ui-conversation/src/client/contract/web-card-model.ts` is the single place that turns the snapshot's `resultView` into the component's props, mirroring `terminal-card-model.ts`, so no two sites disagree about what a web call shows. It returns null — the generic path — for a running call (the web card is result-only, since the tools keep a generic pending view), for a settled call whose result view is not a web card including a `card` value this client version does not know (which arrives over the wire and so cannot be trusted to be a compiled variant), for a generic result view (a web tool's error path returns the generic card, whose text the generic path preserves), and for a web card whose `kind` this client version does not know (a newer host's value off the wire, which reading as a fetch would draw as an empty URL and `HTTP undefined`).
One component draws both kinds, discriminated by `kind`. A `search` shows the answer as markdown above a citation list; each source is a safe external link labelled by its title, or its hostname when the provider gave none, with the snippet and publication date below it, and a `来源列表已截断` indicator when the tool capped the list. A `fetch` shows a compact summary: the linked final URL, its HTTP status, and a `内容已截断` indicator. One component rather than two because both are web retrieval rendered as one card family, which is exactly the reason the contract carries them under one `card` tag with a `kind` discriminant.
**Links are safe by the http(s) subset of the allowlist MarkdownText applies to untrusted assistant-authored links** — MarkdownText also permits `mailto:`, deliberately excluded here since a retrieval URL is never a mail address. A source or fetch URL becomes a navigable anchor only when its protocol is `http:` or `https:`, with `target="_blank"` and `rel="noopener noreferrer"`; a `javascript:`/`data:`/`file:`/`mailto:` URL or an unparseable string renders as plain text with no href. The result content a web tool returns is model-authored and reaches this component unverified, so it is treated as untrusted exactly as assistant markdown is. The label falls back from title to hostname to the raw URL, so a source always reads as something even when both the title is absent and the URL does not parse.
**Geometry mirrors CodeBlock/TerminalBlock** (12px radius, code-block surface, 16px vertical margin) so a web card reads as one family with them. A long source list caps at `maxSources` with a head/tail collapse using TerminalBlock's exact split arithmetic (`ceil(max/2)` head lines plus the remaining tail), so a long body's slices agree between the two cards. A source list is prose rather than column-aligned output, so it wraps normally instead of scrolling horizontally the way a terminal card's output does — that is the one deliberate divergence from TerminalBlock.
The card is **resident** under the summary row in the chat rows, capped at `CHAT_WEB_MAX_SOURCES` (8) — half the primitive's own default of 16, which the details panel keeps — the same summary-surface-versus-reading-surface split `CHAT_TERMINAL_MAX_LINES` draws for the terminal card, and the same resident posture `BashRow` uses. The keyed rows register one `WebRow` component under both `web_search` and `web_fetch`; the row discriminates on the tool name only to pick its icon (search vs. browse) and its title (`Search`/`Fetch`). A web-declaring tool without its own keyed row lands on `GenericToolCard`, which grows the same resident card. The details panel renders the card at the primitive's full source allowance and, below it, the flattened model-visible result content: a `web_fetch` card carries only the URL and status, so its fetched body is readable only here.
## Consequences
`WebBlock` reads only the web view's fields, so it stays a pure function of what the render intent carries — no session lookups, replay-safe like the presenters that produce the view, and unlike the terminal card it needs no cwd resolution because a web view carries no path. A UI without the `web` capability (the TUI) still gets the contract's fallback `content`; nothing about the tools' result shape changed. `MarkdownText` is reused for the answer, so the answer's own untrusted-link handling and GFM rendering come for free.
A separate later PR unifies the whole-row collapse/expand interaction and will flip every resident card (terminal, diff, web) to expand-gated at once; this card follows the current resident convention rather than pre-empting that change.
## Alternatives considered
**Two components, one per kind.** Rejected: the two shapes share their card chrome, their safe-link handling, and their truncation indicator, and the contract already expresses their difference as a `kind` discriminant under one `card` tag; two components would duplicate the shared surface and split the safe-link logic.
**Reparse the model-facing render text instead of consuming the structured view.** Rejected for the same reason the contract note gives: `web_search`'s render collapses each source's fields into one free-text line labelled by title OR hostname, so reparsing cannot recover `{url, title?, snippet?, publishedAt?}`. The structured `resultView` is the only faithful source, which is why the backend PR added it.
**Render plain anchors without the protocol allowlist.** Rejected: the URL is model-authored and unverified at this seam, so an unfiltered href would let a `javascript:` URL execute on click. The allowlist is the http(s) subset of MarkdownText's (which also permits `mailto:`), so untrusted retrieval links behave identically wherever they render.
## Testing
`packages/client/ui-primitives/tests/web-block.spec.tsx` pins the component per-file to the 100% gate: both kinds; the title-or-hostname-or-raw-URL label fallback; the safe-link attributes on both kinds (an http(s) URL becoming an external anchor with `target`/`rel`, a `javascript:`/`file:`/unparseable URL rendering as a plain span with no href); the snippet and date shown or omitted on present/empty/absent; the truncation indicator gated on the flag; and the source-list height cap with its head/tail slice and expand/collapse control including the default cap.
`packages/client/ui-conversation/tests/web-card.spec.tsx` mirrors `terminal-card.spec.tsx` at every wiring seam: `webCardModel`'s derivation projecting every source field, its truncation and absent-answer arms, the fetch derivation, and each null arm (running, null result view, generic result view, unknown card tag, unknown web `kind`); the keyed `WebRow`'s resident card for both kinds capped tighter than the panel, its summary-row-alone running and failed arms; the `GenericToolCard` fallback growing the resident card for a web-declaring tool and keeping the plain row for a non-web call; the details panel's Output section for both kinds — including a `web_fetch`'s body flattened below its URL/status card — and its flattened fallback for a non-web result; and the keyed registration under both `web_search` and `web_fetch` with one component. That file sits on the coverage `exclude` list (`ui-conversation/src/*`), so a coverage run measures none of it.
The fixture (`packages/client/connection/src/client/fixture.ts`) adds turns 66 (`web_search`) and 67 (`web_fetch`), authored inline because the client-side fixture cannot import the web tool: turn 66's result view carries an answer and three sources exercising the citation list (a titled source with a snippet and date, a source with no title so its hostname labels the link, and a source with a date but no snippet) with the capped indicator on; turn 67's carries the fetched URL and a 200 status. Both keep a generic pending call view and add the `web` card only at result time, matching the contract's result-only web shape, and are named after the real tools so they hit the keyed `WebRow`. They are ordered before the todo turn (renumbered to 68) for the same reason the terminal turn is: the standing plan retires at the next `turn/start`, so a turn appended after it would empty the dock's plan strip. This drives the built-boot snapshot and a live `?fixture` server.
## Related
- [Web result card](2026-07-30-web-result-card.md) — the backend PR that added the `card: 'web'` result arm and made the two tools emit it; this is its deferred frontend consumer.
- [Web terminal card](2026-07-28-web-terminal-card.md) — the precedent this mirrors: a `ui-primitives` block, a single card-model derivation, keyed and fallback chat rows, and a details-panel arm, for the `terminal` render intent.
- [Tagged render-intent union for tool-call presentation](../architecture/2026-07-02-tool-render-intent-union.md) — the `card`-tagged vocabulary; the Web client is now a full consumer of the `web` arm.

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# Agent Note: Web result 卡片前端 —— 在浏览器渲染 web 渲染意图
Status: implemented
[English](2026-07-30-web-result-card-frontend.md) | 中文
## Problem
`web_search` 和 `web_fetch` 工具声明了 `card: 'web'` result view([web result card](2026-07-30-web-result-card.md)):一个 `kind` 标签联合,携带结构化的被引用 sources 加可选的 provider answer(`kind: 'search'`),或抓取的 URL 及其 HTTP 状态(`kind: 'fetch'`)。该视图早已抵达浏览器 —— host、connection、runtime 将它作为 `resultView` 投递到 `ConversationSnapshot` —— 但 Web 客户端忽略了它:一次已完成的 web 调用只渲染为摊平的模型可见文本,正是契约笔记所解释的、结构化视图要替代的那种有损渲染。`web_search` 到达读者时是每个 source 一行自由文本 markdown,而非可点击 source 的引用列表;`web_fetch` 是它的 markdown 正文,没有检索摘要。
## Decision
`WebBlock` 是一个 `ui-primitives` 组件,渲染一次已完成的 web 检索,web 调用的每个 Web 渲染点都通过它消费 `web` 渲染意图:键控的 chat 工具行(`web_search`/`web_fetch`)、`GenericToolCard` 渲染点兜底,以及详情面板的 Output 区。`ui-conversation/src/client/contract/web-card-model.ts` 是唯一把快照的 `resultView` 转成组件 props 的地方,镜像 `terminal-card-model.ts`,因此没有两个渲染点会对一次 web 调用的显示产生分歧。它返回 null —— 走通用路径 —— 对运行中的调用(web 卡片是 result-only 的,因为工具保留 generic pending 视图)、对 result view 不是 web 卡片的已结算调用(包括本客户端版本不认识的 `card` 值,它经 wire 抵达因而不能被信任为已编译的变体)、对 generic result view(web 工具的错误路径返回 generic 卡片,其文本由通用路径保留)、以及对本客户端版本不认识 `kind` 的 web 卡片(更新的 host 经 wire 发来的值,读作 fetch 会画出空 URL 和 `HTTP undefined`)。
一个组件绘制两种 kind,由 `kind` 判别。`search` 把 answer 作为 markdown 显示在引用列表上方;每个 source 是一个安全外链,以其标题为标签,provider 未给标题时以其主机名为标签,下方是 snippet 与发布日期,工具截断列表时显示 `来源列表已截断` 提示。`fetch` 显示一个紧凑摘要:带链接的最终 URL、其 HTTP 状态、以及 `内容已截断` 提示。用一个组件而非两个,因为两者都是渲染为同一卡片族的 web 检索 —— 这正是契约把它们放在一个 `card` 标签下、用 `kind` 判别的原因。
**链接的安全性沿用 MarkdownText 对不受信任的 assistant 链接所用 allowlist 的 http(s) 子集。** MarkdownText 还允许 `mailto:`,此处刻意排除,因为检索 URL 绝不会是邮件地址。一个 source 或 fetch URL 仅当其协议为 `http:` 或 `https:` 时才成为可导航锚点,带 `target="_blank"` 和 `rel="noopener noreferrer"`;`javascript:`/`data:`/`file:`/`mailto:` URL 或无法解析的字符串渲染为纯文本、无 href。web 工具返回的 result content 是模型创作的,未经验证抵达本组件,因此像 assistant markdown 一样被当作不受信任处理。标签从标题回退到主机名再回退到原始 URL,因此即便标题缺失且 URL 无法解析,source 也总能读作某个东西。
**几何镜像 CodeBlock/TerminalBlock**(12px 圆角、code-block 表面、16px 垂直外边距),使 web 卡片与它们读作一家。长 source 列表在 `maxSources` 处折叠,用 TerminalBlock 完全相同的分割算术做头/尾折叠(`ceil(max/2)` 头部行加剩余尾部),使长正文的切片在两张卡之间一致。source 列表是散文而非按列对齐的输出,所以它正常换行,而不像终端卡片的输出那样横向滚动 —— 这是与 TerminalBlock 唯一刻意的分歧。
卡片在 chat 行中**常驻**于摘要行之下,上限 `CHAT_WEB_MAX_SOURCES`(8)—— 原语自身默认 16 的一半,面板保留 16 —— 与 `CHAT_TERMINAL_MAX_LINES` 为终端卡片所画的摘要面对阅读面的同一划分,以及 `BashRow` 所用的同一常驻姿态。键控行把一个 `WebRow` 组件注册在 `web_search` 与 `web_fetch` 两个键下;行仅根据工具名判别以选取其图标(search 对 browse)与标题(`Search`/`Fetch`)。没有自己键控行的 web 声明工具落到 `GenericToolCard`,它长出同一张常驻卡片。详情面板以原语的完整 source 额度渲染卡片,并在其下方渲染摊平的模型可见结果内容:`web_fetch` 卡片只携带 URL 与状态,因此其抓取正文只在此处可读。
## Consequences
`WebBlock` 只读 web view 的字段,因此它是渲染意图所携带内容的纯函数 —— 无会话查找,与产出该视图的 presenter 一样回放安全,且不同于终端卡片它不需要 cwd 解析,因为 web view 不携带路径。没有 `web` 能力的 UI(TUI)仍得到契约的回退 `content`;工具的 result 形状没有任何改变。answer 复用 `MarkdownText`,因此 answer 自身的不受信任链接处理与 GFM 渲染免费获得。
一条独立的后续 PR 会统一整行折叠/展开交互,并把每张常驻卡片(terminal、diff、web)一次性翻成 expand-gated;本卡片遵循当前的常驻约定,而非抢先做那次改动。
## Alternatives considered
**两个组件,每种 kind 一个。** 拒绝:两种形状共享卡片外框、安全链接处理、截断提示,而契约已经把它们的差异表达为一个 `card` 标签下的 `kind` 判别;两个组件会重复共享表面并拆分安全链接逻辑。
**重解析模型可见的渲染文本,而非消费结构化视图。** 因契约笔记给出的同一理由拒绝:`web_search` 的渲染把每个 source 的字段压缩成一行自由文本、以标题或主机名为标签,所以重解析无法恢复 `{url, title?, snippet?, publishedAt?}`。结构化的 `resultView` 是唯一忠实来源,这正是后端 PR 添加它的原因。
**不加协议 allowlist 直接渲染裸锚点。** 拒绝:URL 在此接缝处是模型创作、未经验证的,所以未过滤的 href 会让 `javascript:` URL 在点击时执行。该 allowlist 是 MarkdownText allowlist(它还允许 `mailto:`)的 http(s) 子集,因此不受信任的检索链接无论在何处渲染都行为相同。
## Testing
`packages/client/ui-primitives/tests/web-block.spec.tsx` 把组件钉到 per-file 100% 门槛:两种 kind;标题-或-主机名-或-原始 URL 的标签回退;两种 kind 上的安全链接属性(http(s) URL 成为带 `target`/`rel` 的外链,`javascript:`/`file:`/无法解析的 URL 渲染为无 href 的纯 span);snippet 与日期在存在/为空/缺失时的显示或省略;由标志位控制的截断提示;以及 source 列表高度上限及其头/尾切片与展开/收起控件,含默认上限。
`packages/client/ui-conversation/tests/web-card.spec.tsx` 在每个接线接缝镜像 `terminal-card.spec.tsx`:`webCardModel` 的派生投影每个 source 字段、其截断与缺失 answer 的支路、fetch 派生、以及每个 null 支路(运行中、null result view、generic result view、未知 card 标签、未知 web `kind`);键控 `WebRow` 对两种 kind 的常驻卡片、比面板收得更紧、其仅摘要行的运行中与失败支路;`GenericToolCard` 兜底为 web 声明工具长出常驻卡片、并为非 web 调用保持纯行;详情面板 Output 区对两种 kind —— 含 `web_fetch` 正文摊平在其 URL/状态卡片下方 —— 及其对非 web 结果的摊平回退;以及在 `web_search` 与 `web_fetch` 两键下用一个组件的键控注册。该文件位于覆盖率 `exclude` 列表(`ui-conversation/src/*`),因此覆盖率运行不度量它。
fixture(`packages/client/connection/src/client/fixture.ts`)添加 turn 66(`web_search`)与 67(`web_fetch`),内联撰写,因为客户端 fixture 无法 import web 工具:turn 66 的 result view 携带一个 answer 与三个 source,演练引用列表(一个带 snippet 与日期的有标题 source、一个无标题因而以主机名标注链接的 source、一个有日期无 snippet 的 source)并开启截断提示;turn 67 携带抓取的 URL 与一个 200 状态。两者都保留 generic pending call view,仅在 result 时添加 `web` 卡片,匹配契约的 result-only web 形状,且以真实工具命名,使其命中键控 `WebRow`。它们被排在 todo turn(重编号为 68)之前,理由与终端 turn 相同:待定计划在下一个 `turn/start` 退休,所以排在其后的 turn 会清空 dock 的 plan strip。这驱动 built-boot snapshot 与一个实时 `?fixture` 服务。
## Related
- [Web result card](2026-07-30-web-result-card.md) —— 添加 `card: 'web'` result 支路并让两个工具发出它的后端 PR;本条是它推迟的前端消费者。
- [Web terminal card](2026-07-28-web-terminal-card.md) —— 本条所镜像的先例:一个 `ui-primitives` block、一处 card-model 派生、键控与兜底 chat 行、以及一个详情面板支路,用于 `terminal` 渲染意图。
- [工具调用呈现的标签化 render-intent union](../architecture/2026-07-02-tool-render-intent-union.md) —— `card` 标签词汇;Web 客户端现在是 `web` 支路的完整消费者。

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# Bilingual-pair consistency record (docs/i18n/README.md): the git blob hash of each
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-30-web-search-card.md
2026-07-30-web-search-card.md: 4c7ae6c8c658f4f10f0667b12853cb2e70df15b1
2026-07-30-web-search-card.zh.md: 714a2979730dc2c83f6cfc1cf6d21978755a2d95

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# Agent Note: Web search card — the grep and glob render intent reaches the browser
Status: implemented
English | [中文](2026-07-30-web-search-card.zh.md)
## Problem
The `grep` and `glob` tools declare a result-time `card: 'search'` render intent ([search render card](2026-07-30-search-render-card.md)): a `SearchMatchesResultView` (`shape: 'matches'`) carrying grep's matches grouped by file, or a `SearchPathsResultView` (`shape: 'paths'`) carrying glob's flat path list, both with a `truncated`/`total` capping signal. That view already reaches the browser — host, connection, and runtime deliver it onto `ConversationSnapshot` as `resultView` — but the Web client ignored it: every non-terminal, non-diff tool result fell through to the generic card, which renders the model-facing text. A web frontend that wants an expandable per-file group of matches, or a scannable path list, had only the pre-formatted text.
This is the follow-up the search render card note names: that PR was the backend contract and its two producers; this PR is the web consumer.
## Decision
`SearchBlock` is a `ui-primitives` component that renders a completed search as either shape, and the Web render sites for a `grep`/`glob` call consume the search render intent through it. `ui-conversation/src/client/contract/search-card-model.ts` is the single place that turns the snapshot's `resultView` into the component's props, so no render site re-derives the shape. It returns null — the generic path — whenever the result view is not a search card, including a still-running call (a search card is result-time only, so there is nothing before `execute`), a generic result a `grep`/`glob` failure or a nested `run_code` dispatch produces, a terminal result view, a `card` value this client version does not know, a `card: 'search'` view whose `shape` this version does not compile, and — because `shape` and the grouped/flat contents ride the same untrusted wire frame the host schema only string-checks — a known `shape` whose `files`/`paths` is missing or malformed (which would otherwise crash `SearchBlock` at `.reduce`/`.map`). The result-view discriminant is `shape` (not `kind`, which the backend reserves for the call view's icon-picking tag); `SearchBlock`'s own prop stays `kind`, mapped from `shape` in this derivation.
The asymmetry with the terminal card is deliberate and inherited from the backend contract: `terminalCardModel` reads both `callView` and `resultView` because a command, cwd, and description exist at call time; `searchCardModel` reads only `resultView` because a search's matches or paths exist only after execution. A running search row therefore shows its summary alone, with no card.
One component draws both shapes, discriminated by `kind`, because `grep` and `glob` are the same visual object — a search result. `SearchMatchesBlockProps` (`kind: 'matches'`) and `SearchPathsBlockProps` (`kind: 'paths'`) keep each shape's fields required rather than a single interface with everything optional. The component flattens whichever shape it holds into one list of render rows — a file header row plus its match rows for the matches shape, one path row per path for the paths shape — so the height cap counts a file header as one row exactly as a match line or a path, and the head/tail slice arithmetic is `TerminalBlock`'s (`ceil(max/2)` head, the remainder tail), so a long search result and a long command output cut at the same place across the two cards.
The component's contract:
- **Grouped matches, collapsible per file.** Each file is a header row (a bold path plus its match count, the whole row the collapse control) followed by its `lineNumber: line` rows. Collapsing a group drops its match rows from the flattened list and from the height cap's arithmetic, but never from the copy text.
- **Flat path list.** The paths shape renders one path per row, no headers.
- **A capped indicator.** When `truncated`, the banner summary folds the pre-cap total in — `显示 X / 共 N 处匹配 · K 个文件` for grep, `显示 X / 共 N 个路径` for glob — so the card never presents a capped page as the complete result. When not `truncated` the summary is a plain structural count (`{n} 处匹配 · {m} 个文件`, or `{n} 个路径`).
- **A recovery footer for a capped result.** The card holds only the retained page, but the locator to the rest — grep/glob's `Full … stored at: <locator>` footer — lives only in the raw `tool/result` content (the search view carries no result text; a UI without a card falls back to that raw content), not in the structured matches/paths. Because every render site replaces the raw result with the card, `searchCardModel` surfaces the block's own flattened result text as `SearchCardModel.recovery` when (and only when) the result was capped, and each render site draws it below the card. Without this the one path to the dropped rows would vanish from the UI; an uncapped result carries every row, so its raw text adds nothing and is dropped.
- **No soft wrapping.** Result rows are `white-space: pre` inside a horizontally scrolling box, so a long match line or a deep path scrolls sideways rather than folding.
- **Height cap with an expand control.** More than `DEFAULT_SEARCH_MAX_LINES` (16) rows shows a head/tail slice with a button reporting the hidden count, the same shape and arithmetic as `TerminalBlock`.
- **Copy.** The copy control writes the whole structured result — every file and match, or every path — regardless of the height cap or which groups are collapsed, so the clipboard carries the result rather than what the card happens to be showing.
Geometry, radius, and fonts mirror `CodeBlock` and `TerminalBlock`, so a search card reads as one family with them; `white-space: pre` plus horizontal scroll is the shared deliberate divergence.
### Render sites
Three sites consume the derivation, mirroring the terminal card's placement exactly:
- **The keyed `SearchRow`** (`toolviews/search-row.tsx`) registers ONE component under both `grep` and `glob` in the `conversation.chat.toolview` keyed hole, and renders the card RESIDENT under the summary row, capped at `CHAT_SEARCH_MAX_LINES` (8) — the same posture `BashRow` takes for its terminal card. Both tool names get the same row because the derived `kind` decides the shape, so a second component would duplicate it. A capped result's recovery footer sits below the card. Because the keyed row owns this render slot, a settled call with no search card — an errored search (grep/glob emit no result view on error), a successful nested `run_code` sub-dispatch (the backend computes no `presentationMeta`, so `resultView` is null), or a legacy generic result — would otherwise show only its summary with its content lost; the row surfaces that model-facing text as a fallback body, keyed on `search === null && settled` rather than on the error state alone. (This resident posture matches the current terminal/diff cards; a separate later PR unifies the whole-row collapse/expand interaction and flips all resident cards at once — out of scope here.)
- **The generic fallback** (`chat/GenericToolCard` → `chat/ToolRow`) threads the derived model as an expand-gated body, the same arm `terminal` uses: a `grep`/`glob` result with no keyed row (none in the shipped app, since both are registered) still renders its card, with the recovery footer, behind the row's expand toggle.
- **The details panel** (`skeleton/DetailsPanel`) renders the card at the primitive's own full height in the Output section, with the recovery footer below it, keeping the JSON Input section.
`CHAT_SEARCH_MAX_LINES` (8) is the row cap, half the primitive's default the panel keeps, for the same reason as `CHAT_TERMINAL_MAX_LINES`: the chat flow is a summary surface read across many calls, the panel is the single-call reading surface.
## Alternatives considered
**Two card components, one per tool.** Rejected: `grep` and `glob` are the same visual object discriminated only by `kind`, so two components would duplicate the banner, the height cap, the copy control, and the no-wrap geometry. One component switching on `kind` is what the backend's single `card: 'search'` view is for.
**A `SearchCallView` so the row renders a card while the search runs.** Rejected: the backend contract deliberately has no call-time search view — a search has no matches or paths before `execute`. The running row shows its summary alone, and `searchCardModel` returns null for a running block, which is faithful to what exists.
**Reuse `TerminalBlock` or `CodeBlock`.** Rejected: neither models per-file collapsible groups or a folded capped-result summary, and both would need the grouped-matches shape bolted on. The three blocks share their geometry and font tokens instead, which is the only part where one implementation is correct for all.
## Consequences
`SearchBlock` reads only the search view's fields, so it stays a pure function of what the render intent carries — no session lookups, replay-safe like the presenters that produce the view. A UI without the search capability still gets the bridge's fenced fallback; nothing about the tool's result shape changed. Extending `ToolRow` with a `search` body prop adds one arm beside `terminal`; a call carries at most one card kind, so the two are never both present on a row.
## Testing
`packages/client/ui-primitives/tests/search-block.spec.tsx` pins the component at per-file 100%: both kinds, the folded pre-cap total in the summary, the empty arm, per-file collapse/re-expand without touching neighbours, a file header counting as one capped row alongside its matches, the tail slice restoring its owning file header when the cut falls mid-file, the head/tail cap and its expand control across both shapes and the no-tail and default-cap edges, and the copy control writing the whole structured result on the accepted and refused clipboard paths.
`packages/client/ui-conversation/tests/search-card.spec.tsx` pins the wiring at every render site: `searchCardModel`'s derivation for both kinds, the truncation signal, the replacement title, the recovery text surfaced only when capped, each null arm (running, no views, generic, terminal, unknown card, an uncompiled `kind`, and a known kind with a missing/malformed shape); the chat row's expand-gated matches and paths bodies through `GenericToolCard` (with the recovery footer) against the non-search args-JSON body; `SearchRow`'s resident card for both kinds, its recovery footer, its fallback body for both an errored search and a settled cardless result, its agreement with the summary row's run state, the replacement-title precedence, and the keyed registration under both `grep` and `glob` with one component; and the details panel's Output section for both kinds (with the recovery footer) against the non-search flattened form. `packages/client/ui-conversation/src/*` sits on the coverage exclude list, so this file is written against no gate pressure. `packages/client/connection/src/client/fixture.ts` gains a `grep` turn emitting `kind: 'matches'` (three files, twelve rows over the row cap, `truncated` with a spill-recovery footer, so it exercises the head/tail cap and the recovery footer in the assembled snapshot) and a `glob` turn emitting `kind: 'paths'`, both driving the built-boot snapshot and the live `?fixture` server. `apps/web/tests/search-card.snapshot.ts` is the assembled-output check the repo contract asks for: it boots the real built `client.js` bundles through the keyless fixture transport, opens the fixture session, and pins the grep card's assembled shape — kind, truncation summary, the head/tail slice, and its expand control — under `apps/web/tests/snapshots/search-card/`, so a broken SearchRow registration or a dropped card fails a golden the built-boot smoke (boot-only by contract) cannot.
## Related
- [Search render intent — grep and glob emit a structured search card](2026-07-30-search-render-card.md) — the backend contract and its two producers; this is its named web-consumer follow-up.
- [Web terminal card](2026-07-28-web-terminal-card.md) — the precedent this mirrors: a tool's render intent reaches the browser through a `ui-primitives` block, a single `contract/*-card-model.ts` derivation, and the same three render sites.
- [Tagged render-intent union for tool-call presentation](../architecture/2026-07-02-tool-render-intent-union.md) — the `card`-tagged vocabulary both cards consume.

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# Agent Note:Web 搜索卡片 —— grep 与 glob 的 render intent 到达浏览器
Status: implemented
[English](2026-07-30-web-search-card.md) | 中文
## Problem
`grep` 与 `glob` 工具声明了一个仅在结果阶段存在的 `card: 'search'` render intent([search render card](2026-07-30-search-render-card.md)):`SearchMatchesResultView`(`shape: 'matches'`)携带 grep 按文件分组的匹配,或 `SearchPathsResultView`(`shape: 'paths'`)携带 glob 的扁平路径列表,两者都带 `truncated`/`total` 截断信号。该视图已经到达浏览器 —— host、connection、runtime 把它作为 `resultView` 投递到 `ConversationSnapshot` 上 —— 但 Web 客户端忽略了它:每个非终端、非 diff 的工具结果都落到 generic 卡片,渲染面向模型的文本。想把搜索结果渲染成可展开的按文件匹配分组、或可扫读的路径列表的 web 前端,只有那段预格式化文本。
这正是 search render card note 指名的后续:那个 PR 是后端契约和它的两个生产者,本 PR 是 web 消费者。
## Decision
`SearchBlock` 是一个 `ui-primitives` 组件,把一次已完成的搜索渲染成两种形态之一,`grep`/`glob` 调用的 Web 渲染点都通过它消费搜索 render intent。`ui-conversation/src/client/contract/search-card-model.ts` 是把 snapshot 的 `resultView` 转成组件 props 的唯一位置,因此没有渲染点重新推导形态。当结果视图不是搜索卡片时它返回 null(走 generic 路径),包括仍在运行的调用(搜索卡片仅在结果阶段存在,`execute` 前无内容)、`grep`/`glob` 失败或嵌套 `run_code` dispatch 产生的 generic 结果、terminal 结果视图、本客户端版本不认识的 `card` 值、`shape` 是本版本无法编译的 `card: 'search'` 视图,以及 —— 因为 `shape` 和分组/扁平内容与 host schema 只做字符串校验的那同一个不可信 wire 帧同行 —— 一个 `shape` 已知但 `files`/`paths` 缺失或格式错误的视图(否则会让 `SearchBlock` 在 `.reduce`/`.map` 处崩溃)。结果视图的判别键是 `shape`(不是 `kind` —— 后端把 `kind` 留给 call view 的选图标签);`SearchBlock` 自身的 prop 仍是 `kind`,由本推导从 `shape` 映射得到。
与终端卡片的不对称是刻意的,继承自后端契约:`terminalCardModel` 同时读 `callView` 和 `resultView`,因为命令、cwd、description 在调用时就存在;`searchCardModel` 只读 `resultView`,因为搜索的匹配或路径只在执行后存在。因此运行中的搜索行只显示摘要,没有卡片。
一个组件绘制两种形态,用 `kind` 区分,因为 `grep` 和 `glob` 是同一个视觉对象 —— 一个搜索结果。`SearchMatchesBlockProps`(`kind: 'matches'`)和 `SearchPathsBlockProps`(`kind: 'paths'`)让每种形态的字段保持必填,而不是所有字段都可选的单一接口。组件把它持有的形态压平成一个渲染行列表 —— matches 形态是一个文件头行加它的匹配行,paths 形态是每个路径一行 —— 于是高度上限把一个文件头当作一行来计,与一条匹配行或一个路径相同,头/尾切片算术就是 `TerminalBlock` 的(`ceil(max/2)` 头,其余为尾),因此一个长搜索结果和一段长命令输出在两张卡片间在同一处截断。
组件契约:
- **按文件分组的匹配,逐文件可折叠。** 每个文件是一个头行(加粗路径加它的匹配计数,整行即折叠控件),后面跟它的 `lineNumber: line` 行。折叠一个组会把它的匹配行从压平列表和高度上限的算术里去掉,但绝不从复制文本里去掉。
- **扁平路径列表。** paths 形态每行一个路径,无头行。
- **截断指示。** `truncated` 时,横幅摘要把截断前总数折入 —— grep 为 `显示 X / 共 N 处匹配 · K 个文件`,glob 为 `显示 X / 共 N 个路径` —— 因此卡片绝不把一个被截断的页面呈现为完整结果。未 `truncated` 时摘要是一个朴素的结构计数(`{n} 处匹配 · {m} 个文件`,或 `{n} 个路径`)。
- **被截断结果的恢复脚注。** 卡片只持有保留的那一页,但通往其余部分的定位符 —— grep/glob 的 `Full … stored at: <locator>` 脚注 —— 只存在于原始 `tool/result` 内容里(搜索视图不携带结果文本;没有卡片的 UI 回退到那段原始内容),而非结构化的 matches/paths 中。由于每个渲染点都用卡片替换了原始结果,`searchCardModel` 在(且仅在)结果被截断时把 block 自身压平后的结果文本作为 `SearchCardModel.recovery` 暴露出来,每个渲染点把它画在卡片下方。没有它,通往被丢弃行的唯一路径就会从 UI 里消失;未截断的结果携带了每一行,其原始文本不增加任何信息,因此被丢弃。
- **不软换行。** 结果行在一个横向滚动的盒子里 `white-space: pre`,因此一条长匹配行或一个深路径横向滚动而不折叠。
- **带展开控件的高度上限。** 超过 `DEFAULT_SEARCH_MAX_LINES`(16)行时显示一个头/尾切片,中间一个按钮报告被隐藏的行数,形状和算术与 `TerminalBlock` 相同。
- **复制。** 复制控件写入整个结构化结果 —— 每个文件与匹配,或每个路径 —— 无关高度上限或哪些组被折叠,因此剪贴板携带的是结果本身,而不是卡片此刻恰好显示的内容。
几何、圆角、字体镜像 `CodeBlock` 与 `TerminalBlock`,因此搜索卡片与它们读作同一族;`white-space: pre` 加横向滚动是它们共享的刻意分歧。
### 渲染点
三个渲染点消费该推导,与终端卡片的落位完全一致:
- **keyed `SearchRow`**(`toolviews/search-row.tsx`)把一个组件同时注册到 `conversation.chat.toolview` keyed hole 的 `grep` 与 `glob` 键下,并把卡片作为常驻(resident)渲染在摘要行下方,上限为 `CHAT_SEARCH_MAX_LINES`(8)—— 与 `BashRow` 对其终端卡片采取的姿态相同。两个工具名共用同一行,因为推导出的 `kind` 决定形态,第二个组件只会重复它。被截断结果的恢复脚注画在卡片下方。因为 keyed 行占据了这个渲染槽,一个没有搜索卡片的已结算调用 —— 出错的搜索(grep/glob 出错时不产出结果视图)、成功的嵌套 `run_code` 子派发(后端不为其计算 `presentationMeta`,故 `resultView` 为 null)、或旧日志的 generic 结果 —— 否则只会显示摘要而丢失内容;该行把这段面向模型的文本作为 fallback body 暴露出来,判据是 `search === null && 已结算`,而非仅凭错误状态。(该常驻姿态与当前的 terminal/diff 卡片一致;一个单独的后续 PR 会统一整行折叠/展开交互并一次性翻转所有常驻卡片 —— 不在本 PR 范围内。)
- **generic fallback**(`chat/GenericToolCard` → `chat/ToolRow`)把推导出的 model 作为展开门控的 body 传入,与 `terminal` 用的是同一分支:没有 keyed 行的 `grep`/`glob` 结果(发布应用里没有,因为两者都注册了)仍在行的展开开关后渲染其卡片,并带恢复脚注。
- **details panel**(`skeleton/DetailsPanel`)在 Output 段以 primitive 自身的完整高度渲染卡片,恢复脚注画在其下方,保留 JSON Input 段。
`CHAT_SEARCH_MAX_LINES`(8)是行内上限,为 primitive 默认值的一半(panel 保留默认值),理由与 `CHAT_TERMINAL_MAX_LINES` 相同:chat 流是跨多次调用扫读的摘要表面,panel 是单次调用的阅读表面。
## Alternatives considered
**两个卡片组件,每个工具一个。** 否决:`grep` 与 `glob` 是仅由 `kind` 区分的同一视觉对象,两个组件会重复横幅、高度上限、复制控件与不换行几何。一个按 `kind` 分支的组件正是后端那个单一 `card: 'search'` 视图的用途。
**加一个 `SearchCallView`,让行在搜索运行时就渲染卡片。** 否决:后端契约刻意没有调用阶段的搜索视图 —— 搜索在 `execute` 前没有匹配或路径。运行中的行只显示摘要,`searchCardModel` 对运行块返回 null,忠实于实际存在的东西。
**复用 `TerminalBlock` 或 `CodeBlock`。** 否决:两者都不建模逐文件可折叠的组或折叠式截断摘要,都需要把按文件分组的形态硬塞进去。三个块转而共享几何与字体 token,那是唯一一处一个实现对三者都正确的部分。
## Consequences
`SearchBlock` 只读搜索视图的字段,因此保持为 render intent 所携内容的纯函数 —— 无会话查询,与产生该视图的 presenter 一样可重放。没有搜索能力的 UI 仍得到 bridge 的围栏回退;工具的结果形态没有任何改变。给 `ToolRow` 扩一个 `search` body prop 只在 `terminal` 旁加一个分支;一次调用至多携带一种卡片,因此两者绝不同时出现在一行。
## Testing
`packages/client/ui-primitives/tests/search-block.spec.tsx` 以 per-file 100% 覆盖固定组件:两种 kind、折入摘要的截断前总数、空结果分支、逐文件折叠/再展开且不影响邻居、一个文件头与其匹配一起计为一个被截断行、切口落在文件中间时尾部切片恢复其所属文件头、跨两种形态的头/尾上限及其展开控件(含无尾与默认上限的边界),以及复制控件在接受与拒绝的剪贴板路径上写入整个结构化结果。
`packages/client/ui-conversation/tests/search-card.spec.tsx` 固定每个渲染点的接线:`searchCardModel` 对两种 kind 的推导、截断信号、替换标题、仅在截断时暴露的恢复文本,以及每个 null 分支(运行中、无视图、generic、terminal、未知卡片、本版本无法编译的 `kind`、以及一个形态缺失/错误的已知 kind);通过 `GenericToolCard` 的展开门控 matches 与 paths body(含恢复脚注),对照非搜索的 args-JSON body;`SearchRow` 对两种 kind 的常驻卡片、它的恢复脚注、它对出错搜索与已结算无卡片结果两者的 fallback body、它与摘要行运行状态的一致、替换标题优先级,以及一个组件在 `grep` 与 `glob` 两个键下的 keyed 注册;以及 details panel 的 Output 段对两种 kind(含恢复脚注),对照非搜索的压平形态。`packages/client/ui-conversation/src/*` 在覆盖排除清单上,因此该文件不受 gate 压力。`packages/client/connection/src/client/fixture.ts` 新增一个发出 `kind: 'matches'` 的 `grep` turn(三个文件、十二行超过行内上限、`truncated` 且带溢出恢复脚注,因此在组装快照里同时演练头/尾上限与恢复脚注)与一个发出 `kind: 'paths'` 的 `glob` turn,两者都驱动 built-boot snapshot 与实时 `?fixture` 服务。`apps/web/tests/search-card.snapshot.ts` 是仓库契约要求的组装输出检查:它通过 keyless fixture 传输启动真实构建的 `client.js` bundle,打开 fixture 会话,并把 grep 卡片的组装形态——kind、截断摘要、头/尾切片及其展开控件——固定在 `apps/web/tests/snapshots/search-card/` 下,因此一个损坏的 SearchRow 注册或被丢弃的卡片会让一个 golden 失败,而 built-boot smoke(按契约只测启动)无法捕获它。
## Related
- [Search render intent —— grep 与 glob 发出结构化搜索卡片](2026-07-30-search-render-card.md) —— 后端契约与它的两个生产者;本 note 是它指名的 web 消费者后续。
- [Web 终端卡片](2026-07-28-web-terminal-card.md) —— 本 note 镜像的先例:工具的 render intent 通过一个 `ui-primitives` 块、一个 `contract/*-card-model.ts` 推导、以及同样的三个渲染点到达浏览器。
- [工具调用呈现的标签化 render-intent 联合](../architecture/2026-07-02-tool-render-intent-union.md) —— 两张卡片都消费的 `card` 标签词汇。

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# Bilingual-pair consistency record (docs/i18n/README.md): the git blob hash of each
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-30-web-tool-row-unified-expand-and-inspect.md
2026-07-30-web-tool-row-unified-expand-and-inspect.md: ba2f4ead8023772fad578ca0b647241ecc332905
2026-07-30-web-tool-row-unified-expand-and-inspect.zh.md: ac4835c7429a3ff7d3042f73d26d267911533132

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# Agent Note: Web tool-row unified expand and trajectory Inspect
Status: implemented
English | [中文](2026-07-30-web-tool-row-unified-expand-and-inspect.zh.md)
## Problem
The chat view's tool rows had drifted into per-surface interaction dialects: ToolRow expanded through a leading-icon toggle and only for calls with an args body, the bash sample had its own expand affordance, todo/ask-question rows expanded raw args only, single-file tools were not expandable at all, and a call's OUTPUT was reachable only through the details panel. A failing bash command (exit≠0 settles `isError:false`) showed no collapsed-row failure signal. There was also no path from a chat row to its trajectory record, and switching chat → trajectory → chat lost the reader's scroll position because the tab ring unmounts inactive views.
## Decision
**Every expandable tool row shares one interaction — the whole row toggles (click / Enter / Space) with an icon→chevron hover preview — and one expanded body: an IN/OUT gutter-labeled card with per-section scroll caps; a hover-revealed Inspect pill jumps to the call's trajectory record through a one-shot store handoff; the chat view preserves its scroll offset across view switches through an in-memory per-session map.**
- `toolRowModel` now derives result material alongside args: `output` (the `resultText` flatten, moved from DetailsPanel into the contract), and `errorSummary` (the failure's first line, shown as the collapsed summary in the error color). A row with body, output, or terminal material is expandable; the row itself is the toggle (`role="button"`, `aria-expanded`), and file-path summaries stay independent links via `stopPropagation`.
- The expanded card (figma 1249:35657) is a column of IN/OUT sections: each section is its own scrollport (max-height 150px) with a sticky gutter label, and the l2 divider spans the full card width. Think prose and the run_code CodeBlock keep their non-card bodies; context injection reuses the row with a label-less `plainBody` card.
- `terminalFailed` reads a settled terminal card's exit status so BashRow and GenericToolCard surface a failing command as the row's red state dot — the only failure signal the collapsed row has, since the call itself settles `isError:false`.
- TerminalBlock's banner joins the same reading model: it shares the card surface (no banner token), an l2 hairline separates it from the body, the command column caps at 150px and scrolls with sticky copy/status controls top-aligned to the first prompt row.
- Inspect: `ToolRowOwnerProps.inspect` (absent for rows without a call identity) renders a pill in real flow under the expanded body's bottom-left, revealed by hovering anywhere on the tool call. Clicking writes `{ callId }` to the chat store's one-shot `inspect` field and switches to the trajectory view; TrajectoryTable finds the record, opens its summary, and acknowledges by clearing the field.
- Scroll preservation: the chat view saves its offset on every scroll (null when pinned to bottom) into an apply-scope `Map<SessionId, number>` exposed as `chatScroll` on the injected props; the open-jump branch restores it on remount. Deliberately not persisted — a fresh page load keeps the open-jump-to-bottom default.
## Alternatives considered
**Keeping the leading-icon toggle and per-registrant expand affordances.** Rejected: three surfaces had already diverged; the registrant posture (bash sample replicates CSS locally) makes drift permanent unless the interaction contract itself is uniform and small — whole-row toggle plus hover preview.
**Routing Inspect through a URL or a trajectory-view prop.** Rejected: the view ring renders through the slot registry, so the two views share no parent that could carry a prop; the chat store already crosses that boundary and the one-shot field keeps the handoff replay-safe (persisted snapshots from before the field rehydrate with `?? null`).
**Persisting the chat scroll offset.** Rejected: restoring a days-old offset into a conversation that has since grown reads as a bug; the in-memory map scopes the memory to exactly the view-switch case that loses it.
**A per-row expanded OUTPUT fetched from the details panel's material.** Unnecessary: the settled result node already rides the snapshot's frozen call slice, so the contract-level `resultText` flatten serves both the row and the panel from one derivation.
## Consequences
Any registered toolview gets input AND output inspection in place, with the details panel and trajectory remaining the deep-dive surfaces. The unified interaction is contract-visible (`ToolRowProps.output/errorSummary/inspect`), so third-party rows opt in by passing model fields through. The bash sample intentionally re-replicates the new CSS (registrant posture), so future interaction changes still touch it by hand. `--dsw-font-markdown-code-block-small` (12/18) is a hand-added token pending a design-platform export. The web-cordis `distIndex` fix (plain concatenation, not URL.pathname) unblocks preview boots from a cwd with spaces.

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# Agent Note:Web 工具行统一展开交互与 trajectory Inspect
状态:已实现
[English](2026-07-30-web-tool-row-unified-expand-and-inspect.md) | 中文
## 问题
聊天视图的工具行交互已经分裂成多种方言:ToolRow 通过前导图标切换展开、且仅限有 args body 的调用,bash 示例有自己的一套展开方式,todo / ask-question 行只能展开原始 args,单文件工具完全不可展开,而调用的 OUTPUT 只能通过右侧详情面板查看。失败的 bash 命令(exit≠0 但结算为 `isError:false`)在折叠行上没有任何失败信号。此外聊天行没有跳转到 trajectory 记录的入口,且 chat → trajectory → chat 切换会丢失阅读位置(标签环会卸载非活跃视图)。
## 决定
**所有可展开工具行共享同一交互——整行即开关(点击 / Enter / 空格),图标 hover 时渐变为 chevron 预览——以及同一展开体:带 IN/OUT 侧栏标签的卡片,各分区独立滚动上限;hover 显示的 Inspect 胶囊通过 store 的一次性交接跳到该调用的 trajectory 记录;聊天视图用内存态的按会话 Map 在视图切换间保留滚动位置。**
- `toolRowModel` 在 args 之外同时派生结果材料:`output`(`resultText` 拍平逻辑从 DetailsPanel 移入 contract)和 `errorSummary`(失败首行,以错误色作为折叠摘要)。有 body、output 或 terminal 材料的行即可展开;行本身是开关(`role="button"`、`aria-expanded`),文件路径摘要通过 `stopPropagation` 保持独立链接。
- 展开卡片(figma 1249:35657)是 IN/OUT 分区列:每个分区是独立滚动区(max-height 150px),侧栏标签 sticky 固定,l2 分割线横贯整卡宽度。Think 的推理文本和 run_code 的 CodeBlock 保持非卡片体;上下文注入复用此行并以无标签的 `plainBody` 卡片展开。
- `terminalFailed` 读取已结算 terminal 卡片的退出状态,让 BashRow 和 GenericToolCard 把失败命令显示为行的红色状态点——这是折叠行唯一的失败信号,因为调用本身结算为 `isError:false`。
- TerminalBlock 的横幅并入同一阅读模型:与卡片共用同一表面(不再用 banner token),与正文之间是 l2 细线,命令列上限 150px 内部滚动,复制/状态控件 sticky 且顶对齐第一行提示符。
- Inspect:`ToolRowOwnerProps.inspect`(无调用身份的行不提供)在展开体左下角以真实布局位置渲染胶囊,hover 整个 tool call 任意位置显示。点击将 `{ callId }` 写入 chat store 的一次性 `inspect` 字段并切换到 trajectory 视图;TrajectoryTable 找到记录、打开其摘要,并通过清空字段确认。
- 滚动保留:聊天视图在每次滚动时保存偏移(贴底时为 null)到 apply 作用域的 `Map<SessionId, number>`,经注入 props 的 `chatScroll` 暴露;重挂载时 open-jump 分支恢复它。刻意不持久化——新页面加载保持打开即贴底的默认行为。
## 曾考虑的替代方案
**保留前导图标开关和各注册方自有的展开方式。** 否决:三个表面已经分化;注册方姿态(bash 示例本地复刻 CSS)意味着除非交互契约本身统一且足够小——整行开关加 hover 预览——否则漂移会永久存在。
**通过 URL 或 trajectory 视图 prop 传递 Inspect。** 否决:视图环经由 slot 注册表渲染,两个视图没有可携带 prop 的共同父级;chat store 本就跨越该边界,一次性字段让交接可安全重放(字段出现之前的持久化快照以 `?? null` 复水)。
**持久化聊天滚动偏移。** 否决:把几天前的偏移恢复到已经增长的会话里读起来像 bug;内存 Map 把记忆精确限定在会丢位置的视图切换场景。
**从详情面板的材料为每行单独取展开 OUTPUT。** 不必要:已结算结果节点本就在快照的冻结调用切片上,contract 层的 `resultText` 拍平让行和面板共用一份派生。
## 后果
任何已注册 toolview 都能就地查看输入与输出,详情面板和 trajectory 仍是深查表面。统一交互契约可见(`ToolRowProps.output/errorSummary/inspect`),第三方行透传模型字段即可接入。bash 示例有意重新复刻新 CSS(注册方姿态),未来交互变更仍需手动同步它。`--dsw-font-markdown-code-block-small`(12/18)是手工补充的 token,待设计平台导出后替换。web-cordis 的 `distIndex` 修复(纯拼接而非 URL.pathname)解除了含空格 cwd 下预览无法启动的问题。

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# Bilingual-pair consistency record (docs/i18n/README.md): the git blob hash of each
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-31-browser-derived-initial-locale.md
2026-07-31-browser-derived-initial-locale.md: 0c49a6bbfec0ab33a5aa3ce53dde0cac747f3816
2026-07-31-browser-derived-initial-locale.zh.md: c013d24dcd3bb49d176eaddd42ff41dde320ff1f

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# Agent Note: The Settings language a fresh browser opens in comes from the browser
Status: implemented
English | [中文](2026-07-31-browser-derived-initial-locale.zh.md)
## Problem
The Settings Language row opened every first visit in Chinese: `LocaleService` read `dsh.locale` from localStorage and fell straight back to `zh` when nothing was stored. The browser already states which languages its user reads — `navigator.languages` is that statement — and the app ignored it, so an English reader met a Chinese product and had to find a Chinese-labelled settings row to escape it. The fallback was doing two jobs at once: the last resort for an unresolvable locale, and the answer for every user who had simply never chosen.
## Decision
**The initial locale resolves through three ordered sources: the persisted preference, then the browser, then `FALLBACK_LOCALE`.** `resolveInitialLocale()` in `packages/client/locale/src/client/index.ts` runs at service construction and is the only place the order is expressed; `restorePreference()` now returns `LocaleId | undefined` (an absent, unparseable, or unreachable store reads as *no preference*) so the next source can speak.
**Browser matching is on the primary subtag, over the ordered list.** `detectBrowserLocale()` walks `[...(navigator.languages ?? []), navigator.language]` and returns the first entry whose primary subtag names a shipped locale, so `zh-Hans-CN` and `zh-TW` both land on `zh` and `en-GB` on `en`, while a browser asking only for languages this app does not ship (`fr`, `de`) yields nothing and leaves `FALLBACK_LOCALE` in charge. `navigator.language` trails the list and covers its absence on hosts that ship a Navigator without `languages` — the DOM lib types it as always present, so that tolerance carries a narrow lint exception, the same environment-boundary distrust the `localStorage` guards already express.
**`window`, not `navigator`, is the browser test.** Node ≥ 21 exposes a global `navigator` reporting the machine's own language (`en-US` on the CI runners), so gating on `navigator` would have let a node boot of the client tree resolve to `en` instead of the documented fallback. Gating on `window` keeps every non-browser run on `FALLBACK_LOCALE`.
**An explicit choice is permanent.** `setLocale` persistence is untouched, and the persisted value is consulted first, so a user who picked a language keeps it even when travelling between browser profiles or system languages. Nothing writes the detected locale back to storage: detection is re-derived every boot and stays invisible to the "has the user chosen?" question.
**The browser e2e lane now pins the browser language, not just storage.** Scenarios asserting Chinese copy (`access-confirmation`, `models-settings`, `onboarding-deepseek-config`, `settings-chrome`) open their page with `locale: ZH_BROWSER_LOCALE` from `apps/web/tests/support.ts`; `newEnglishPage` keeps pinning `dsh.locale=en`, which still wins over any browser language. `settings-chrome.e2e.ts` gained a scenario opening a second `en-US` page with empty storage and asserting the settings surface comes up English — the assembled-app proof of this feature.
## Alternatives considered
- **`Intl.DateTimeFormat().resolvedOptions().locale` or a single `navigator.language` read**: both collapse the user's ordered preference list to one tag, so a `['de', 'en', 'zh']` reader gets zh instead of en. The list is the part of the browser statement worth reading.
- **Persisting the detected locale on first boot**: it would make detection a one-time event and let a stale first visit outlive a changed browser language, and it destroys the distinction the resolution order rests on — a stored value would no longer mean "the user chose this".
- **Full BCP 47 negotiation (`Intl.LocaleMatcher`-style lookup, region and script weighting)**: with exactly two shipped locales that differ in language, primary-subtag matching is the whole of the correct answer; a negotiation layer would be untestable surface with no behavior to justify it.
- **A cordis config key for the default locale**: the deployment does not vary here — the fallback is the product's answer for "no signal at all", not a knob. Repo policy reserves `Config` fields for deployment-varying choices with a current consumer.
- **Keeping the e2e lane's zh scenarios on storage pinning (`dsh.locale=zh`)**: it would keep the suite green while removing the only place the browser-derived path runs in an assembled app; pinning the browser language instead exercises the new resolution end to end.
## Consequences
- A first visit from an English browser lands in English, and the Language row still shows the same two self-described options, so the escape hatch is unchanged in either direction.
- `FALLBACK_LOCALE` narrows to its real job — the dictionary fallback and the no-signal answer — and stops standing in for "the user has not chosen".
- Tests that construct a `LocaleService` under jsdom now depend on the environment's `navigator`: specs asserting localized copy declare their browser with one suite-level `usePinnedBrowserLanguages('zh-CN')` (dsh-client-test-runtime), and any future spec asserting a default must do the same. This package's own specs stub the globals directly, because they need shapes the helper deliberately cannot express (absent `languages`, a list decoupled from `language`, no `window` at all).
- Detection cost is one array walk per service construction, and no storage write, so boot behavior and the persisted-state surface are unchanged.

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# Agent Note: 全新浏览器打开的设置语言由浏览器决定
Status: implemented
[English](2026-07-31-browser-derived-initial-locale.md) | 中文
## Problem
设置里的语言行在每一次首访时都以中文开场:`LocaleService` 从 localStorage 读取 `dsh.locale`,读不到就直接回落到 `zh`。浏览器本已声明其使用者阅读哪些语言——`navigator.languages` 就是这份声明——而应用对此视而不见,于是英文读者迎面撞上一个中文产品,还得先找到一行中文标签的设置项才能脱身。回落值当时同时承担两份职责:既是无法解析出 locale 时的最后兜底,也是所有从未做过选择的用户拿到的答案。
## Decision
**初始 locale 依次经三个来源解析:已持久化的偏好、浏览器、`FALLBACK_LOCALE`。** `packages/client/locale/src/client/index.ts` 中的 `resolveInitialLocale()` 在服务构造时运行,是这一顺序的唯一表达处;`restorePreference()` 现在返回 `LocaleId | undefined`(存储项缺失、无法解析或不可访问,一律读作*没有偏好*),后一个来源才有开口的机会。
**浏览器匹配按主子标签进行,且遍历有序列表。** `detectBrowserLocale()` 遍历 `[...(navigator.languages ?? []), navigator.language]`,返回主子标签命中已提供 locale 的首个条目,因此 `zh-Hans-CN` 与 `zh-TW` 同归 `zh`、`en-GB` 归 `en`;而只请求本应用不提供的语言(`fr`、`de`)的浏览器则什么都匹配不到,交由 `FALLBACK_LOCALE` 接管。`navigator.language` 排在列表之后,并兜住那些 Navigator 上没有 `languages` 的宿主——DOM 库把它标注为必然存在,所以这份容忍带一条窄口径 lint 例外,与 `localStorage` 守卫表达的环境边界不信任同源。
**判定浏览器用的是 `window` 而非 `navigator`。** Node ≥ 21 暴露全局 `navigator` 并报告机器自身语言(CI runner 上是 `en-US`),因此以 `navigator` 把关会让 node 启动客户端树时解析成 `en`,而非文档约定的回落值。以 `window` 把关可使所有非浏览器运行都停留在 `FALLBACK_LOCALE`。
**显式选择是永久的。** `setLocale` 的持久化未作改动,且持久化值最先被查询,因此选过语言的用户即便在不同浏览器配置或系统语言之间辗转也保留原选择。没有任何代码把探测到的 locale 写回存储:探测在每次启动时重新推导,对"用户是否做过选择"这一问题始终不可见。
**浏览器 e2e 车道现在钉住浏览器语言,而不只是存储项。** 断言中文文案的场景(`access-confirmation`、`models-settings`、`onboarding-deepseek-config`、`settings-chrome`)以 `apps/web/tests/support.ts` 的 `locale: ZH_BROWSER_LOCALE` 打开页面;`newEnglishPage` 仍然钉 `dsh.locale=en`,它依旧压过任何浏览器语言。`settings-chrome.e2e.ts` 新增一个场景:另开一个存储项为空的 `en-US` 页面,断言设置界面以英文呈现——这是本功能在组装后应用中的证据。
## Alternatives considered
- **`Intl.DateTimeFormat().resolvedOptions().locale` 或单读 `navigator.language`**:两者都把用户的有序偏好列表塌缩成一个标签,于是 `['de', 'en', 'zh']` 的读者拿到的是 zh 而非 en。列表恰恰是浏览器这份声明里最值得读的部分。
- **首次启动即持久化探测结果**:那会把探测变成一次性事件,让一次陈旧的首访凌驾于此后改变的浏览器语言之上,也摧毁了整个解析顺序所依赖的区分——存储值将不再意味着"用户选了它"。
- **完整的 BCP 47 协商(`Intl.LocaleMatcher` 式查找、地区与文字权重)**:在只提供两个语言互异的 locale 时,主子标签匹配就是正确答案的全部;协商层只会带来无行为支撑、也无从测试的表面积。
- **为默认 locale 增加一个 cordis config key**:此处部署之间并无差异——回落值是产品对"完全没有信号"给出的答案,不是旋钮。仓库策略把 `Config` 字段留给有当前消费者、且随部署变化的选择。
- **让 e2e 车道的中文场景继续钉存储项(`dsh.locale=zh`)**:那会让套件保持绿色,却抹掉浏览器推导路径在组装后应用中唯一的运行处;改钉浏览器语言才能端到端地演练新的解析过程。
## Consequences
- 来自英文浏览器的首访落在英文界面,而语言行依然呈现同样两个以自身语言自述的选项,两个方向的脱身通道都未改变。
- `FALLBACK_LOCALE` 收窄回它真正的职责——字典回落与无信号时的答案——不再兼职充当"用户尚未选择"。
- 在 jsdom 下构造 `LocaleService` 的测试现在依赖环境的 `navigator`:断言本地化文案的用例以一行套件级 `usePinnedBrowserLanguages('zh-CN')`(dsh-client-test-runtime)声明其浏览器,今后任何断言默认值的用例同样如此。本包自己的用例直接给全局打桩,因为它们需要该 helper 刻意不表达的形状(`languages` 缺失、列表与 `language` 解耦、完全没有 `window`)。
- 探测的代价是每次服务构造遍历一次数组,且不写存储,因此启动行为与持久化状态面均无变化。

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# Bilingual-pair consistency record (docs/i18n/README.md): the git blob hash of each
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-31-even-out-shipped-tool-rosters.md
2026-07-31-even-out-shipped-tool-rosters.md: 316e5045e559e2da162c53d64989ccecfd18b857
2026-07-31-even-out-shipped-tool-rosters.zh.md: ed39212dc4877f4df1dc1c6e84142b61a866c548

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# Agent Note: Even out the shipped tool rosters
Status: implemented
English | [中文](2026-07-31-even-out-shipped-tool-rosters.zh.md)
## Problem
The two shipped `dsh` surfaces offered different tools for no recorded reason. Session checkpoints, tool-result pruning, the goal tools, and Ralph were in `tui.cordis.yml`; `tool-todo` and, later, web search were in `web.cordis.yml`. Neither surface offered session search, a string-replacement editor, or a repeat-tool guard, though all three exist as packages and none is surface-specific.
The result was a user-visible difference nobody had decided: the same model, asked the same thing, could set a goal on the terminal but not in the browser, and could search the web in the browser but not on the terminal.
## Decision
The rows that are not surface-specific move into [`base.cordis.yml`](../../../../apps/cli/config/base.cordis.yml), and three more join them: `tool-session-query`, `tool-str-replace-editor`, and `repeat-tool-guard`. Web search moves there too; its [deployment decision](2026-07-31-web-default-search.md) owns the security boundary while the shared base owns its surface-neutral mount. Both surfaces now assemble the same roster: twenty-five tools on every host, plus `glob` and `grep` when ripgrep is available.
Two rows stay surface-specific. `tmux-context` is TUI-only because a browser surface has no terminal multiplexer to describe. `session-reference` is TUI-only because it drives the shared session-query index from the launcher's process-local path, and the browser sidebar reconciles that index on its own first search.
**This change adds only.** No row is removed from either surface and no existing row's configuration is edited: the executors, the sandbox composition, the access defaults, `tools.mode`, and the workflow tool are exactly what they were. A reader comparing the two catalogs before and after should find additions and nothing else.
### What stays unmounted, and why
Three capabilities stay out on the evidence their own packages record, and are listed here so "we forgot" and "we decided against" stay distinguishable.
**`dsh-tool-cordis`** lets the model write JavaScript and mount it as a temporary plugin. Its README states the limit: "The sandbox is containment for honest code, not a security boundary — host-realm helpers on the sandbox global are reachable, so mount code can reach Node" ([Known limitations](../../../../packages/cordis/tool-cordis/README.md)). The `node:vm` realm lives inside the harness process while `dsh-sandbox-local` confines only the argv it spawns, so on the Web surface both the sandbox and the approval seam are bypassed rather than enforced.
**`dsh-web-fetch-local`** stays unmounted and `dsh-tool-web` keeps `fetch: false`. SSRF protection is deferred in the implementation ([`policy.ts`](../../../../packages/web/web-fetch-local/src/policy.ts) validates protocol, credentials, and length only) and the package says so: "this provider is an SSRF primitive and **must not be enabled** in a deployment that can reach sensitive internal network targets" ([README](../../../../packages/web/web-fetch-local/README.md)). The model chooses the target, which includes the harness's own gateway on loopback, private ranges, and cloud metadata endpoints.
Withholding it narrows the surface without removing the reach: `bash` is mounted, so `curl` gets the same page, as a live run confirmed. What the absence buys is the removal of an argument-shaped request primitive that needs no shell — and with it the accidental path where a summarization request quietly reaches loopback. A deployment that must contain outbound traffic needs a network-level control.
**The LSP trio** stays out for an operational reason rather than a security one: `command` resolves from `PATH` at plugin load, so a missing language server fails the whole boot rather than one tool. It becomes mountable once absence degrades to a skipped registration.
### MCP is a dependency, not a row
`@deepseek-ai/dsh-mcp-client` becomes a runtime dependency of the CLI without a row in any shipped config. The plugin mounts exactly one server per instance and `command` is required, so a default would have to name a third-party server and spawn it as a child process on every launch — outside `ctx.bash`, and therefore outside the sandbox policy the Web surface composes.
The layer that would make MCP a default is the one this repository does not have yet: a bridge that reads a user's server list and mounts one client per entry, the same shape [`dsh-hooks-claude`](../../../../packages/hooks/hooks-claude/README.md) already has for a Claude Code `hooks.json`. Shipping the dependency means an installed `dsh` can mount servers from `$DSH_HOME/config.yaml` today; the CLI README carries the YAML.
## Testing
[`apps/cli/tests/shipped-composition.e2e.ts`](../../../../apps/cli/tests/shipped-composition.e2e.ts) boots the shipped tree through the real Loader in a pseudo-terminal and reads the tool names out of the `request/header` the session log persisted, so the assertion is the catalog the model was actually sent. Its `--config` overlay, [`composition-keyless-tail.cordis.yml`](../../../../apps/cli/tests/fixtures/composition-keyless-tail.cordis.yml), is test isolation only: a network-free adapter and workspace-local session artifacts.
That tail also inserts [`composition-settled.ts`](../../../../apps/cli/tests/fixtures/composition-settled.ts), which announces settled Loader activation on the terminal stream. The TUI renders as soon as its own fiber starts, so a prompt typed at the banner can reach the loop while tool rows and persistence are still activating and assemble a partial catalog; gating the smoke's first prompt on that marker is what makes the assertion deterministic.
The same smoke pins the TUI's unchanged execution posture from the same artifact: `tool-bash` emits its `sandbox_permissions` escalation pair only when the mounted executor has wider modes to escalate to, so asserting its **absence** fails if a later change quietly sandboxes this surface.
[`apps/web/tests/shipped-composition.e2e.ts`](../../../../apps/web/tests/shipped-composition.e2e.ts) covers the Web surface in the built lane, asserting its catalog, that its access default is untouched, and that `workspace-write`'s writable roots include the temp directories — a trap that makes sandbox tests lie when the workspace sits under `/tmp` ([`roots.ts`](../../../../packages/sandbox/sandbox/src/roots.ts)).
`glob` and `grep` are asserted as an all-or-nothing pair rather than fixed members: `dsh-tool-fs-search` probes `command -v rg` at load and registers neither tool without ripgrep, which is a host dependency.
Beyond the committed tests, both surfaces were driven against a real key from the built `apps/cli/lib/bin.js` under plain Node. Every mounted tool executed successfully, including `ralph` and `web_search`; the model never reached `cordis_*` or `mcp_*`, fell back to `grep` when asked for LSP navigation, and used a background `bash` task when asked for a persistent terminal.
## Alternatives considered
**Duplicate the shared rows into both overlays instead of promoting them.** Rejected on the one-home rule: three of the new rows would exist twice with no reason for the copies to diverge, and the next roster change would have to remember both.
**Sandbox the TUI in the same change.** Rejected as a separate decision that does not belong in a roster change: the TUI mounts unrestricted executors, and replacing them alters what an existing surface does rather than what it offers. That decision needs its own evidence — not least because the TUI has no `approval/request` answerer, so an escalation there fails closed instead of prompting.
**Enable Code Mode.** Its trust posture is bash-equivalent by design and its tool calls pass the same `tools/pre-execute` gate as bash, so it is not the same call as the model-code tools above. Rejected here anyway: `both` changes every model-visible request on both surfaces, and `code` replaces the wire rather than adding to it — either is a presentation decision, not a roster one.
**Mount an MCP server by default.** Rejected because a shipped default would have to name one, and any choice spawns a third-party child process on every user's machine outside the sandbox. The dependency ships instead.
## Consequences
The same model gets the same tools on both surfaces, and the difference that existed for no recorded reason is gone. The tests assert the twenty-five unconditional names exactly and require the ripgrep-dependent pair to be either present together or absent together on both sides, so a later change that alters only one surface fails a check instead of shipping quietly.
`apps/cli` gains five workspace dependencies: four the shipped tree now mounts, plus `dsh-mcp-client`, which it does not mount and which exists so an installed `dsh` can.
Nothing about execution changed. The TUI still runs the model's commands through unrestricted executors with no approval seam, and the Web surface still defaults to `danger-full-access`. Both are pinned by assertions in this change, which makes them visible rather than fixed — the sandbox decision is still open.

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# Agent Note: 拉平交付的工具清单
Status: implemented
[English](2026-07-31-even-out-shipped-tool-rosters.md) | 中文
## 问题
两个交付的 `dsh` surface 提供着不同的工具,而没有任何记录说明为什么。会话检查点、工具结果裁剪、goal 工具和 Ralph 在 `tui.cordis.yml`;`tool-todo` 以及后来的 web 搜索在 `web.cordis.yml`。两个 surface 都没有会话搜索、字符串替换编辑器和重复工具守卫,尽管这三者都已成包存在,且没有一个是 surface 专属的。
结果是一处没人做过决定的用户可见差异:同一个模型、同一个请求,在终端上能定目标而在浏览器里不能,在浏览器里能搜网页而在终端上不能。
## 决策
那些并非 surface 专属的行移入 [`base.cordis.yml`](../../../../apps/cli/config/base.cordis.yml),另有三行加入:`tool-session-query`、`tool-str-replace-editor` 和 `repeat-tool-guard`。Web 搜索也一并移入;其[部署决策](2026-07-31-web-default-search.md)负责安全边界,共享 base 则负责与 surface 无关的挂载。两个 surface 现在组装同一份清单:每台宿主上都有二十五个工具,ripgrep 可用时再加上 `glob` 和 `grep`。
有两行仍是 surface 专属。`tmux-context` 只在 TUI,因为浏览器 surface 没有终端复用器可描述。`session-reference` 只在 TUI,因为它以 launcher 的进程本地路径驱动共享的 session-query 索引,而浏览器侧边栏会在自己的首次搜索里重建该索引。
**本次改动只做加法。** 两个 surface 都没有任何一行被移除,也没有任何既有行的配置被编辑:执行器、沙箱组合、访问默认值、`tools.mode` 以及 workflow 工具,全都保持原样。对比改动前后的两份目录,读者应当只看到新增,别无其他。
### 什么保持不挂,以及为什么
有三项能力基于其自身包所记录的证据保持在外,列在这里是为了让「我们忘了」和「我们决定不要」保持可区分。
**`dsh-tool-cordis`** 让模型写一段 JavaScript 并挂成临时插件。它的 README 写明了这个界限:「The sandbox is containment for honest code, not a security boundary — host-realm helpers on the sandbox global are reachable, so mount code can reach Node」([Known limitations](../../../../packages/cordis/tool-cordis/README.md))。`node:vm` 的 realm 就在 harness 进程内,而 `dsh-sandbox-local` 只约束它 spawn 出去的 argv,因此在 Web surface 上,沙箱与批准接缝是被绕过而非被执行。
**`dsh-web-fetch-local`** 保持不挂,`dsh-tool-web` 保持 `fetch: false`。SSRF 防护在实现中是 deferred 状态([`policy.ts`](../../../../packages/web/web-fetch-local/src/policy.ts) 只校验协议、凭据与长度),包里也直说了:「this provider is an SSRF primitive and **must not be enabled** in a deployment that can reach sensitive internal network targets」([README](../../../../packages/web/web-fetch-local/README.md))。目标由模型选择,其中包括 harness 自己跑在环回地址上的网关、内网段和云元数据端点。
弃用它收窄的是接触面而非可达性:`bash` 是挂着的,`curl` 照样能拿到同一个页面——一次真实运行确认了这点。这个缺席买到的是去掉一个无需 shell、以参数成形的请求原语,以及随之而来的那条意外路径:一次「帮我总结这个页面」悄悄打到环回地址。真要收住出站流量的部署需要的是网络层管控。
**LSP 三件套**留在外面是运维原因而非安全原因:`command` 在插件加载时从 `PATH` 解析,因此缺少语言服务器会让整次启动失败,而不只是失去一个工具。等到「缺失」退化为「跳过注册」之后,它就可以挂了。
### MCP 是依赖,不是配置行
`@deepseek-ai/dsh-mcp-client` 成为本 CLI 的运行时依赖,但在任何交付配置里都没有对应的行。该插件每个实例只挂载一台服务器,且 `command` 是必填,因此一个默认值必须点名一台第三方服务器,并在每次启动时把它作为子进程 spawn——不经 `ctx.bash`,因而也在 Web surface 所组合的沙箱策略之外。
真正能让 MCP 成为默认的那一层,恰恰是本仓库尚未拥有的:一个读取用户服务器清单、按条目逐台挂载客户端的桥接,形态与 [`dsh-hooks-claude`](../../../../packages/hooks/hooks-claude/README.md) 读取 Claude Code 的 `hooks.json` 完全相同。交付这个依赖意味着已安装的 `dsh` 今天就能从 `$DSH_HOME/config.yaml` 挂载服务器;CLI README 里给了那段 YAML。
## 测试
[`apps/cli/tests/shipped-composition.e2e.ts`](../../../../apps/cli/tests/shipped-composition.e2e.ts) 在伪终端中通过真实 Loader 启动交付树,并从会话日志持久化的 `request/header` 中读出工具名,因此断言的正是模型实际收到的目录。它传入的 `--config` overlay [`composition-keyless-tail.cordis.yml`](../../../../apps/cli/tests/fixtures/composition-keyless-tail.cordis.yml) 只做测试隔离:一个无网络适配器,以及落在工作区内的会话产物。
该尾部还插入了 [`composition-settled.ts`](../../../../apps/cli/tests/fixtures/composition-settled.ts),它在终端字节流上宣告 Loader 激活已 settle。TUI 在自己的 fiber 一启动就渲染,因此在 banner 处敲下的提示词可能在工具行与持久化仍在激活时就抵达循环,从而组装出不完整的目录;把冒烟的首个提示词 gate 在该标记上,正是断言得以确定的原因。
同一份冒烟还从同一份产物上钉住 TUI 未改变的执行姿态:`tool-bash` 只在挂载的执行器确实有更宽模式可升级时才发出 `sandbox_permissions` 升级参数对,因此断言它的**缺席**会在日后有人悄悄给这个 surface 加上沙箱时失败。
[`apps/web/tests/shipped-composition.e2e.ts`](../../../../apps/web/tests/shipped-composition.e2e.ts) 在构建产物 lane 中覆盖 Web surface,断言它的工具目录、它的访问默认值未被触碰,以及 `workspace-write` 的可写根包含临时目录——一个会让沙箱测试说谎的陷阱,当工作区落在 `/tmp` 下时([`roots.ts`](../../../../packages/sandbox/sandbox/src/roots.ts))。
`glob` 与 `grep` 被作为全有或全无的一对断言,而不是固定成员:`dsh-tool-fs-search` 在加载时探测 `command -v rg`,没有 ripgrep 就两个工具都不注册,这是宿主依赖。
除入库测试外,两个 surface 都以 plain Node 从构建产物 `apps/cli/lib/bin.js` 出发、用真实密钥驱动过。每一个已挂载的工具都执行成功,包括 `ralph` 与 `web_search`;模型从未触达 `cordis_*` 或 `mcp_*`,被要求做 LSP 跳转时退化到 `grep`,被要求开持久终端时用了后台 `bash` 任务。
## 曾考虑的替代方案
**把共享的行复制进两份 overlay,而不是提升到 base。** 基于「一处归属」原则否决:新增行里有三行会存在两份,而这些副本没有任何理由发生分歧,下一次改工具清单还得记着改两处。
**在同一次改动里给 TUI 加沙箱。** 不予采纳,因为这是一个不属于工具清单改动的独立决定:TUI 挂的是不受限执行器,替换它们会改变一个既有 surface 做什么,而非它提供什么。这个决定需要自己的证据——尤其因为 TUI 没有 `approval/request` 的应答方,升级请求在那里会 fail-closed,而不是弹出提示。
**开启 Code Mode。** 它的信任立场按设计与 bash 同级,工具调用要过与 bash 相同的 `tools/pre-execute` 闸门,所以它与上面那些模型写码工具不是同一个判断。在这里仍被否决:`both` 会改变两个 surface 上每一个模型可见请求,而 `code` 是把线路替换而非加一个——两者都是呈现方式的决定,不是工具清单的决定。
**默认挂一台 MCP 服务器。** 否决,因为交付默认值必须点名一台,而任何选择都会在每个用户的机器上、在沙箱之外 spawn 一个第三方子进程。改为交付依赖。
## 后果
同一个模型在两个 surface 上拿到同样的工具,那处没有记录理由的差异消失了。测试会精确断言二十五个无条件提供的名称,并要求依赖 ripgrep 的一对工具在两侧要么同时存在、要么同时缺席,因此日后只改一个 surface 都会让检查失败而不是悄悄发出去。
`apps/cli` 增加五个 workspace 依赖:四个是交付树现在挂载的,外加 `dsh-mcp-client`——它并不被挂载,存在的意义是让已安装的 `dsh` 能挂。
执行相关的一切都没有变。TUI 仍以不受限执行器运行模型的命令且没有批准接缝,Web surface 仍默认 `danger-full-access`。两者都由本次改动中的断言钉住,这让它们变得可见而非被修复——沙箱那个决定仍然悬着。

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# Bilingual-pair consistency record (docs/i18n/README.md): the git blob hash of each
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-31-gui-full-access-confirmation.md
2026-07-31-gui-full-access-confirmation.md: ca89ed23fb1b5c6ea438dd22fdf20d2b82af754c
2026-07-31-gui-full-access-confirmation.zh.md: 0f487e41b544718bdf38de611a1ab2d59c44b063

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# Agent Note: GUI Full access risk confirmation
Status: implemented
English | [中文](2026-07-31-gui-full-access-confirmation.zh.md)
## Problem
Switching the web client to `danger-full-access` was a single click on a permission picker, with the preset shown as the title-cased machine name `Danger Full Access`. Full access reduces confirmation steps and lets the agent run sensitive operations, modify files, or execute external commands, so an accidental pick armed the most dangerous preset with no deliberate acknowledgement step.
## Decision
**Every permission picker gates `danger-full-access` behind the shared in-page `RiskConfirmation` dialog whose enabling action stays disabled until an explicit acknowledgement checkbox is checked; the preset renders under the product label `Full access`; every dismissal path submits nothing.**
- `RiskConfirmation` (ui-primitives) is a controlled Modal composition: title, description, acknowledgement checkbox, cancel, and a confirm button disabled until `acknowledged`. It stays an in-page dialog — the Modal portals to this document's body and never opens a native or separate browser window that could land on another display. `Modal` gains a `contentClassName` seat so the warning body scrolls inside constrained mobile/landscape viewports while the action row stays fixed.
- The composer chip (`PermissionSelect`, ui-conversation) intercepts a Full-access pick before the `/permission` submit: `confirmation`/`acknowledged` component state opens the dialog, confirm submits `/permission danger-full-access` through the same injected `command` path as every other pick, and cancel/Escape/close/mask leave the current preset untouched with the checkbox reset. The confirmation revokes itself when the session locks (`locked`/value-absent effect) and resets across task switches (`key={sessionId}` remount). Copy rides the standard `conversation` locale seat as `access.confirm.*` keys.
- The `/permission` popup (ui-permission over the ui-command shell) gates through data, not a second dialog implementation: `SelectOption` grows an optional `confirmation` payload, the popup controller owns the `confirming`/`acknowledged` state transitions, and `PopupSelectView` swaps the picker card for the same `RiskConfirmation` while a gated option is pending.
- The General-settings Permission row uses the same controlled `RiskConfirmation` before persisting Full access as the default for later sessions. Its warning names that future-session lifetime; cancel, Escape, close, and mask dismissal leave the stored default untouched.
- `Full access` intentionally overrides the kebab-to-title display transform in every picker; command and Settings writes keep the machine name on the wire, and each warning body remains locale-aware in Chinese and English.
## Alternatives considered
**A native/OS or separate-window confirmation.** Rejected: the dialog must stay inside the current WebUI window; a second window can appear on another display and detaches the decision from the page state it guards.
**One shared locale namespace for every surface's safety copy.** Rejected: the ui-permission bundle and ui-conversation load independently, while the Settings warning names a different future-session lifetime. Each bundle owns its copy, and ui-permission keeps the popup and Settings dictionaries separate rather than importing across bundle boundaries.
**Gating in the host/permission backend.** Out of scope by design: the change is browser-client confirmation flow only; backend permission semantics, defaults, and the safer presets' one-click behavior are unchanged.
## Consequences
Every visible GUI path into Full access requires a deliberate, informed acknowledgement, at the cost of one extra dialog step for users who genuinely want the preset. New pickers reuse the shared dialog through their owning state machine or attach a `confirmation` payload to the popup path. Acceptance: the composer flow's gated cases in `input-bar.spec.tsx`, the popup gate in `popup-view.spec.tsx` and `popup.spec.ts`, the default-setting gate in `permission-row.spec.tsx`, the Modal/RiskConfirmation contract in `atoms.spec.tsx`, and the assembled Web replays.

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# Agent Note: GUI Full access 风险确认
Status: implemented
[English](2026-07-31-gui-full-access-confirmation.md) | 中文
## Problem
在 Web 客户端的权限选择器中切换到 `danger-full-access` 只需一次点击,且预设以 Title Case 机器名 `Danger Full Access` 展示。Full access 会减少确认步骤,允许智能体执行敏感操作、修改文件或运行外部命令,误点即在毫无刻意确认环节的情况下启用了最危险的预设。
## Decision
**每个权限选择器都把 `danger-full-access` 关进共享的页面内 `RiskConfirmation` 对话框:启用按钮在用户勾选明确的风险确认复选框前保持禁用;预设以产品标签 `Full access` 展示;所有取消路径都不作任何提交。**
- `RiskConfirmation`(ui-primitives)是受控的 Modal 组合:标题、说明、确认复选框、取消,以及 `acknowledged` 勾选前禁用的确认按钮。它始终是页面内对话框——Modal portal 到本文档 body,绝不打开可能落在另一块显示器上的原生或独立浏览器窗口。`Modal` 新增 `contentClassName` 座位,令警示正文在受限的移动端/横屏视口内滚动,动作行保持固定。
- 编辑器 chip(ui-conversation 的 `PermissionSelect`)在 `/permission` 提交前拦截 Full-access 选择:`confirmation`/`acknowledged` 组件状态打开对话框,确认后经与其他选择完全相同的注入 `command` 通道提交 `/permission danger-full-access`;取消、Escape、关闭与遮罩点击均保持当前预设不变并重置复选框。会话锁定时确认自行撤销(`locked`/值缺席 effect),切换任务时随 `key={sessionId}` 重挂载而重置。文案经标准 `conversation` locale 座位以 `access.confirm.*` 键供给。
- `/permission` popup(ui-permission 骑在 ui-command 外壳上)以数据而非第二套对话框实现完成把关:`SelectOption` 新增可选的 `confirmation` 载荷,popup 控制器拥有 `confirming`/`acknowledged` 状态迁移,`PopupSelectView` 在门控选项未决期间把选择卡换成同一个 `RiskConfirmation`。
- 「通用」设置中的「权限」行在把 Full access 持久化为后续会话的默认值前,也使用同一个受控 `RiskConfirmation`。警示会明确说明该设置只影响后续会话;取消、Escape、关闭与点击遮罩均不会改动已存默认值。
- `Full access` 在每个选择器中都有意覆盖 kebab 转 Title Case 的显示变换;命令与 Settings 写入在 wire 上保留机器名,每份警示正文都保持中英文 locale 感知。
## Alternatives considered
**原生/操作系统或独立窗口确认。** 已拒:对话框必须留在当前 WebUI 窗口内;第二个窗口可能出现在另一块显示器上,使决策脱离其守护的页面状态。
**每个面的安全文案共享一个 locale namespace。** 已拒:ui-permission bundle 与 ui-conversation 可独立加载,而 Settings 警示说明的是另一种只影响后续会话的生效周期。每个 bundle 各自拥有文案,ui-permission 也将 popup 与 Settings 词典分开,而非跨 bundle 边界 import。
**在 host/权限后端把关。** 设计上即出界:本变更只涉浏览器客户端确认流;后端权限语义、默认值与更安全预设的一键行为均不变。
## Consequences
进入 Full access 的每条可见 GUI 路径现在都要求刻意且知情的确认,代价是真想启用该预设的用户多一步对话框。新的选择器通过各自拥有的状态机复用共享对话框,或在 popup 路径挂 `confirmation` 载荷。验收:`input-bar.spec.tsx` 中编辑器流的门控用例、`popup-view.spec.tsx` 与 `popup.spec.ts` 的 popup 门、`permission-row.spec.tsx` 的默认设置门控、`atoms.spec.tsx` 的 Modal/RiskConfirmation 契约,以及组装态 Web 回放。

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@@ -0,0 +1,6 @@
# Bilingual-pair consistency record (docs/i18n/README.md): the git blob hash of each
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/feature/2026-07-31-hover-card-click-copy.md
2026-07-31-hover-card-click-copy.md: c87734fe328fa2adb396d6685495faa82bc1fff2
2026-07-31-hover-card-click-copy.zh.md: a57b5238b095de293605d4e309dcc2da3516e904

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