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
2026-07-31 22:16:40 +08:00
parent afedf18ccf 9a3bdd599c
commit e0988abc74
1010 changed files with 105572 additions and 5504 deletions
--- a/packages/client/runtime/tests/client-apply.spec.ts
+++ b/packages/client/runtime/tests/client-apply.spec.ts
@@ -7,6 +7,7 @@ import { Context } from 'cordis'
 import { describe, expect, it } from 'vitest'
 import type { ConnectionHandle } from '@deepseek-ai/dsh-client-connection/client'
 import type { ConnectionSinks } from '@deepseek-ai/dsh-client-connection/client'
+import { SESSION_SEARCH_RESULT_LIMIT } from '@deepseek-ai/dsh-host-apiproxy/api'
 import * as RuntimeClient from '../src/client/index.ts'
 import type { SessionsService } from '../src/client/sessions/service.ts'
 import type { WorkspacesService } from '../src/client/workspaces/service.ts'
@@ -50,6 +51,8 @@ describe('runtime client apply', () => {
    const workspaces = bench.ctx.get('workspaces')
    expect(sessions !== undefined).toBe(true)
    expect(workspaces !== undefined).toBe(true)
+    // The bound the wire schema enforces, not a per-connection negotiation.
+    expect((sessions as SessionsService).searchResultLimit).toBe(SESSION_SEARCH_RESULT_LIMIT)
    if (workspaces === undefined) throw new Error('WorkspacesService missing after runtime apply')
    expect(bench.sinks).toBeDefined()

--- a/packages/client/runtime/tests/compact-checkpoint-pin.spec.ts
+++ b/packages/client/runtime/tests/compact-checkpoint-pin.spec.ts
@@ -0,0 +1,49 @@
+/**
+ * Behavioral half of the compaction-checkpoint drift trap.
+ *
+ * `TranscriptAdapter` pins its plugin literal to the seam's own declaration at
+ * compile time through a type-only import of `dsh-compact/checkpoint`, so
+ * renaming the seam's plugin already fails `tsc`. This spec covers the same
+ * drift from the other side — end to end through the adapter, driving it with a
+ * checkpoint built from the canonical `COMPACT_CHECKPOINT_SOURCE` value and
+ * checking the seam's own predicate agrees. Both values come from the
+ * cordis-free checkpoint leaf, so the client test program never loads the host
+ * package root or its `Context` merges.
+ */
+
+import { COMPACT_CHECKPOINT_SOURCE, isCompactCheckpointSource } from '@deepseek-ai/dsh-compact/checkpoint'
+import { createUserMessage } from '@deepseek-ai/dsh-llm'
+import { describe, expect, it } from 'vitest'
+import type { SessionEvent } from '@deepseek-ai/dsh-session/types'
+import { TranscriptAdapter } from '../src/client/sessions/transcript-adapter.ts'
+
+/** A replacement user message stamped with the seam's own canonical source. */
+function canonicalCheckpoint(seq: number): SessionEvent {
+  return {
+    type: 'user/message',
+    seq,
+    time: 1_700_000_000_000 + seq,
+    surfaceOp: { op: 'replace', start: 0, end: 0 },
+    sourceEventSeqs: [0],
+    data: createUserMessage({
+      content: [{ type: 'text', text: '<context_checkpoint>model only</context_checkpoint>' }],
+      source: COMPACT_CHECKPOINT_SOURCE,
+    }),
+  } as unknown as SessionEvent
+}
+
+describe('compaction checkpoint recognition', () => {
+  it('recognizes a checkpoint carrying the seam-canonical source', () => {
+    const adapter = new TranscriptAdapter()
+    adapter.reset([canonicalCheckpoint(1)])
+    expect(adapter.nodes()).toEqual([{ kind: 'compaction', seq: 1, time: 1_700_000_000_001, summary: null }])
+  })
+
+  it("agrees with the seam's own predicate on the source it recognizes", () => {
+    // Both sides answer the same question about the same value: if the seam
+    // renames its plugin, this equality is what breaks.
+    const checkpoint = canonicalCheckpoint(1)
+    expect(checkpoint.type === 'user/message' && isCompactCheckpointSource(checkpoint.data.source)).toBe(true)
+    expect(COMPACT_CHECKPOINT_SOURCE).toEqual({ kind: 'plugin', plugin: 'compact' })
+  })
+})
--- a/packages/client/runtime/tests/event-script.ts
+++ b/packages/client/runtime/tests/event-script.ts
@@ -63,12 +63,51 @@ export const ev = {
    }),
  stepEnd: (seq: number, turn: number, step = 0): SessionEvent =>
    at(seq, { type: 'step/end', data: { turn, step } }),
-  turnEnd: (seq: number, turn: number, reason: 'completed' | 'cancelled' = 'completed'): SessionEvent =>
+  retry: (
+    seq: number,
+    turn: number,
+    step = 0,
+    retry = 1,
+    maxRetries = 2,
+    delayMs = 500,
+    message = 'temporary transport failure',
+  ): SessionEvent =>
+    at(seq, {
+      type: 'llm/retry',
+      data: {
+        turn, step,
+        provider: 'fake', mode: 'normal', policyKey: 'fake-normal',
+        retry, maxRetries, delayMs,
+        failure: { code: 'TRANSPORT', message },
+      },
+    }),
+  turnEnd: (seq: number, turn: number, reason: 'completed' | 'aborted' | 'disposed' = 'completed'): SessionEvent =>
    at(seq, { type: 'turn/end', data: { turn, reason: { kind: reason } } }),
  commandRun: (seq: number, commandId: string, name: string, args = ''): SessionEvent =>
    at(seq, { type: 'command/run', data: { commandId, name, args, source: { kind: 'user' } } }),
  commandDone: (seq: number, commandId: string, kind: 'success' | 'error' = 'success', text?: string): SessionEvent =>
    at(seq, { type: 'command/done', data: { commandId, kind, ...text === undefined ? {} : { text } } }),
+  /** A compaction's log-only `compact/summary` provenance record. */
+  compactSummary: (seq: number, summary: string, start: number, end: number): SessionEvent =>
+    at(seq, { type: 'compact/summary', data: {
+      summary: text(summary),
+      shadowedRange: { start, end },
+      shadowedSeqs: [start, end],
+      shadowedTokenCount: 100,
+      provider: 'fake',
+      model: 'compact-1',
+    } }),
+  /** The replacement user message a compaction backend lands (the checkpoint). */
+  compactCheckpoint: (seq: number, summarySeq: number, start: number, end: number): SessionEvent =>
+    at(seq, {
+      type: 'user/message',
+      surfaceOp: { op: 'replace', start, end },
+      sourceEventSeqs: [summarySeq, start, end],
+      data: createUserMessage({
+        content: text('<context_checkpoint>model only</context_checkpoint>'),
+        source: { kind: 'plugin', plugin: 'compact' },
+      }),
+    }),
 }

 /** One complete plain turn (turn/start → user → step → assistant → turn/end), 6 events from startSeq. */
--- a/packages/client/runtime/tests/fake-api.ts
+++ b/packages/client/runtime/tests/fake-api.ts
@@ -4,7 +4,7 @@
 import type { CommandId } from '@deepseek-ai/dsh-commands/brand'
 import type {
  ClientResponse, CommandDescriptor, HostFrame, IApiClient, ModelTarget, MuxFrame,
-  RpcError, RpcReceipt, RpcRequest, RpcResponse, SessionId, SessionModels, SkillEntry,
+  RpcError, RpcReceipt, RpcRequest, RpcResponse, SessionId, SessionModels, SessionSearchItem, SkillEntry,
  WorkspaceId, WorkspaceView,
 } from '@deepseek-ai/dsh-client-connection/client'
 import { RpcId } from '@deepseek-ai/dsh-client-connection/client'
@@ -61,6 +61,8 @@ export class FakeApiClient implements IApiClient {

  // Programmable slots (defaults answer OK-empty); reassign per case.
  onList: (payload: unknown) => Promise<RpcResponse<{ items: never[] }>> = () => Promise.resolve(ok({ items: [] }))
+  onSearch: (payload: unknown) => Promise<RpcResponse<{ items: SessionSearchItem[]; hasMore: boolean }>> =
+    () => Promise.resolve(ok({ items: [], hasMore: false }))
  onCreate: (payload: unknown) => Promise<RpcResponse<{ sessionId: SessionId }>> = () => Promise.resolve(ok({ sessionId: 'fk-new' as SessionId }))
  readonly defaultModel: ModelTarget = { provider: 'deepseek-official', model: 'deepseek-v4-flash' }
  onRename: (payload: unknown) => Promise<RpcResponse<{ title: string; seq: number }>> = () => Promise.resolve(ok({ title: 'fk-renamed', seq: 0 }))
@@ -106,12 +108,17 @@ export class FakeApiClient implements IApiClient {

  private readonly muxConns: StreamConn<MuxFrame>[] = []
  private readonly hostConns: StreamConn<HostFrame>[] = []
+  lastSearchSignal: AbortSignal | undefined

  // Parameters carry local structural annotations: the CI lint lane runs
  // without built lib/, so IApiClient's indexed-access types collapse to any
  // and inferred parameters would trip no-unsafe-argument.
  readonly sessions: IApiClient['sessions'] = {
    list: (payload: unknown) => this.record('session.list', payload, this.onList(payload)),
+    search: (payload: unknown, signal?: AbortSignal) => {
+      this.lastSearchSignal = signal
+      return this.record('session.search', payload, this.onSearch(payload))
+    },
    create: (payload: unknown) => this.record('session.create', payload, this.onCreate(payload)),
    history: (payload: { sessionId: SessionId; beforeSeq?: number; maxMessages?: number }) =>
      this.record('session.history', payload, this.onHistory(payload)),
@@ -133,7 +140,10 @@ export class FakeApiClient implements IApiClient {
    openPath: (payload: unknown) => this.record('host.openPath', payload, this.onOpenPath(payload)),
  }

-  onWorkspaceList: (payload: unknown) => Promise<RpcResponse<{ items: never[] }>> = () => Promise.resolve(ok({ items: [] }))
+  // The archive-set field defaults at the binding below so list stubs keep
+  // the pre-archive `{ items }` shape; a stub carrying the field wins.
+  onWorkspaceList: (payload: unknown) => Promise<RpcResponse<{ items: never[]; archivedSessionIds?: never[] }>> =
+    () => Promise.resolve(ok({ items: [] }))
  onWorkspaceCreate: (payload: unknown) => Promise<RpcResponse<{ workspace: WorkspaceView; created: boolean }>> =
    () => Promise.resolve(ok({ workspace: fakeWorkspace('fk-ws'), created: true }))

@@ -146,13 +156,22 @@ export class FakeApiClient implements IApiClient {
  onWorkspaceInsertSessionBefore: (payload: unknown) => Promise<RpcResponse<{ workspace: WorkspaceView }>> =
    () => Promise.resolve(ok({ workspace: fakeWorkspace('fk-ws') }))

+  onWorkspaceArchiveSession: (payload: unknown) => Promise<RpcResponse<{ archivedSessionIds: SessionId[] }>> =
+    payload => Promise.resolve(ok({ archivedSessionIds: [(payload as { sessionId: SessionId }).sessionId] }))
+
  readonly workspace: IApiClient['workspace'] = {
-    list: (payload: unknown) => this.record('workspace.list', payload, this.onWorkspaceList(payload)),
+    list: (payload: unknown) => this.record('workspace.list', payload, this.onWorkspaceList(payload).then(response => (
+      response.result.ok
+        ? { ...response, result: { ok: true as const, value: { archivedSessionIds: [] as never[], ...response.result.value } } }
+        : response
+    )) as ReturnType<IApiClient['workspace']['list']>),
    create: (payload: unknown) => this.record('workspace.create', payload, this.onWorkspaceCreate(payload)),
    rename: (payload: unknown) => this.record('workspace.rename', payload, this.onWorkspaceRename(payload)),
    delete: (payload: unknown) => this.record('workspace.delete', payload, this.onWorkspaceDelete(payload)),
    insertSessionBefore: (payload: unknown) =>
      this.record('workspace.insertSessionBefore', payload, this.onWorkspaceInsertSessionBefore(payload)),
+    archiveSession: (payload: unknown) =>
+      this.record('workspace.archiveSession', payload, this.onWorkspaceArchiveSession(payload)),
  }

  // Payloads stay `unknown` (lint-lane note above); response rows are the real
--- a/packages/client/runtime/tests/fold-adapter.spec.ts
+++ b/packages/client/runtime/tests/fold-adapter.spec.ts
@@ -1,399 +0,0 @@
-import { createUserMessage, CallId, createMessage, createToolResultMessage } from '@deepseek-ai/dsh-llm'
-/**
- * FoldAdapter over the real core SurfaceManager: padding sentinels for paged
- * windows, incremental append with node-cache identity, six-variant
- * materialization, call-index backfill, and the degraded linear-scan branch.
- */
-
-import { describe, expect, it, vi } from 'vitest'
-import type { SessionEvent } from '@deepseek-ai/dsh-session/types'
-import { FoldAdapter } from '../src/client/sessions/fold-adapter.ts'
-import { projectConversationHistory } from '../src/client/session-history/history-fold.ts'
-import { ev, plainTurn } from './event-script.ts'
-
-const at = (seq: number, e: Record<string, unknown>): SessionEvent =>
-  ({ seq, time: 1_700_000_000_000 + seq, ...e }) as unknown as SessionEvent
-
-describe('FoldAdapter', () => {
-  it('folds a baseSeq>0 window through padding sentinels with correct seqs', () => {
-    const adapter = new FoldAdapter()
-    const window = plainTurn(100, 5, '偏移问', '偏移答')
-    adapter.reset(window, 100)
-    const { nodes, degraded } = adapter.nodes()
-    expect(degraded).toBe(false)
-    expect(nodes.map(n => [n.kind, n.seq])).toEqual([['user', 101], ['assistant', 103]])
-  })
-
-  it('appends incrementally keeping old node references (cache identity)', () => {
-    const adapter = new FoldAdapter()
-    adapter.reset(plainTurn(0, 0, 'a', 'b'), 0)
-    const first = adapter.nodes()
-    expect(adapter.nodes()).toBe(first)
-    adapter.append(ev.user(6, '追加'))
-    const second = adapter.nodes()
-    expect(second.nodes).toHaveLength(3)
-    expect(second.nodes[0]).toBe(first.nodes[0])
-    expect(second.nodes[1]).toBe(first.nodes[1])
-    expect(second.nodes).not.toBe(first.nodes) // array itself fresh per call
-  })
-
-  it('projects frozen surface generations without widening the core live surface', () => {
-    const events = [
-      ev.user(0, 'a'),
-      ev.user(1, 'b'),
-      at(2, {
-        type: 'assistant/message',
-        surfaceOp: { op: 'replace', start: 0, end: 0 },
-        sourceEventSeqs: [0],
-        data: {
-          turn: 1,
-          step: 1,
-          message: createMessage({
-            role: 'assistant',
-            content: [{ type: 'text', text: 'summary' }],
-            source: { kind: 'model', provider: 'fake', model: 'fake' },
-          }),
-        },
-      }),
-      at(3, {
-        type: 'assistant/message',
-        surfaceOp: { op: 'replace', start: 2, end: 1 },
-        sourceEventSeqs: [2, 1],
-        data: {
-          turn: 1,
-          step: 2,
-          message: createMessage({
-            role: 'assistant',
-            content: [{ type: 'text', text: 'summary 2' }],
-            source: { kind: 'model', provider: 'fake', model: 'fake' },
-          }),
-        },
-      }),
-    ]
-
-    expect(projectConversationHistory(events.map(event => ({ event }))).contexts.map(context => ({
-      id: context.id,
-      parentId: context.parentId,
-      originSeq: context.originSeq,
-      nodes: context.nodes.map(node => node.seq),
-    }))).toEqual([
-      { id: 0, parentId: undefined, originSeq: undefined, nodes: [0, 1] },
-      { id: 1, parentId: 0, originSeq: 2, nodes: [2, 1] },
-      { id: 2, parentId: 1, originSeq: 3, nodes: [3] },
-    ])
-  })
-
-  it('materializes all six node variants with field mapping', () => {
-    const adapter = new FoldAdapter()
-    const events = [
-      ev.user(0, '用户'),
-      ev.assistant(1, 0, '助手'),
-      at(2, { type: 'steering/message', surfaceOp: 'append', data: {
-        turn: 0,
-        message: createUserMessage({
-          content: [{ type: 'text', text: '插话' }],
-          source: { kind: 'user' },
-        }),
-      } }),
-      at(3, { type: 'user/message', surfaceOp: 'append', data: createUserMessage({
-        content: [{ type: 'text', text: '上下文' }], source: { kind: 'plugin', plugin: 'p' },
-      }) }),
-      ev.toolCall(4, 0, 'c1', 'echo', '{"x":1}'),
-      ev.toolResult(5, 0, 'c1', '结果'),
-    ]
-    adapter.reset(events, 0)
-    const { nodes } = adapter.nodes()
-    const kinds = nodes.map(n => n.kind)
-    expect(kinds).toContain('user')
-    expect(kinds).toContain('assistant')
-    expect(kinds).toContain('steering')
-    expect(kinds).toContain('context')
-    const result = nodes.find(n => n.kind === 'tool-result')
-    expect(result).toMatchObject({ callId: 'c1', call: { name: 'echo', argsRaw: '{"x":1}' }, isError: false })
-  })
-
-  it('returns call:null for a tool-result whose call fell outside the window', () => {
-    const adapter = new FoldAdapter()
-    adapter.reset([ev.toolResult(50, 3, 'outside-call', '孤儿结果')], 50)
-    const { nodes } = adapter.nodes()
-    expect(nodes[0]).toMatchObject({ kind: 'tool-result', callId: 'outside-call', call: null })
-  })
-
-  it('materializes surface-eligible types it does not know as unknown nodes', () => {
-    const adapter = new FoldAdapter()
-    adapter.reset([at(0, { type: 'notice/message', surfaceOp: 'append', data: { note: 1 } })], 0)
-    const { nodes } = adapter.nodes()
-    // Either the fold surfaces it (unknown node) or skips it as non-eligible — both are valid
-    // shapes; what matters is no throw and no misclassification into a known kind.
-    for (const node of nodes) expect(node.kind).toBe('unknown')
-  })
-
-  it('degrades to the lenient linear scan when the fold throws, and stays degraded', () => {
-    const adapter = new FoldAdapter()
-    // An invalid surfaceOp on a surface-eligible event deterministically throws in the core fold.
-    const window = [
-      ev.user(10, '正常'),
-      at(11, { type: 'assistant/message', surfaceOp: 'bogus-op', data: {
-        turn: 0, step: 0,
-        message: createMessage({
-          role: 'assistant',
-          content: [{ type: 'text', text: '坏 op' }],
-          source: {
-            kind: 'model',
-            ...{ provider: 'x', model: 'y' },
-          },
-        }),
-      } }),
-    ]
-    const errorSpy = vi.spyOn(console, 'error').mockImplementation(() => undefined)
-    try {
-      adapter.reset(window, 10)
-      const first = adapter.nodes()
-      expect(first.degraded).toBe(true)
-      expect(errorSpy).toHaveBeenCalled()
-      expect(first.nodes.map(n => n.seq)).toEqual([10, 11]) // linear scan: append order, bad op ignored
-      adapter.append(ev.user(12, '降级后追加')) // bump rev so the cached result is not reused
-      const second = adapter.nodes()
-      expect(second.degraded).toBe(true) // sticky: no re-throw loop, straight to the linear scan
-      expect(second.nodes[0]).toBe(first.nodes[0]) // cache still serves node identity
-      expect(second.nodes.map(n => n.seq)).toEqual([10, 11, 12])
-    } finally {
-      errorSpy.mockRestore()
-    }
-  })
-
-  it('silently degrades when a replacement needs an earlier history page', () => {
-    const adapter = new FoldAdapter()
-    const errorSpy = vi.spyOn(console, 'error').mockImplementation(() => undefined)
-    try {
-      adapter.reset([
-        at(10, {
-          type: 'assistant/message',
-          surfaceOp: { op: 'replace', start: 1, end: 3 },
-          sourceEventSeqs: [1, 3],
-          data: {
-            turn: 1,
-            step: 1,
-            message: createMessage({
-              role: 'assistant',
-              content: [{ type: 'text', text: 'partial summary' }],
-              source: { kind: 'model', provider: 'fake', model: 'fake' },
-            }),
-          },
-        }),
-        ev.user(11, 'newer message'),
-      ], 10)
-
-      expect(adapter.nodes()).toMatchObject({
-        degraded: true,
-        nodes: [{ seq: 10 }, { seq: 11 }],
-      })
-      expect(errorSpy).not.toHaveBeenCalled()
-    } finally {
-      errorSpy.mockRestore()
-    }
-  })
-
-  it('silently degrades when a live replacement needs an earlier history page', () => {
-    const adapter = new FoldAdapter()
-    const errorSpy = vi.spyOn(console, 'error').mockImplementation(() => undefined)
-    try {
-      adapter.reset([ev.user(10, 'window head')], 10)
-      adapter.append(at(11, {
-        type: 'assistant/message',
-        surfaceOp: { op: 'replace', start: 1, end: 1 },
-        sourceEventSeqs: [1],
-        data: {
-          turn: 1,
-          step: 1,
-          message: createMessage({
-            role: 'assistant',
-            content: [{ type: 'text', text: 'live summary' }],
-            source: { kind: 'model', provider: 'fake', model: 'fake' },
-          }),
-        },
-      }))
-
-      expect(adapter.nodes()).toMatchObject({
-        degraded: true,
-        nodes: [{ seq: 10 }, { seq: 11 }],
-      })
-      expect(errorSpy).not.toHaveBeenCalled()
-    } finally {
-      errorSpy.mockRestore()
-    }
-  })
-
-  it('materializes a tool-result error field when present', () => {
-    const adapter = new FoldAdapter()
-    adapter.reset([
-      at(0, { type: 'tool/result', surfaceOp: 'append', data: {
-        turn: 0, step: 0,
-        message: createToolResultMessage({
-          callId: CallId('c1'),
-          content: [],
-          isError: true,
-        }),
-        error: { name: 'Boom', code: 'boom' },
-      } }),
-    ], 0)
-    expect(adapter.nodes().nodes[0]).toMatchObject({ kind: 'tool-result', isError: true, error: { code: 'boom' } })
-  })
-
-  it('projects assistant timing and the active request header from history', () => {
-    const projection = projectConversationHistory([
-      ev.stepStart(0, 1, 2),
-      at(1, { type: 'request/header', data: {
-        reason: 'initial',
-        header: {
-          config: { provider: 'fake', model: 'first' },
-          tools: [],
-        },
-      } }),
-      ev.chunkStart(2, 1, 2),
-      ev.chunkText(3, 1, 'token', 2),
-      ev.assistant(4, 1, 'done', 2),
-      ev.stepStart(5, 2, 1),
-      ev.chunkText(6, 2, 'next', 1),
-      ev.assistant(7, 2, 'next done', 1),
-    ].map(event => ({ event })))
-
-    expect(projection.eventNodes[0]).toMatchObject({
-      kind: 'assistant',
-      timing: {
-        stepStartTime: 1_700_000_000_000,
-        firstTokenTime: 1_700_000_000_003,
-        completedTime: 1_700_000_000_004,
-      },
-      requestConfig: { provider: 'fake', model: 'first' },
-    })
-
-    expect(projection.eventNodes.at(-1)).toMatchObject({
-      timing: {
-        stepStartTime: 1_700_000_000_005,
-        firstTokenTime: 1_700_000_000_006,
-        completedTime: 1_700_000_000_007,
-      },
-      requestConfig: { provider: 'fake', model: 'first' },
-    })
-  })
-
-  it('exposes the in-window call index for runningCalls material', () => {
-    const adapter = new FoldAdapter()
-    adapter.reset([ev.toolCall(0, 1, 'c9', 'slow', '{}')], 0)
-    expect(adapter.callIndex.get('c9')).toMatchObject({ name: 'slow', turn: 1 })
-    adapter.append(ev.toolCall(1, 1, 'c10', 'fast', '{}'))
-    expect(adapter.callIndex.size).toBe(2)
-  })
-
-  it('attaches wire views: callView into the call index, resultView onto the node by seq', () => {
-    const adapter = new FoldAdapter()
-    const events = [
-      ev.toolCall(0, 1, 'c1', 'bash', '{"cmd":"ls"}'),
-      ev.toolResult(1, 1, 'c1', 'listing'),
-    ]
-    const callView = { for: 'call' as const, view: { card: 'terminal' as const, command: 'ls' } }
-    const resultView = { for: 'result' as const, view: { card: 'generic' as const, title: '完成' } }
-    adapter.reset(events, 0, [callView, resultView] as never)
-    expect(adapter.callIndex.get('c1')).toMatchObject({ callView: { card: 'terminal' } })
-    const node = adapter.nodes().nodes.find(n => n.kind === 'tool-result')
-    expect(node).toMatchObject({ callView: { card: 'terminal' }, resultView: { card: 'generic', title: '完成' } })
-  })
-
-  it('attaches views on the live append path and defaults to null without views', () => {
-    const adapter = new FoldAdapter()
-    adapter.reset(plainTurn(0, 0, 'a', 'b'), 0) // no views argument: legacy-shaped call
-    adapter.append(ev.toolCall(6, 1, 'c2', 'echo', '{}'), { for: 'call', view: { card: 'generic', title: '回声' } } as never)
-    adapter.append(ev.toolResult(7, 1, 'c2', 'ok')) // no view on the result
-    expect(adapter.callIndex.get('c2')).toMatchObject({ callView: { title: '回声' } })
-    const node = adapter.nodes().nodes.find(n => n.kind === 'tool-result')
-    expect(node).toMatchObject({ callView: { title: '回声' }, resultView: null })
-  })
-
-  it('leaves callView null when the paired call fell outside the window (cross-page break)', () => {
-    const adapter = new FoldAdapter()
-    const resultView = { for: 'result' as const, view: { card: 'generic' as const, title: '孤儿' } }
-    adapter.reset([ev.toolResult(50, 3, 'outside', '窗外配对')], 50, [resultView] as never)
-    const node = adapter.nodes().nodes[0]
-    expect(node).toMatchObject({ kind: 'tool-result', call: null, callView: null, resultView: { title: '孤儿' } })
-  })
-
-  describe('command lifecycle nodes', () => {
-    it('folds a run/done pair into one settled node merged into flow order by seq', () => {
-      const adapter = new FoldAdapter()
-      adapter.reset([
-        ev.user(0, '先说话'),
-        ev.commandRun(1, 'cmd-1', 'plan'),
-        ev.commandDone(2, 'cmd-1', 'success', '已进入 plan mode'),
-        ev.assistant(3, 0, '然后回答'),
-      ], 0)
-      const { nodes } = adapter.nodes()
-      expect(nodes.map(n => [n.kind, n.seq])).toEqual([['user', 0], ['command', 1], ['assistant', 3]])
-      expect(nodes[1]).toMatchObject({
-        kind: 'command', commandId: 'cmd-1', name: 'plan', args: '',
-        outcome: { kind: 'success', text: '已进入 plan mode' },
-      })
-    })
-
-    it('renders a run with no done as still executing (outcome null)', () => {
-      const adapter = new FoldAdapter()
-      adapter.reset([ev.commandRun(0, 'cmd-2', 'goal', ' ship it')], 0)
-      expect(adapter.nodes().nodes[0]).toMatchObject({
-        kind: 'command', name: 'goal', args: ' ship it', outcome: null,
-      })
-    })
-
-    it('soft-falls a done-only window into a node built from the done (cross-window cut)', () => {
-      const adapter = new FoldAdapter()
-      adapter.reset([ev.commandDone(80, 'cmd-3', 'error', '失败了')], 80)
-      expect(adapter.nodes().nodes[0]).toMatchObject({
-        kind: 'command', seq: 80, commandId: 'cmd-3', name: null, args: null,
-        outcome: { kind: 'error', text: '失败了' },
-      })
-    })
-
-    it('settles a live-appended done in place, keeping the node at the run seq', () => {
-      const adapter = new FoldAdapter()
-      adapter.reset(plainTurn(0, 0, 'q', 'a'), 0)
-      adapter.append(ev.commandRun(6, 'cmd-4', 'clear'))
-      const running = adapter.nodes().nodes.find(n => n.kind === 'command')
-      expect(running).toMatchObject({ outcome: null })
-      adapter.append(ev.commandDone(7, 'cmd-4'))
-      const settled = adapter.nodes().nodes.find(n => n.kind === 'command')
-      expect(settled).toMatchObject({ seq: 6, outcome: { kind: 'success' } })
-      // Settlement replaced the node object rather than mutating the published one.
-      expect(settled).not.toBe(running)
-    })
-
-    it('tails command nodes whose seq is past every surface node', () => {
-      const adapter = new FoldAdapter()
-      adapter.reset([ev.user(0, '问'), ev.commandRun(1, 'cmd-tail', 'plan')], 0)
-      expect(adapter.nodes().nodes.map(n => n.kind)).toEqual(['user', 'command'])
-    })
-
-    it('command nodes survive the degraded linear-scan branch', () => {
-      const adapter = new FoldAdapter()
-      const errorSpy = vi.spyOn(console, 'error').mockImplementation(() => undefined)
-      try {
-        adapter.reset([
-          ev.commandRun(0, 'cmd-5', 'plan'),
-          ev.commandDone(1, 'cmd-5'),
-          at(2, { type: 'assistant/message', surfaceOp: 'bogus-op', data: {
-            turn: 0,
-            step: 0,
-            message: createMessage({
-              role: 'assistant',
-              content: [{ type: 'text', text: '坏 op' }],
-              source: { kind: 'model', provider: 'x', model: 'y' },
-            }),
-          } }),
-        ], 0)
-        const { nodes, degraded } = adapter.nodes()
-        expect(degraded).toBe(true)
-        expect(nodes.some(n => n.kind === 'command')).toBe(true)
-      } finally {
-        errorSpy.mockRestore()
-      }
-    })
-  })
-})
--- a/packages/client/runtime/tests/history-fold.spec.ts
+++ b/packages/client/runtime/tests/history-fold.spec.ts
@@ -0,0 +1,94 @@
+import { createMessage } from '@deepseek-ai/dsh-llm'
+import type { SessionEvent } from '@deepseek-ai/dsh-session/types'
+import { describe, expect, it } from 'vitest'
+import { projectConversationHistory } from '../src/client/session-history/history-fold.ts'
+import { ev } from './event-script.ts'
+
+const at = (seq: number, event: Record<string, unknown>): SessionEvent =>
+  ({ seq, time: 1_700_000_000_000 + seq, ...event }) as unknown as SessionEvent
+
+describe('projectConversationHistory', () => {
+  it('projects frozen surface generations without widening the core live surface', () => {
+    const events = [
+      ev.user(0, 'a'),
+      ev.user(1, 'b'),
+      at(2, {
+        type: 'assistant/message',
+        surfaceOp: { op: 'replace', start: 0, end: 0 },
+        sourceEventSeqs: [0],
+        data: {
+          turn: 1,
+          step: 1,
+          message: createMessage({
+            role: 'assistant',
+            content: [{ type: 'text', text: 'summary' }],
+            source: { kind: 'model', provider: 'fake', model: 'fake' },
+          }),
+        },
+      }),
+      at(3, {
+        type: 'assistant/message',
+        surfaceOp: { op: 'replace', start: 2, end: 1 },
+        sourceEventSeqs: [2, 1],
+        data: {
+          turn: 1,
+          step: 2,
+          message: createMessage({
+            role: 'assistant',
+            content: [{ type: 'text', text: 'summary 2' }],
+            source: { kind: 'model', provider: 'fake', model: 'fake' },
+          }),
+        },
+      }),
+    ]
+
+    expect(projectConversationHistory(events.map(event => ({ event }))).contexts.map(context => ({
+      id: context.id,
+      parentId: context.parentId,
+      originSeq: context.originSeq,
+      nodes: context.nodes.map(node => node.seq),
+    }))).toEqual([
+      { id: 0, parentId: undefined, originSeq: undefined, nodes: [0, 1] },
+      { id: 1, parentId: 0, originSeq: 2, nodes: [2, 1] },
+      { id: 2, parentId: 1, originSeq: 3, nodes: [3] },
+    ])
+  })
+
+  it('projects assistant timing and the active request header from history', () => {
+    const projection = projectConversationHistory([
+      ev.stepStart(0, 1, 2),
+      at(1, { type: 'request/header', data: {
+        reason: 'initial',
+        header: {
+          config: { provider: 'fake', model: 'first' },
+          tools: [],
+        },
+      } }),
+      ev.chunkStart(2, 1, 2),
+      ev.chunkText(3, 1, 'token', 2),
+      ev.assistant(4, 1, 'done', 2),
+      ev.stepStart(5, 2, 1),
+      ev.chunkText(6, 2, 'next', 1),
+      ev.assistant(7, 2, 'next done', 1),
+    ].map(event => ({ event })))
+
+    expect(projection.eventNodes[0]).toMatchObject({
+      kind: 'assistant',
+      timing: {
+        stepStartTime: 1_700_000_000_000,
+        firstTokenTime: 1_700_000_000_003,
+        completedTime: 1_700_000_000_004,
+      },
+      requestConfig: { provider: 'fake', model: 'first' },
+    })
+
+    expect(projection.eventNodes.at(-1)).toMatchObject({
+      timing: {
+        stepStartTime: 1_700_000_000_005,
+        firstTokenTime: 1_700_000_000_006,
+        completedTime: 1_700_000_000_007,
+      },
+      requestConfig: { provider: 'fake', model: 'first' },
+    })
+  })
+})
--- a/packages/client/runtime/tests/manager.spec.ts
+++ b/packages/client/runtime/tests/manager.spec.ts
@@ -206,6 +206,49 @@ describe('list lifecycle', () => {
  })
 })

+describe('search', () => {
+  it('returns bounded Host results and forwards the caller signal', async () => {
+    const api = new FakeApiClient()
+    api.onSearch = () => Promise.resolve(ok({
+      items: [{ sessionId: S1, snippet: 'matching excerpt' }],
+      hasMore: true,
+    }))
+    const manager = new SessionManager(api)
+    const signal = new AbortController().signal
+
+    await expect(manager.search('exact phrase', signal)).resolves.toEqual({
+      ok: true,
+      value: {
+        items: [{ sessionId: S1, snippet: 'matching excerpt' }],
+        hasMore: true,
+      },
+    })
+    expect(api.callsOf('session.search')).toEqual([{ query: 'exact phrase' }])
+    expect(api.lastSearchSignal).toBe(signal)
+  })
+
+  it('preserves business errors and folds transport failures', async () => {
+    const api = new FakeApiClient()
+    const manager = new SessionManager(api)
+    api.onSearch = () => Promise.resolve(err({
+      code: 'internal',
+      message: 'index unavailable',
+      details: {},
+    }))
+    const signal = new AbortController().signal
+    await expect(manager.search('first', signal)).resolves.toMatchObject({
+      ok: false,
+      error: { code: 'internal', message: 'index unavailable' },
+    })
+
+    api.onSearch = () => Promise.reject(new Error('wire down'))
+    await expect(manager.search('second', signal)).resolves.toMatchObject({
+      ok: false,
+      error: { code: 'internal', message: 'wire down' },
+    })
+  })
+})
+
 describe('host frame routing', () => {
  it('adds/removes/flips sessions from host frames and keeps removed instances resident', async () => {
    const api = new FakeApiClient()
--- a/packages/client/runtime/tests/request-inspection.spec.ts
+++ b/packages/client/runtime/tests/request-inspection.spec.ts
@@ -85,6 +85,68 @@ describe('inspectRequests', () => {
    expect(snapshot.callSchemas.get('call-1')?.name).toBe('read')
  })

+  it('preserves a standalone compaction owner without widening assistant turns', () => {
+    const snapshot = inspectRequests(entriesOf([
+      at(0, 'compact/start', { turn: null }),
+      at(1, 'compact/summary', {
+        summary: [{ type: 'text', text: 'standalone summary' }],
+        provider: 'fake',
+        model: 'compact-model',
+      }),
+      at(2, 'compact/end', { turn: null }),
+      at(3, 'step/start', { turn: 2, step: 1 }),
+    ]))
+
+    const [compaction, assistant] = snapshot.requests
+    expect(compaction).toMatchObject({
+      purpose: 'compaction',
+      turn: null,
+      step: 0,
+      status: 'complete',
+    })
+    expect(assistant).toMatchObject({
+      purpose: 'assistant',
+      turn: 2,
+      step: 1,
+      status: 'running',
+    })
+    if (assistant?.purpose === 'assistant') {
+      const turn: number = assistant.turn
+      expect(turn).toBe(2)
+    }
+  })
+
+  it('interrupts an orphaned compaction at end-seed before projecting a new attempt', () => {
+    const snapshot = inspectRequests(entriesOf([
+      at(0, 'compact/start', { turn: null }),
+      at(1, 'session/end-seed', {}),
+      at(2, 'compact/start', { turn: null }),
+      at(3, 'compact/summary', {
+        summary: [{ type: 'text', text: 'replacement summary' }],
+        provider: 'fake',
+        model: 'compact-model',
+      }),
+      at(4, 'compact/end', { turn: null }),
+    ]))
+
+    expect(snapshot.requests).toMatchObject([
+      {
+        purpose: 'compaction',
+        startSeq: 0,
+        status: 'error',
+        completedAt: 1_700_000_000_001,
+        error: 'Compaction was interrupted before completion.',
+      },
+      {
+        purpose: 'compaction',
+        startSeq: 2,
+        status: 'complete',
+        completedAt: 1_700_000_000_004,
+        summary: [{ type: 'text', text: 'replacement summary' }],
+      },
+    ])
+  })
+
  it('captures schemas for nested tool dispatches from the active request header', () => {
    const snapshot = inspectRequests(entriesOf([
      at(0, 'request/header', {
@@ -159,6 +221,33 @@ describe('inspectRequests', () => {
    })
  })

+  it('keeps provider credential fragments out of projected request errors', () => {
+    const snapshot = inspectRequests(entriesOf([
+      at(0, 'step/start', { turn: 1, step: 1 }),
+      at(1, 'turn/end', {
+        turn: 1,
+        reason: {
+          kind: 'error',
+          step: 1,
+          failure: {
+            code: 'AUTH',
+            message: 'Authentication Fails, Your api key: sk-preview-secret is invalid',
+          },
+        },
+      }),
+      at(2, 'step/start', { turn: 2, step: 1 }),
+      at(3, 'turn/end', {
+        turn: 2,
+        reason: { kind: 'error', step: 1, message: 'plugin exploded' },
+      }),
+    ]))
+
+    expect(snapshot.requests).toMatchObject([
+      { status: 'error', error: 'API key is invalid' },
+      { status: 'error', error: 'plugin exploded' },
+    ])
+  })
+
  it('treats a scrubbed durable-fixture tool catalog as unavailable', () => {
    const snapshot = inspectRequests(entriesOf([
      at(0, 'step/start', { turn: 1, step: 1 }),
@@ -179,6 +268,7 @@ describe('inspectRequests', () => {
    ]))

    expect(snapshot.callSchemas).toEqual(new Map())
-    expect(snapshot.requests[0]?.prompt?.tools).toEqual([])
+    const [request] = snapshot.requests
+    expect(request?.purpose === 'assistant' ? request.prompt?.tools : undefined).toEqual([])
  })
 })
--- a/packages/client/runtime/tests/session.spec.ts
+++ b/packages/client/runtime/tests/session.spec.ts
@@ -8,6 +8,7 @@

 import { describe, expect, it, vi } from 'vitest'
 import type { SessionEvent } from '@deepseek-ai/dsh-session/types'
+import { MAX_TIMER_DELAY_MS } from '@deepseek-ai/dsh-timeout'
 import type { SessionId } from '@deepseek-ai/dsh-client-connection/client'
 import { Session } from '../src/client/sessions/session.ts'
 import { FakeApiClient, deferred, err, ok } from './fake-api.ts'
@@ -161,6 +162,259 @@ describe('live event path', () => {
    expect((last as { interrupted?: true }).interrupted).toBeUndefined()
  })

+  it('retracts the failed step partial on retry and keeps a replayable notice before the recovered response', async () => {
+    const { session } = await opened()
+    const feed = (event: SessionEvent) => { session.handleMuxEnvelope('r' as never, { type: 'session/event', sessionId: SID, event }) }
+    const retryTurn = [
+      ev.turnStart(6, 1),
+      ev.user(7, '请重试'),
+      ev.stepStart(8, 1),
+      ev.chunkStart(9, 1),
+      ev.chunkText(10, 1, '不完整回复'),
+      ev.stepEnd(11, 1),
+      ev.retry(12, 1, 0, 1, 2, 450, '连接被重置'),
+      at(13, {
+        type: 'turn/end',
+        data: {
+          turn: 1,
+          reason: {
+            kind: 'error', step: 0,
+            failure: { code: 'TRANSPORT', message: '连接被重置' },
+          },
+        },
+      }),
+      at(14, { type: 'turn/start', data: { turn: 2, trigger: { kind: 'retry' } } }),
+      ev.stepStart(15, 2),
+      ev.assistant(16, 2, '完整回复'),
+      ev.stepEnd(17, 2),
+      ev.turnEnd(18, 2),
+    ]
+    for (const event of retryTurn.slice(0, 7)) feed(event)
+
+    let snapshot = session.getSnapshot()
+    expect(snapshot.partial).toBeNull()
+    expect(snapshot.nodes.at(-1)).toMatchObject({
+      kind: 'model-retry',
+      retryState: 'scheduled',
+      turn: 1,
+      step: 0,
+      provider: 'fake',
+      mode: 'normal',
+      policyKey: 'fake-normal',
+      retry: 1,
+      maxRetries: 2,
+      delayMs: 450,
+      failure: { code: 'TRANSPORT', message: '连接被重置' },
+    })
+    expect(JSON.stringify(snapshot.nodes)).not.toContain('不完整回复')
+
+    for (const event of retryTurn.slice(7)) feed(event)
+    snapshot = session.getSnapshot()
+    expect(snapshot.nodes.slice(-2).map(node => node.kind)).toEqual(['model-retry', 'assistant'])
+    expect(snapshot.nodes.some(node => node.kind === 'turn-error')).toBe(false)
+    expect(snapshot.nodes.at(-2)).toMatchObject({ kind: 'model-retry', retryState: 'started' })
+    expect(snapshot.nodes.at(-1)).toMatchObject({ kind: 'assistant', blocks: [{ kind: 'text', text: '完整回复' }] })
+
+    const replay = makeSession()
+    replay.api.onHistory = () => histResponse([...plainTurn(0, 0, 'a', 'b'), ...retryTurn])
+    await replay.session.open()
+    expect(replay.session.getSnapshot().nodes).toEqual(snapshot.nodes)
+    expect(replay.session.getSnapshot().partial).toBeNull()
+  })
+
+  it('projects unretried terminal failures at turn/end and reproduces them from history', async () => {
+    const { session } = await opened()
+    const feed = (event: SessionEvent) => {
+      session.handleMuxEnvelope('r' as never, { type: 'session/event', sessionId: SID, event })
+    }
+    const failedTurns = [
+      ev.turnStart(6, 1),
+      ev.user(7, '鉴权失败'),
+      at(8, {
+        type: 'turn/end',
+        data: {
+          turn: 1,
+          reason: {
+            kind: 'error',
+            step: 0,
+            failure: {
+              code: 'AUTH',
+              message: 'Authentication Fails, Your api key: sk-preview-secret is invalid',
+            },
+          },
+        },
+      }),
+      ev.turnStart(9, 2),
+      ev.user(10, '内部失败'),
+      at(11, {
+        type: 'turn/end',
+        data: { turn: 2, reason: { kind: 'error', step: 1, message: 'plugin exploded' } },
+      }),
+    ]
+    for (const event of failedTurns) feed(event)
+
+    const errors = session.getSnapshot().nodes.filter(node => node.kind === 'turn-error')
+    expect(errors).toMatchObject([
+      { seq: 8, turn: 1, step: 0, code: 'AUTH', message: 'API key is invalid' },
+      { seq: 11, turn: 2, step: 1, message: 'plugin exploded' },
+    ])
+    expect('code' in errors[1]!).toBe(false)
+
+    const replay = makeSession()
+    replay.api.onHistory = () => histResponse([...plainTurn(0, 0, 'a', 'b'), ...failedTurns])
+    await replay.session.open()
+    expect(replay.session.getSnapshot().nodes).toEqual(session.getSnapshot().nodes)
+  })
+
+  it('rejects retry payloads outside the producer contract without retracting the current partial', async () => {
+    const { session } = await opened()
+    const feed = (event: SessionEvent) => { session.handleMuxEnvelope('r' as never, { type: 'session/event', sessionId: SID, event }) }
+    feed(ev.turnStart(6, 1))
+    feed(ev.chunkStart(7, 1))
+    feed(ev.chunkText(8, 1, '仍在生成'))
+    const valid = {
+      turn: 1, step: 0,
+      provider: 'fake', mode: 'normal', policyKey: 'fake-normal',
+      retry: 1, maxRetries: 2, delayMs: 500,
+      failure: { code: 'TRANSPORT', message: 'temporary failure' },
+    }
+    const invalid = [
+      { ...valid, turn: Number.MAX_SAFE_INTEGER + 1 },
+      { ...valid, step: Number.MAX_SAFE_INTEGER + 1 },
+      { ...valid, provider: '' },
+      { ...valid, policyKey: '' },
+      { ...valid, retry: Number.MAX_SAFE_INTEGER + 1 },
+      { ...valid, maxRetries: Number.MAX_SAFE_INTEGER + 1 },
+      { ...valid, delayMs: -1 },
+      { ...valid, delayMs: Number.POSITIVE_INFINITY },
+      { ...valid, delayMs: MAX_TIMER_DELAY_MS + 1 },
+      { ...valid, failure: { ...valid.failure, message: '' } },
+      { ...valid, failure: { ...valid.failure, code: '' } },
+      { ...valid, failure: { ...valid.failure, status: '429' } },
+      { ...valid, failure: { ...valid.failure, status: 99 } },
+      { ...valid, failure: { ...valid.failure, status: 429.5 } },
+      { ...valid, failure: { ...valid.failure, status: 600 } },
+      { ...valid, failure: { ...valid.failure, providerRetryAfterMs: 0 } },
+      { ...valid, failure: { ...valid.failure, providerRetryAfterMs: Number.POSITIVE_INFINITY } },
+      { ...valid, failure: { ...valid.failure, requestId: 1 } },
+      { ...valid, failure: { ...valid.failure, requestId: '' } },
+    ]
+    const errorSpy = vi.spyOn(console, 'error').mockImplementation(() => undefined)
+    try {
+      for (const [index, data] of invalid.entries()) {
+        feed(at(9 + index, { type: 'llm/retry', data }))
+      }
+      expect(session.getSnapshot().partial?.blocks).toEqual([{ kind: 'text', text: '仍在生成' }])
+      expect(session.getSnapshot().nodes.filter(node => node.kind === 'model-retry')).toEqual([])
+      expect(errorSpy).toHaveBeenCalledTimes(invalid.length)
+      expect(errorSpy).toHaveBeenCalledWith('[web-runtime] ignored malformed llm/retry event at seq 9')
+    } finally {
+      errorSpy.mockRestore()
+    }
+  })
+
+  it('accepts complete retry payloads at the producer field boundaries', async () => {
+    const { session } = await opened()
+    session.handleMuxEnvelope('r' as never, {
+      type: 'session/event',
+      sessionId: SID,
+      event: at(6, {
+        type: 'llm/retry',
+        data: {
+          turn: Number.MAX_SAFE_INTEGER,
+          step: Number.MAX_SAFE_INTEGER,
+          provider: 'fake',
+          mode: 'normal',
+          policyKey: 'fake-normal',
+          retry: Number.MAX_SAFE_INTEGER,
+          maxRetries: Number.MAX_SAFE_INTEGER,
+          delayMs: MAX_TIMER_DELAY_MS,
+          failure: {
+            code: 'RATE_LIMIT',
+            message: 'provider busy',
+            status: 599,
+            providerRetryAfterMs: Number.MIN_VALUE,
+            requestId: 'req-1',
+          },
+        },
+      }),
+    })
+    expect(session.getSnapshot().nodes.at(-1)).toMatchObject({
+      kind: 'model-retry',
+      retryState: 'scheduled',
+      retry: Number.MAX_SAFE_INTEGER,
+      delayMs: MAX_TIMER_DELAY_MS,
+      failure: { status: 599, providerRetryAfterMs: Number.MIN_VALUE, requestId: 'req-1' },
+    })
+  })
+
+  it('projects always-mode retries and rejects mode-specific maximums or unknown modes', async () => {
+    const { session } = await opened()
+    const feed = (event: SessionEvent) => { session.handleMuxEnvelope('r' as never, { type: 'session/event', sessionId: SID, event }) }
+    const errorSpy = vi.spyOn(console, 'error').mockImplementation(() => undefined)
+    try {
+      feed(at(6, {
+        type: 'llm/retry',
+        data: {
+          turn: 1, step: 0,
+          provider: 'fake', mode: 'always', policyKey: 'fake-always',
+          retry: 3, delayMs: 500,
+          failure: { code: 'TRANSPORT', message: 'retry forever' },
+        },
+      }))
+      expect(session.getSnapshot().nodes.at(-1)).toMatchObject({
+        kind: 'model-retry',
+        retryState: 'scheduled',
+        mode: 'always',
+        retry: 3,
+      })
+
+      feed(at(7, {
+        type: 'llm/retry',
+        data: {
+          turn: 2, step: 0,
+          provider: 'fake', mode: 'always', policyKey: 'fake-always',
+          retry: 4, maxRetries: 4, delayMs: 500,
+          failure: { code: 'TRANSPORT', message: 'unexpected maximum' },
+        },
+      }))
+      feed(at(8, {
+        type: 'llm/retry',
+        data: {
+          turn: 2, step: 0,
+          provider: 'fake', mode: 'sometimes', policyKey: 'fake-unknown',
+          retry: 4, delayMs: 500,
+          failure: { code: 'TRANSPORT', message: 'unknown mode' },
+        },
+      }))
+      expect(session.getSnapshot().nodes.filter(node => node.kind === 'model-retry')).toHaveLength(1)
+      expect(errorSpy).toHaveBeenCalledTimes(2)
+    } finally {
+      errorSpy.mockRestore()
+    }
+  })
+
+  it.each(['aborted', 'disposed'] as const)(
+    'marks a scheduled retry as cancelled when its failed turn ends %s',
+    async (reason) => {
+      const { session } = await opened()
+      const feed = (event: SessionEvent) => {
+        session.handleMuxEnvelope('r' as never, { type: 'session/event', sessionId: SID, event })
+      }
+      feed(ev.turnStart(6, 1))
+      feed(ev.retry(7, 1))
+      expect(session.getSnapshot().nodes.at(-1)).toMatchObject({
+        kind: 'model-retry',
+        retryState: 'scheduled',
+      })
+      feed(ev.turnEnd(8, 1, reason))
+      expect(session.getSnapshot().nodes.at(-1)).toMatchObject({
+        kind: 'model-retry',
+        retryState: 'cancelled',
+      })
+    },
+  )
+
  it('freezes an unfinalized partial into an interrupted node on turn/end (cancel path)', async () => {
    const { session } = await opened()
    const feed = (event: SessionEvent) => { session.handleMuxEnvelope('r' as never, { type: 'session/event', sessionId: SID, event }) }
@@ -168,7 +422,7 @@ describe('live event path', () => {
    feed(ev.user(7, '要被打断的'))
    feed(ev.chunkStart(8, 1))
    feed(ev.chunkText(9, 1, '说到一半'))
-    feed(ev.turnEnd(10, 1, 'cancelled')) // no assistant/message ever arrives
+    feed(ev.turnEnd(10, 1, 'aborted')) // no assistant/message ever arrives
    const snapshot = session.getSnapshot()
    expect(snapshot.partial).toBeNull()
    const frozen = snapshot.nodes.at(-1)
@@ -187,7 +441,7 @@ describe('live event path', () => {
    expect(session.getSnapshot().runningCalls).toEqual([])
    // Second call never resolves: turn/end freezes it as an error card.
    feed(ev.toolCall(9, 1, 'c2', 'slow_tool', '{}'))
-    feed(ev.turnEnd(10, 1, 'cancelled'))
+    feed(ev.turnEnd(10, 1, 'aborted'))
    const snapshot = session.getSnapshot()
    expect(snapshot.runningCalls).toEqual([])
    expect(snapshot.nodes.at(-1)).toMatchObject({
@@ -195,6 +449,45 @@ describe('live event path', () => {
    })
  })

+  it('keeps compacted history and adds one marker, live and on replay alike', async () => {
+    // A landed compaction must not erase conversation the reader already saw:
+    // the shadowed messages stay at their own log positions and the checkpoint
+    // contributes one marker after them.
+    const { session } = await opened()
+    const feed = (event: SessionEvent) => { session.handleMuxEnvelope('r' as never, { type: 'session/event', sessionId: SID, event }) }
+    feed(ev.compactSummary(6, '压缩摘要', 1, 3))
+    feed(ev.compactCheckpoint(7, 6, 1, 3))
+    const live = session.getSnapshot().nodes
+    expect(live.map(n => [n.kind, n.seq])).toEqual([['user', 1], ['assistant', 3], ['compaction', 7]])
+    expect(live.at(-1)).toMatchObject({ kind: 'compaction', summary: '压缩摘要' })
+
+    const replayed = await opened([
+      ...plainTurn(0, 0, 'a', 'b'),
+      ev.compactSummary(6, '压缩摘要', 1, 3),
+      ev.compactCheckpoint(7, 6, 1, 3),
+    ])
+    expect(replayed.session.getSnapshot().nodes).toEqual(live)
+  })
+
+  it('merges an interrupted frozen node by seq into the log-ordered transcript', async () => {
+    // The transcript array is seq-monotonic, so the frozen node's fractional
+    // seq lands it exactly where it happened — including after a compaction
+    // checkpoint whose own seq is higher than the range it shadowed.
+    const { session } = await opened()
+    const feed = (event: SessionEvent) => { session.handleMuxEnvelope('r' as never, { type: 'session/event', sessionId: SID, event }) }
+    feed(ev.compactSummary(6, '压缩摘要', 1, 3))
+    feed(ev.compactCheckpoint(7, 6, 1, 3))
+    feed(ev.turnStart(8, 1))
+    feed(ev.user(9, '压缩后的提问'))
+    feed(ev.chunkStart(10, 1))
+    feed(ev.chunkText(11, 1, '说到一半'))
+    feed(ev.turnEnd(12, 1, 'aborted'))
+    expect(session.getSnapshot().nodes.map(n => n.kind)).toEqual([
+      'user', 'assistant', 'compaction', 'user', 'assistant',
+    ])
+    expect(session.getSnapshot().nodes.at(-1)).toMatchObject({ interrupted: true })
+  })
+
  it('repairs a seq gap by repulling the tail page instead of appending a hole', async () => {
    const { api, session } = await opened(plainTurn(0, 0, 'a', 'b')) // tail seq = 5
    const repaired = [...plainTurn(0, 0, 'a', 'b'), ...plainTurn(6, 1, 'c', 'd')]
@@ -226,6 +519,30 @@ describe('paging', () => {
    expect(snapshot.nodes.map(n => n.seq)).toEqual([1, 3, 7, 9])
  })

+  it('renders a page whose checkpoint shadows seqs below the window head, logging nothing', async () => {
+    // Pagination no longer spends maxMessages quota on replacement copies, so a
+    // page can carry a compaction checkpoint whose surfaceOp.start lies outside
+    // the window. The old surface fold rejected that range and degraded with a
+    // console error; the log-ordered transcript has no range to resolve.
+    const { api, session } = makeSession()
+    api.onHistory = () => histResponse([
+      ev.compactSummary(80, '窗外范围的摘要', 3, 40),
+      ev.compactCheckpoint(81, 80, 3, 40),
+      ev.user(82, '压缩后的新问题'),
+    ], true)
+    const errorSpy = vi.spyOn(console, 'error').mockImplementation(() => undefined)
+    try {
+      await session.open()
+      const snapshot = session.getSnapshot()
+      expect(snapshot.openState).toBe('open')
+      expect(snapshot.nodes.map(n => [n.kind, n.seq])).toEqual([['compaction', 81], ['user', 82]])
+      expect(snapshot.nodes[0]).toMatchObject({ summary: '窗外范围的摘要' })
+      expect(errorSpy).not.toHaveBeenCalled()
+    } finally {
+      errorSpy.mockRestore()
+    }
+  })
+
  it('drops a discontinuous older page fail-soft (window unchanged, hasMore cleared)', async () => {
    const { api, session } = makeSession()
    api.onHistory = payload => payload.beforeSeq === undefined
@@ -529,7 +846,7 @@ describe('remaining branches', () => {
    const feed = (event: SessionEvent) => { session.handleMuxEnvelope('r' as never, { type: 'session/event', sessionId: SID, event }) }
    feed(ev.turnStart(6, 1))
    feed(ev.chunkStart(7, 1)) // empty text block only, no delta
-    feed(ev.turnEnd(8, 1, 'cancelled'))
+    feed(ev.turnEnd(8, 1, 'aborted'))
    const snapshot = session.getSnapshot()
    expect(snapshot.partial).toBeNull()
    expect(snapshot.nodes.filter(n => n.kind === 'assistant' && (n as { interrupted?: true }).interrupted)).toEqual([])
@@ -543,7 +860,7 @@ describe('remaining branches', () => {
    feed(ev.turnStart(6, 1))
    feed(ev.toolCall(7, 1, 'turn1-call', 'echo', '{}'))
    feed(ev.toolCall(8, 2, 'turn2-call', 'echo', '{}')) // stray call attributed to a later turn
-    feed(ev.turnEnd(9, 1, 'cancelled'))
+    feed(ev.turnEnd(9, 1, 'aborted'))
    const snapshot = session.getSnapshot()
    expect(snapshot.runningCalls.map(c => c.callId)).toEqual(['turn2-call'])
    expect(snapshot.nodes.at(-1)).toMatchObject({ kind: 'tool-result', callId: 'turn1-call', isError: true })
@@ -637,7 +954,7 @@ describe('remaining branches', () => {
    const feed = (event: SessionEvent) => { session.handleMuxEnvelope('r' as never, { type: 'session/event', sessionId: SID, event }) }
    feed(ev.turnStart(6, 1))
    feed(at(7, { type: 'assistant/chunk', data: { turn: 1, step: 0, chunk: { type: 'tool-call-delta', index: 0, id: 'c1', name: 'echo', argumentsDelta: '{' } } }))
-    feed(ev.turnEnd(8, 1, 'cancelled'))
+    feed(ev.turnEnd(8, 1, 'aborted'))
    const frozen = session.getSnapshot().nodes.at(-1)
    expect(frozen).toMatchObject({ kind: 'assistant', interrupted: true, blocks: [{ kind: 'tool-call', callId: 'c1' }] })
  })
--- a/packages/client/runtime/tests/sessions-service.spec.ts
+++ b/packages/client/runtime/tests/sessions-service.spec.ts
@@ -69,6 +69,29 @@ describe('list store projection', () => {
  })
 })

+describe('search', () => {
+  it('delegates transient content search without changing the list snapshot', async () => {
+    const b = bench()
+    await feedList(b, [{ id: 's1' }])
+    const before = b.svc.list.getSnapshot()
+    b.api.onSearch = () => Promise.resolve(ok({
+      items: [{ sessionId: sid('s1'), snippet: 'matching excerpt' }],
+      hasMore: false,
+    }))
+    const signal = new AbortController().signal
+
+    await expect(b.svc.search('needle', signal)).resolves.toEqual({
+      ok: true,
+      value: {
+        items: [{ sessionId: 's1', snippet: 'matching excerpt' }],
+        hasMore: false,
+      },
+    })
+    expect(b.api.lastSearchSignal).toBe(signal)
+    expect(b.svc.list.getSnapshot()).toBe(before)
+  })
+})
+
 describe('scope tree', () => {
  it('mints lazily on first resolution, tags the ctx, and keeps binding identity stable', async () => {
    const b = bench()
--- a/packages/client/runtime/tests/slots-service.spec.ts
+++ b/packages/client/runtime/tests/slots-service.spec.ts
@@ -41,8 +41,8 @@ interface Bench {

 async function boot(): Promise<Bench> {
  const ctx = new Context()
-  ctx.plugin(SlotsService)
-  await ctx.fiber.await()
+  const fiber = ctx.plugin(SlotsService)
+  await fiber
  // Service accessor (ctx.get reads the reflect store, which Service-class
  // plugins do not write; the accessor is the product path).
  const svc = ctx.slots
--- a/packages/client/runtime/tests/transcript-adapter.spec.ts
+++ b/packages/client/runtime/tests/transcript-adapter.spec.ts
@@ -0,0 +1,418 @@
+/**
+ * TranscriptAdapter over the raw append-only window: log-ordered projection of
+ * append-origin events, one marker per landed compaction, replacement copies
+ * hidden, command-lifecycle folding, node/array identity, call pairing, and
+ * host-provided wire views.
+ */
+
+import { createUserMessage, CallId, createMessage, createToolResultMessage } from '@deepseek-ai/dsh-llm'
+import { describe, expect, it } from 'vitest'
+import type { SessionEvent } from '@deepseek-ai/dsh-session/types'
+import { TranscriptAdapter } from '../src/client/sessions/transcript-adapter.ts'
+import { ev, plainTurn } from './event-script.ts'
+
+const at = (seq: number, e: Record<string, unknown>): SessionEvent =>
+  ({ seq, time: 1_700_000_000_000 + seq, ...e }) as unknown as SessionEvent
+
+/** A `compact/summary` provenance event (log-only, no surfaceOp). */
+function compactSummary(seq: number, summary: unknown = [{ type: 'text', text: '# 摘要\n\n保留事实' }]): SessionEvent {
+  return at(seq, {
+    type: 'compact/summary',
+    data: {
+      summary,
+      shadowedRange: { start: 1, end: 3 },
+      shadowedSeqs: [1, 3],
+      shadowedTokenCount: 100,
+      provider: 'fake',
+      model: 'compact-1',
+    },
+  })
+}
+
+/** The replacement user message a compaction backend lands (the checkpoint). */
+function checkpoint(
+  seq: number,
+  summarySeq: number,
+  { start = 1, end = 3, sourceEventSeqs = [summarySeq, start, end] }: {
+    start?: number
+    end?: number
+    sourceEventSeqs?: number[]
+  } = {},
+): SessionEvent {
+  return at(seq, {
+    type: 'user/message',
+    surfaceOp: { op: 'replace', start, end },
+    sourceEventSeqs,
+    data: createUserMessage({
+      content: [{ type: 'text', text: '<context_checkpoint>model only</context_checkpoint>' }],
+      source: { kind: 'plugin', plugin: 'compact' },
+    }),
+  })
+}
+
+describe('TranscriptAdapter', () => {
+  it('projects a window starting past seq 0 at its own log positions', () => {
+    const adapter = new TranscriptAdapter()
+    adapter.reset(plainTurn(100, 5, '偏移问', '偏移答'))
+    expect(adapter.nodes().map(n => [n.kind, n.seq])).toEqual([['user', 101], ['assistant', 103]])
+  })
+
+  it('appends incrementally keeping old node references (materialize-once identity)', () => {
+    const adapter = new TranscriptAdapter()
+    adapter.reset(plainTurn(0, 0, 'a', 'b'))
+    const first = adapter.nodes()
+    adapter.append(ev.user(6, '追加'))
+    const second = adapter.nodes()
+    expect(second).toHaveLength(3)
+    expect(second[0]).toBe(first[0])
+    expect(second[1]).toBe(first[1])
+    expect(second).not.toBe(first) // a real change swaps the array
+  })
+
+  it('keeps the array reference across a chunk storm and swaps it when a node lands', () => {
+    const adapter = new TranscriptAdapter()
+    adapter.reset(plainTurn(0, 0, 'a', 'b'))
+    const settled = adapter.nodes()
+    adapter.append(ev.chunkStart(6, 1))
+    expect(adapter.nodes()).toBe(settled)
+    adapter.append(ev.chunkText(7, 1, '流式'))
+    expect(adapter.nodes()).toBe(settled)
+    adapter.append(ev.assistant(8, 1, '流式完成'))
+    const finalized = adapter.nodes()
+    expect(finalized).not.toBe(settled)
+    expect(finalized.at(-1)).toMatchObject({ kind: 'assistant', seq: 8 })
+  })
+
+  it('materializes every append-origin variant with field mapping', () => {
+    const adapter = new TranscriptAdapter()
+    adapter.reset([
+      ev.user(0, '用户'),
+      ev.assistant(1, 0, '助手'),
+      at(2, { type: 'steering/message', surfaceOp: 'append', data: {
+        turn: 0,
+        message: createUserMessage({
+          content: [{ type: 'text', text: '插话' }],
+          source: { kind: 'user' },
+        }),
+      } }),
+      at(3, { type: 'user/message', surfaceOp: 'append', data: createUserMessage({
+        content: [{ type: 'text', text: '上下文' }], source: { kind: 'plugin', plugin: 'p' },
+      }) }),
+      ev.toolCall(4, 0, 'c1', 'echo', '{"x":1}'),
+      ev.toolResult(5, 0, 'c1', '结果'),
+    ])
+    const nodes = adapter.nodes()
+    expect(nodes.map(n => n.kind)).toEqual(['user', 'assistant', 'steering', 'context', 'tool-result'])
+    expect(nodes.find(n => n.kind === 'tool-result')).toMatchObject({
+      callId: 'c1', call: { name: 'echo', argsRaw: '{"x":1}' }, isError: false,
+    })
+  })
+
+  it('skips events core does not call surface-eligible, marker or not', () => {
+    // The transcript is the append-origin surface, so log-only events (a chunk,
+    // a turn boundary, a compact/* provenance record) and a future type core
+    // has not admitted contribute no node.
+    const adapter = new TranscriptAdapter()
+    adapter.reset([
+      ev.turnStart(0, 1),
+      at(1, { type: 'notice/message', surfaceOp: 'append', data: { note: 1 } }),
+      compactSummary(2),
+      ev.user(3, '唯一的一条'),
+      ev.turnEnd(4, 1),
+    ])
+    expect(adapter.nodes().map(n => [n.kind, n.seq])).toEqual([['user', 3]])
+  })
+
+  describe('compaction markers', () => {
+    it('keeps the original messages and full tool output, hiding replacement copies', () => {
+      const adapter = new TranscriptAdapter()
+      adapter.reset([
+        ev.user(0, '原始问题'),
+        ev.assistant(1, 0, '原始回答'),
+        ev.toolCall(4, 0, 'c1', 'echo', '{}'),
+        ev.toolResult(5, 0, 'c1', '完整工具输出'),
+        // A pruned tool/result copy: rewrites one node for the model, marks nothing.
+        at(6, { type: 'tool/result', surfaceOp: { op: 'replace', start: 5, end: 5 }, sourceEventSeqs: [5], data: {
+          turn: 0, step: 0,
+          message: createToolResultMessage({ callId: CallId('c1'), content: [{ type: 'text', text: '已裁剪' }], isError: false }),
+        } }),
+        compactSummary(7),
+        checkpoint(8, 7, { start: 1, end: 5, sourceEventSeqs: [7, 1, 5] }),
+        // A regenerated assistant/message: also a silent model-only rewrite.
+        at(9, { type: 'assistant/message', surfaceOp: { op: 'replace', start: 8, end: 8 }, sourceEventSeqs: [8], data: {
+          turn: 0, step: 0,
+          message: createMessage({
+            role: 'assistant',
+            content: [{ type: 'text', text: '通用 replacement 副本' }],
+            source: { kind: 'model', ...{ provider: 'x', model: 'copy' } },
+          }),
+        } }),
+      ])
+      const nodes = adapter.nodes()
+      expect(nodes.map(n => [n.kind, n.seq])).toEqual([
+        ['user', 0], ['assistant', 1], ['tool-result', 5], ['compaction', 8],
+      ])
+      expect(nodes[2]).toMatchObject({ kind: 'tool-result', content: [{ type: 'text', text: '完整工具输出' }] })
+      expect(nodes[3]).toMatchObject({ kind: 'compaction', summary: '# 摘要\n\n保留事实' })
+    })
+
+    it('adds one marker per landed compaction, in log order', () => {
+      const adapter = new TranscriptAdapter()
+      adapter.reset([
+        ev.user(0, 'a'),
+        compactSummary(1, [{ type: 'text', text: 'first' }]),
+        checkpoint(2, 1, { start: 0, end: 0, sourceEventSeqs: [1, 0] }),
+        ev.user(3, 'b'),
+        compactSummary(4, [{ type: 'text', text: 'second' }]),
+        checkpoint(5, 4, { start: 2, end: 3, sourceEventSeqs: [4, 2, 3] }),
+      ])
+      expect(adapter.nodes().filter(n => n.kind === 'compaction')).toEqual([
+        { kind: 'compaction', seq: 2, time: 1_700_000_000_002, summary: 'first' },
+        { kind: 'compaction', seq: 5, time: 1_700_000_000_005, summary: 'second' },
+      ])
+    })
+
+    it('renders the marker when the shadowed range is outside the window and logs nothing', () => {
+      // The pagination hole A1 left open: quota is no longer spent on
+      // replacement copies, so a page can carry a checkpoint whose
+      // surfaceOp.start lies below the window head. The old surface fold threw
+      // on the missing range and degraded with a console error; a log-ordered
+      // projection has no range to resolve.
+      const adapter = new TranscriptAdapter()
+      const noise = { error: console.error, warn: console.warn }
+      const logged: unknown[] = []
+      console.error = (...args: unknown[]) => logged.push(args)
+      console.warn = (...args: unknown[]) => logged.push(args)
+      try {
+        adapter.reset([
+          compactSummary(80, [{ type: 'text', text: '窗外范围' }]),
+          checkpoint(81, 80, { start: 3, end: 40, sourceEventSeqs: [80, 3, 40] }),
+          ev.user(82, '压缩后的新问题'),
+        ])
+        expect(adapter.nodes().map(n => [n.kind, n.seq])).toEqual([['compaction', 81], ['user', 82]])
+        expect(adapter.nodes()[0]).toMatchObject({ summary: '窗外范围' })
+      } finally {
+        console.error = noise.error
+        console.warn = noise.warn
+      }
+      expect(logged).toEqual([])
+    })
+
+    it('treats an APPENDING plugin-sourced user/message as injected context, not a compaction', () => {
+      // A session-reference card carries the same plugin source shape; only the
+      // replacement marker makes an event a checkpoint.
+      const adapter = new TranscriptAdapter()
+      adapter.reset([
+        at(0, { type: 'user/message', surfaceOp: 'append', data: createUserMessage({
+          content: [{ type: 'text', text: '注入的上下文' }],
+          source: { kind: 'plugin', plugin: 'compact' },
+        }) }),
+      ])
+      expect(adapter.nodes()).toMatchObject([{ kind: 'context', seq: 0 }])
+    })
+
+    it('ignores a foreign plugin s replacement user/message', () => {
+      const adapter = new TranscriptAdapter()
+      adapter.reset([
+        ev.user(0, '保留'),
+        at(1, { type: 'user/message', surfaceOp: { op: 'replace', start: 0, end: 0 }, sourceEventSeqs: [0], data: createUserMessage({
+          content: [{ type: 'text', text: '别的插件重写' }],
+          source: { kind: 'plugin', plugin: 'not-compact' },
+        }) }),
+      ])
+      expect(adapter.nodes().map(n => [n.kind, n.seq])).toEqual([['user', 0]])
+    })
+
+    it.each([
+      ['absent provenance', undefined],
+      ['text-less summary blocks', compactSummary(1, [{ type: 'image', data: 'nope' }])],
+      ['a whitespace-only summary', compactSummary(1, [{ type: 'text', text: '   ' }])],
+      ['an empty summary array', compactSummary(1, [])],
+      ['a non-array summary', compactSummary(1, 'plain string')],
+    ])('degrades %s to a non-expandable marker', (_label, summary) => {
+      const adapter = new TranscriptAdapter()
+      adapter.reset([
+        ...(summary === undefined ? [] : [summary]),
+        checkpoint(2, 1, { start: 0, end: 0, sourceEventSeqs: [1, 0] }),
+      ])
+      expect(adapter.nodes()).toEqual([
+        { kind: 'compaction', seq: 2, time: 1_700_000_000_002, summary: null },
+      ])
+    })
+
+    it('keeps the text of a mixed-block summary, skipping the blocks it cannot render', () => {
+      // ContentBlock is merge-extensible and the payload type is ContentBlock[],
+      // so a non-text block must not discard recoverable text beside it.
+      const adapter = new TranscriptAdapter()
+      adapter.reset([
+        compactSummary(1, [{ type: 'text', text: '可用摘要' }, { type: 'image', data: 'nope' }]),
+        checkpoint(2, 1, { start: 0, end: 0, sourceEventSeqs: [1, 0] }),
+      ])
+      expect(adapter.nodes()).toEqual([
+        { kind: 'compaction', seq: 2, time: 1_700_000_000_002, summary: '可用摘要' },
+      ])
+    })
+
+    it('leaves the summary null when the checkpoint records no provenance at all', () => {
+      const adapter = new TranscriptAdapter()
+      adapter.reset([at(2, {
+        type: 'user/message',
+        surfaceOp: { op: 'replace', start: 0, end: 0 },
+        data: createUserMessage({
+          content: [{ type: 'text', text: '<context_checkpoint>x</context_checkpoint>' }],
+          source: { kind: 'plugin', plugin: 'compact' },
+        }),
+      })])
+      expect(adapter.nodes()).toEqual([{ kind: 'compaction', seq: 2, time: 1_700_000_000_002, summary: null }])
+    })
+
+    it('skips a non-summary provenance seq before reaching the real one', () => {
+      const adapter = new TranscriptAdapter()
+      adapter.reset([
+        ev.user(0, '被压缩的问题'),
+        at(1, { type: 'compact/start', data: { turn: 0 } }),
+        compactSummary(2, [{ type: 'text', text: '第三个来源才是摘要' }]),
+        checkpoint(3, 2, { start: 0, end: 0, sourceEventSeqs: [1, 2, 0] }),
+      ])
+      expect(adapter.nodes().at(-1)).toMatchObject({ kind: 'compaction', summary: '第三个来源才是摘要' })
+    })
+
+    it('resolves the summary once an older page supplies the provenance', () => {
+      const adapter = new TranscriptAdapter()
+      const landed = checkpoint(8, 7, { start: 0, end: 0, sourceEventSeqs: [7, 0] })
+      adapter.reset([landed])
+      expect(adapter.nodes()[0]).toMatchObject({ kind: 'compaction', summary: null })
+      adapter.reset([compactSummary(7, [{ type: 'text', text: '分页补齐的摘要' }]), landed])
+      expect(adapter.nodes()[0]).toMatchObject({ kind: 'compaction', summary: '分页补齐的摘要' })
+    })
+
+    it('creates the marker on the live append path', () => {
+      const adapter = new TranscriptAdapter()
+      adapter.reset(plainTurn(0, 0, 'a', 'b'))
+      adapter.append(compactSummary(6, [{ type: 'text', text: '直播摘要' }]))
+      adapter.append(checkpoint(7, 6, { start: 1, end: 3, sourceEventSeqs: [6, 1, 3] }))
+      const nodes = adapter.nodes()
+      // The compacted history is still there; the marker is one more row after it.
+      expect(nodes.map(n => [n.kind, n.seq])).toEqual([['user', 1], ['assistant', 3], ['compaction', 7]])
+      expect(nodes.at(-1)).toMatchObject({ kind: 'compaction', seq: 7, summary: '直播摘要' })
+    })
+  })
+
+  it('returns call:null for a tool-result whose call fell outside the window', () => {
+    const adapter = new TranscriptAdapter()
+    adapter.reset([ev.toolResult(50, 3, 'outside-call', '孤儿结果')])
+    expect(adapter.nodes()[0]).toMatchObject({ kind: 'tool-result', callId: 'outside-call', call: null })
+  })
+
+  it('materializes a tool-result error field when present', () => {
+    const adapter = new TranscriptAdapter()
+    adapter.reset([
+      at(0, { type: 'tool/result', surfaceOp: 'append', data: {
+        turn: 0, step: 0,
+        message: createToolResultMessage({ callId: CallId('c1'), content: [], isError: true }),
+        error: { name: 'Boom', code: 'boom' },
+      } }),
+    ])
+    expect(adapter.nodes()[0]).toMatchObject({ kind: 'tool-result', isError: true, error: { code: 'boom' } })
+  })
+
+  it('attaches wire views to the materialized result node', () => {
+    const adapter = new TranscriptAdapter()
+    const callView = { for: 'call' as const, view: { card: 'terminal' as const, command: 'ls' } }
+    const resultView = { for: 'result' as const, view: { card: 'generic' as const, title: '完成' } }
+    adapter.reset([
+      ev.toolCall(0, 1, 'c1', 'bash', '{"cmd":"ls"}'),
+      ev.toolResult(1, 1, 'c1', 'listing'),
+    ], [callView, resultView] as never)
+    expect(adapter.nodes().find(n => n.kind === 'tool-result')).toMatchObject({
+      callView: { card: 'terminal' }, resultView: { card: 'generic', title: '完成' },
+    })
+  })
+
+  it('attaches views on the live append path and defaults to null without views', () => {
+    const adapter = new TranscriptAdapter()
+    adapter.reset(plainTurn(0, 0, 'a', 'b')) // no views argument
+    adapter.append(ev.toolCall(6, 1, 'c2', 'echo', '{}'), { for: 'call', view: { card: 'generic', title: '回声' } } as never)
+    adapter.append(ev.toolResult(7, 1, 'c2', 'ok')) // no view on the result
+    expect(adapter.nodes().find(n => n.kind === 'tool-result')).toMatchObject({
+      callView: { title: '回声' }, resultView: null,
+    })
+  })
+
+  it('leaves callView null when the paired call fell outside the window (cross-page break)', () => {
+    const adapter = new TranscriptAdapter()
+    const resultView = { for: 'result' as const, view: { card: 'generic' as const, title: '孤儿' } }
+    adapter.reset([ev.toolResult(50, 3, 'outside', '窗外配对')], [resultView] as never)
+    expect(adapter.nodes()[0]).toMatchObject({
+      kind: 'tool-result', call: null, callView: null, resultView: { title: '孤儿' },
+    })
+  })
+
+  describe('command lifecycle nodes', () => {
+    it('folds a run/done pair into one settled node merged into flow order by seq', () => {
+      const adapter = new TranscriptAdapter()
+      adapter.reset([
+        ev.user(0, '先说话'),
+        ev.commandRun(1, 'cmd-1', 'plan'),
+        ev.commandDone(2, 'cmd-1', 'success', '已进入 plan mode'),
+        ev.assistant(3, 0, '然后回答'),
+      ])
+      const nodes = adapter.nodes()
+      expect(nodes.map(n => [n.kind, n.seq])).toEqual([['user', 0], ['command', 1], ['assistant', 3]])
+      expect(nodes[1]).toMatchObject({
+        kind: 'command', commandId: 'cmd-1', name: 'plan', args: '',
+        outcome: { kind: 'success', text: '已进入 plan mode' },
+      })
+    })
+
+    it('renders a run with no done as still executing (outcome null)', () => {
+      const adapter = new TranscriptAdapter()
+      adapter.reset([ev.commandRun(0, 'cmd-2', 'goal', ' ship it')])
+      expect(adapter.nodes()[0]).toMatchObject({ kind: 'command', name: 'goal', args: ' ship it', outcome: null })
+    })
+
+    it('soft-falls a done-only window into a node built from the done (cross-window cut)', () => {
+      const adapter = new TranscriptAdapter()
+      adapter.reset([ev.commandDone(80, 'cmd-3', 'error', '失败了')])
+      expect(adapter.nodes()[0]).toMatchObject({
+        kind: 'command', seq: 80, commandId: 'cmd-3', name: null, args: null,
+        outcome: { kind: 'error', text: '失败了' },
+      })
+    })
+
+    it('settles a live-appended done in place, keeping the node at the run seq', () => {
+      const adapter = new TranscriptAdapter()
+      adapter.reset(plainTurn(0, 0, 'q', 'a'))
+      adapter.append(ev.commandRun(6, 'cmd-4', 'clear'))
+      const running = adapter.nodes().find(n => n.kind === 'command')
+      expect(running).toMatchObject({ outcome: null })
+      adapter.append(ev.commandDone(7, 'cmd-4'))
+      const settled = adapter.nodes().find(n => n.kind === 'command')
+      expect(settled).toMatchObject({ seq: 6, outcome: { kind: 'success' } })
+      // Settlement replaced the node object rather than mutating the published one.
+      expect(settled).not.toBe(running)
+    })
+
+    it('tails command nodes whose seq is past every transcript node', () => {
+      const adapter = new TranscriptAdapter()
+      adapter.reset([ev.user(0, '问'), ev.commandRun(1, 'cmd-tail', 'plan')])
+      expect(adapter.nodes().map(n => n.kind)).toEqual(['user', 'command'])
+    })
+
+    it('renders the /compact row alongside the marker its own command produced', () => {
+      // The row that reports the compaction is a command node; dropping command
+      // folding would delete it together with every other slash-command row.
+      const adapter = new TranscriptAdapter()
+      adapter.reset([
+        ev.user(0, '压缩前的问题'),
+        ev.commandRun(1, 'cmd-compact', 'compact'),
+        compactSummary(2, [{ type: 'text', text: '手动压缩摘要' }]),
+        checkpoint(3, 2, { start: 0, end: 0, sourceEventSeqs: [2, 0] }),
+        ev.commandDone(4, 'cmd-compact', 'success', '已压缩'),
+      ])
+      const nodes = adapter.nodes()
+      expect(nodes.map(n => [n.kind, n.seq])).toEqual([['user', 0], ['command', 1], ['compaction', 3]])
+      expect(nodes[1]).toMatchObject({ name: 'compact', outcome: { kind: 'success', text: '已压缩' } })
+    })
+  })
+})
--- a/packages/client/runtime/tests/workspaces-service.spec.ts
+++ b/packages/client/runtime/tests/workspaces-service.spec.ts
@@ -183,6 +183,12 @@ describe('WorkspacesService', () => {

    // Unknown workspace fails loud instead of silently creating in nowhere.
    await expect(workspaces.connectWorkspace(wid('ghost'))).rejects.toThrow(/unknown workspace ghost/)
+
+    // An archived blank is never reused: no surface can show it, so New
+    // Session mints a fresh one for alpha instead.
+    await workspaces.archiveSession(sid('s-blank'))
+    api.onCreate = () => Promise.resolve(ok({ sessionId: sid('s-fresh-2') }))
+    await expect(workspaces.connectWorkspace(wid('alpha'))).resolves.toBe('s-fresh-2')
  })

  it('a rejected first prompt keeps the blank session eligible for connectWorkspace reuse', async () => {
@@ -285,6 +291,84 @@ describe('WorkspacesService', () => {
    }))
    await expect(workspaces.delete(wid('ghost'))).rejects.toThrow(/workspace-not-found: gone/)
  })
+
+  it('archives a session, projects the set from the response, list, and frame, and clears only the current one', async () => {
+    const ctx = new Context()
+    const api = new FakeApiClient()
+    const sessions = new SessionsService(ctx, api)
+    const workspaces = new WorkspacesService(ctx, api, sessions)
+    api.onList = () => Promise.resolve(ok({
+      items: [
+        { sessionId: sid('s-open'), updatedAt: 2, running: false, blank: false },
+        { sessionId: sid('s-idle'), updatedAt: 1, running: false, blank: false },
+      ],
+    }) as never)
+    await sessions.refresh()
+    sessions.open(sid('s-open'))
+
+    // Archiving a non-current session installs the unary echo and keeps the selection.
+    await expect(workspaces.archiveSession(sid('s-idle'))).resolves.toBeUndefined()
+    expect(api.callsOf('workspace.archiveSession')).toEqual([{ sessionId: 's-idle' }])
+    expect(workspaces.list.getSnapshot().archivedSessionIds).toEqual(['s-idle'])
+    expect(sessions.list.getSnapshot().current).toBe('s-open')
+
+    // Archiving the current session clears it into the New Session view state.
+    api.onWorkspaceArchiveSession = () => Promise.resolve(ok({ archivedSessionIds: [sid('s-idle'), sid('s-open')] }))
+    await workspaces.archiveSession(sid('s-open'))
+    expect(workspaces.list.getSnapshot().archivedSessionIds).toEqual(['s-idle', 's-open'])
+    expect(sessions.list.getSnapshot().current).toBeUndefined()
+
+    // A Host failure leaves the set and the selection untouched.
+    api.onWorkspaceArchiveSession = () => Promise.resolve(err({
+      code: 'session-not-found', message: 'no session ghost', details: { sessionId: sid('ghost') },
+    }))
+    await expect(workspaces.archiveSession(sid('ghost'))).rejects.toThrow(/session-not-found/)
+    expect(workspaces.list.getSnapshot().archivedSessionIds).toEqual(['s-idle', 's-open'])
+
+    // The changed frame and the list baseline both re-install the full set.
+    workspaces.handleHostEnvelope({
+      rpcId: 'frame' as never,
+      payload: { type: 'host/archived-sessions-changed', archivedSessionIds: [sid('s-idle')] },
+    } as never)
+    // Frame installs ride the notifier's microtask batch before projecting.
+    await new Promise(resolve => setTimeout(resolve, 0))
+    expect(workspaces.list.getSnapshot().archivedSessionIds).toEqual(['s-idle'])
+    api.onWorkspaceList = () => Promise.resolve(ok({ items: [], archivedSessionIds: [sid('s-open')] }) as never)
+    await workspaces.refresh()
+    expect(workspaces.list.getSnapshot().archivedSessionIds).toEqual(['s-open'])
+  })
+
+  it('clears a current archived by a remote frame and shields the set from a stale in-flight baseline', async () => {
+    const ctx = new Context()
+    const api = new FakeApiClient()
+    const sessions = new SessionsService(ctx, api)
+    const workspaces = new WorkspacesService(ctx, api, sessions)
+    api.onList = () => Promise.resolve(ok({
+      items: [{ sessionId: sid('s-open'), updatedAt: 1, running: false, blank: false }],
+    }) as never)
+    await sessions.refresh()
+    sessions.open(sid('s-open'))
+
+    // A stale baseline is in flight (older, empty set) when another tab's
+    // archive frame lands: the frame clears the current selection and its
+    // set survives the baseline's later resolution.
+    const gate = deferred<Awaited<ReturnType<FakeApiClient['onWorkspaceList']>>>()
+    api.onWorkspaceList = () => gate.promise
+    const hydration = workspaces.refresh()
+    workspaces.handleHostEnvelope({
+      rpcId: 'frame' as never,
+      payload: { type: 'host/archived-sessions-changed', archivedSessionIds: [sid('s-open')] },
+    } as never)
+    await new Promise(resolve => setTimeout(resolve, 0))
+    expect(sessions.list.getSnapshot().current).toBeUndefined()
+    gate.resolve(ok({ items: [], archivedSessionIds: [] }))
+    await hydration
+    expect(workspaces.list.getSnapshot().archivedSessionIds).toEqual(['s-open'])
+    // The next (fresh) baseline is authoritative again.
+    api.onWorkspaceList = () => Promise.resolve(ok({ items: [], archivedSessionIds: [] }) as never)
+    await workspaces.refresh()
+    expect(workspaces.list.getSnapshot().archivedSessionIds).toEqual([])
+  })
 })

 describe('startInitialSelection', () => {