Merge remote-tracking branch 'origin/feat/directory-picker-quiet-navigation' into feat/dir-selector-adaptive-default

# Conflicts:
#	.agents/notes/implemented/architecture/2026-07-28-directory-picker-capability-seam.i18n.yaml
This commit is contained in:
creatixchu
2026-07-30 16:20:22 +08:00
95 changed files with 5602 additions and 632 deletions

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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
2026-07-10-single-file-executable-sdk-runtime-distribution.md: 39cfb2999dea7767a18702ad7d160c9e88d7bf20
2026-07-10-single-file-executable-sdk-runtime-distribution.zh.md: e1a21c40647e1418d4afd02c0bc6b44ef0d4a8cf
# pnpm run verify-translation-pairing --write .agents/notes/implemented/architecture/2026-07-10-single-file-executable-sdk-runtime-distribution.md
2026-07-10-single-file-executable-sdk-runtime-distribution.md: f749d6a72b4c32a189a9f848595076457819d9b9
2026-07-10-single-file-executable-sdk-runtime-distribution.zh.md: 2b511573bc68e5378279cec8d22ce960af0966e9

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@@ -40,15 +40,15 @@ The deploy root is [`python/sdk-runtime/package.json`](../../../../python/sdk-ru
### Build pipeline and artifacts
[`scripts/build-exe-for-python-sdk.ts`](../../../../scripts/build-exe-for-python-sdk.ts): runtime closure verification → `pnpm run build` → (after clearing) `pnpm --filter dsh-jsonrpc-agent-pkg deploy --legacy --prod --config.node-linker=hoisted --config.auto-install-peers=false --config.link-workspace-packages=true` **directly into** `python/sdk-runtime/src/deepseek_harness_runtime/runtime/node/` → inject the pkg configuration (`bin` points at `node_modules/@deepseek-ai/dsh-jsonrpc-demo/lib/bin.js` inside the closure, `assets` is a full glob — dynamic import is invisible to pkg's static analysis, so everything must be packed in explicitly) → one `pkg --sea` per target → the executables `dsh-jsonrpc-agent-pkg-<platform>-<arch>` land in `dist-exe/` and are copied back into the runtime directory. CI treats them as intermediate test inputs and retains their platform wheels. All four deploy flags are grounded in measurement: `--legacy` is the mandatory path with inject-workspace-packages off; hoisted yields a zero-symlink file tree (most stable for the pkg VFS, physically guaranteeing a single cordis instance); disabling automatic peer installation keeps unpublished package names from triggering registry resolution; link-workspace-packages points the closure at workspace/vendor sources.
[`scripts/build-exe-for-python-sdk.ts`](../../../../scripts/build-exe-for-python-sdk.ts): runtime closure verification → `pnpm run build` → (after clearing) `pnpm --filter dsh-jsonrpc-agent-pkg deploy --legacy --prod --config.node-linker=hoisted --config.auto-install-peers=false --config.link-workspace-packages=true` **directly into** `python/sdk-runtime/src/deepseek_harness_runtime/runtime/node/` → inject the pkg configuration (`bin` points at `node_modules/@deepseek-ai/dsh-jsonrpc-demo/lib/bin.js` inside the closure, `assets` is a full glob — dynamic import is invisible to pkg's static analysis, so everything must be packed in explicitly) → stage the target `node-pty` addon → one `pkg --sea` per target → the executables `dsh-jsonrpc-agent-pkg-<platform>-<arch>` land in `dist-exe/` and are copied back into the runtime directory. Linux installs build `pty.node` from source, so the builder copies it from the root install into the staged closure because legacy deploy omits that side-effect directory; macOS uses its target prebuild and emits the required `-spawn-helper` beside the executable. CI treats these products as intermediate test inputs and retains their platform wheels. All four deploy flags are grounded in measurement: `--legacy` is the mandatory path with inject-workspace-packages off; hoisted yields a zero-symlink file tree (most stable for the pkg VFS, physically guaranteeing a single cordis instance); disabling automatic peer installation keeps unpublished package names from triggering registry resolution; link-workspace-packages points the closure at workspace/vendor sources.
CI: [`.github/workflows/build-exe-for-python-sdk.yml`](../../../../.github/workflows/build-exe-for-python-sdk.yml), triggered explicitly only — `workflow_dispatch`, or the `build-exe` label on a pull request; native builds on the three platforms linux-x64 / linux-arm64 (`ubuntu-24.04-arm`) / macos-arm64, with `~/.pkg-cache` cached; macOS ad-hoc signing is handled by pkg. Each leg drives a mock SSE model through the SDK with the default config and a custom `cordis.yml`, drives the exe directly over NDJSON JSON-RPC, verifies the JSONL and final response, and installs release-shaped wheels into a clean venv without `runtime_bin`; Linux additionally inspects GLIBC requirements and runs in a manylinux 2.28 container. A full three-target run retains four artifacts, each containing one release file: the platform-independent SDK wheel and three native runtime wheels; a subset dispatch retains the SDK wheel and selected runtime wheels. Bare executables and source bundles remain intermediate test inputs. [`.gitlab-ci.yml`](../../../../.gitlab-ci.yml) accepts only `python-vX.Y.Z` tag pipelines whose version matches the root `package.json`, builds one SDK wheel and three native runtime wheels, then a single serialized job checks and publishes all four to the project PyPI registry. Windows is a non-goal.
### Python SDK distribution: two carriers, exe for production, node for development
The Python SDK lives at [`python/`](../../../../python/README.md): `python/sdk` (the client) + `python/sdk-runtime` (the runtime carrier package). The runtime package's data directory holds three kinds of content: the checked-in default `runtime/cordis.yml`, the build-injected platform exe, and the build-injected `runtime/node/` closure tree. `resolve_bundled_launch_args()` automatic resolution **finds the exe only**; the node carrier is enabled only by an explicit `DSH_RUNTIME_MODE=node` (running `runtime/node/node_modules/@deepseek-ai/dsh-jsonrpc-demo/lib/bin.js`, requiring a system node ≥22.19), positioned as the development-verification channel for members of this repo, and does not enter wheel distributions.
The Python SDK lives at [`python/`](../../../../python/README.md): `python/sdk` (the client) + `python/sdk-runtime` (the runtime carrier package). The runtime package's data directory holds the checked-in default `runtime/cordis.yml`, the build-injected platform exe and optional helper, and the build-injected `runtime/node/` closure tree. `resolve_bundled_launch_args()` automatic resolution **finds the exe only**; the node carrier is enabled only by an explicit `DSH_RUNTIME_MODE=node` (running `runtime/node/node_modules/@deepseek-ai/dsh-jsonrpc-demo/lib/bin.js`, requiring a system node ≥22.19), positioned as the development-verification channel for members of this repo, and does not enter wheel distributions.
[`scripts/build-python-release.py`](../../../../scripts/build-python-release.py) reads the authoritative stable `X.Y.Z` from the repository root `package.json` and stages both packages at that version, with the SDK depending exactly on `deepseek-harness-runtime-bin==X.Y.Z`. An optional `python-vX.Y.Z` release tag is a consistency assertion and is rejected when it differs from the repository version; the source `pyproject.toml` development sentinel never determines a release version. The SDK is a `py3-none-any` wheel; the wheel-only runtime package contains exactly one exe and uses one of `py3-none-manylinux_2_28_x86_64`, `py3-none-manylinux_2_28_aarch64`, or `py3-none-macosx_11_0_arm64`. Its Hatch hook rejects sdists, universal tags, mixed executable payloads, and unsupported platforms.
[`scripts/build-python-release.py`](../../../../scripts/build-python-release.py) reads the authoritative stable `X.Y.Z` from the repository root `package.json` and stages both packages at that version, with the SDK depending exactly on `deepseek-harness-runtime-bin==X.Y.Z`. An optional `python-vX.Y.Z` release tag is a consistency assertion and is rejected when it differs from the repository version; the source `pyproject.toml` development sentinel never determines a release version. The SDK is a `py3-none-any` wheel; each wheel-only runtime package contains one exe, and the macOS wheel also contains its architecture-matched helper. Runtime wheels use one of `py3-none-manylinux_2_28_x86_64`, `py3-none-manylinux_2_28_aarch64`, or `py3-none-macosx_11_0_arm64`; the Hatch hook rejects sdists, universal tags, mixed-platform payloads, missing or extra helpers, and unsupported platforms.
The exe's "must be explicitly configured" hard semantic is unchanged; the zero-config experience is restored by the wrapper: when the caller gave no `cordis`, named no explicit runtime, and the environment has no `DSH_CORDIS_CONFIG`, the client explicitly injects the checked-in default `cordis.yml` (agent-core + preloaded llm-deepseek + JSONL persistence + bash-local + the `dsh-jsonrpc` serving entry, with `!!js` environment-variable fallbacks) via `DSH_CORDIS_CONFIG`.
@@ -62,7 +62,7 @@ The exe's "must be explicitly configured" hard semantic is unchanged; the zero-c
## Testing
The verification surface has three tiers. Mechanism tier: the measured conclusions for the `--sea` chain are embedded in the Decision sections (ESM dynamic import inside the VFS, single cordis instance, fail-loud config chain, `node:sqlite`, macOS ad-hoc signing runs). SDK tier: the complete keyless pytest suite covers the client protocol against a fake runtime peer, subprocess cleanup, absolute cwd propagation, dual-carrier launch, and carrier resolution; root CI runs it on Python 3.10. End-to-end tier: every platform build completes a turn against a mock endpoint through the default SDK path, a custom config, and the direct binary protocol, with final text and JSONL checked. The custom config additionally drives `run_code` and a zero-agent `workflow` through their real worker files inside the packaged VFS. The same build leg runs a committed executable-specific snapshot through the Python SDK: a keyless scripted model mounts a Cordis plugin that registers a tool, invokes that tool from `run_code`, runs a direct spawn subagent and a workflow that starts a second spawn child, then unmounts the plugin. The comparison normalizes the SDK result and notification stream plus the parent and two child JSONL logs. This harness stays separate from ACP's `pnpm run test:snapshot` because the protocols and build artifacts differ. The platform wheel is then installed in a clean venv and run without `runtime_bin`.
The verification surface has three tiers. Mechanism tier: the measured conclusions for the `--sea` chain are embedded in the Decision sections (ESM dynamic import inside the VFS, single cordis instance, fail-loud config chain, `node:sqlite`, macOS ad-hoc signing runs). SDK tier: the complete keyless pytest suite covers the client protocol against a fake runtime peer, subprocess cleanup, absolute cwd propagation, dual-carrier launch, and carrier resolution; root CI runs it on Python 3.10. End-to-end tier: every platform build completes a turn against a mock endpoint through the default SDK path, a custom config, and the direct binary protocol, with final text and JSONL checked. The custom config additionally drives `run_code` and a zero-agent `workflow` through their real worker files inside the packaged VFS. The same build leg runs a committed executable-specific snapshot through the Python SDK: a keyless scripted model mounts a Cordis plugin that registers a tool, invokes that tool from `run_code`, runs a direct spawn subagent and a workflow that starts a second spawn child, then unmounts the plugin. The fixture explicitly disables its unused bundled Bash and local skill discovery so its tool set does not depend on repository-external state, and the comparison normalizes opaque message IDs in the SDK result and notification stream plus the parent and two child JSONL logs. This harness stays separate from ACP's `pnpm run test:snapshot` because the protocols and build artifacts differ. The platform wheel is then installed in a clean venv and run without `runtime_bin`.
Manual-driving caveat: the bin treats stdin EOF as "the client is gone" and disposes immediately, so a short-lived pipe aborts an in-flight turn — pipe-driven runs must keep stdin open until the turn ends.

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@@ -40,15 +40,15 @@ exe 的 VFS 内是**构建产物形态的真实包树**(各包的 `lib/` + 真
### 构建管线与产物
[`scripts/build-exe-for-python-sdk.ts`](../../../../scripts/build-exe-for-python-sdk.ts):运行时闭包校验 → `pnpm run build` →(清空后)`pnpm --filter dsh-jsonrpc-agent-pkg deploy --legacy --prod --config.node-linker=hoisted --config.auto-install-peers=false --config.link-workspace-packages=true` **直接写入** `python/sdk-runtime/src/deepseek_harness_runtime/runtime/node/` → 注入 pkg 配置(`bin` 指向闭包内的 `node_modules/@deepseek-ai/dsh-jsonrpc-demo/lib/bin.js``assets` 使用全量 glob因为动态 `import()` 对 pkg 静态分析不可见,必须显式打入全部内容)→ 每个构建目标调用一次 `pkg --sea` → 可执行文件 `dsh-jsonrpc-agent-pkg-<platform>-<arch>` 写入 `dist-exe/`并拷回运行时目录。CI 将这些文件作为测试中间输入,只保留对应平台的 wheel 包。四个部署标志都有实测依据:未启用 `inject-workspace-packages` 时必须使用 `--legacy``hoisted` 产出无符号链接的文件树(对 pkg VFS 最稳定,并从物理上保证只有一个 Cordis 实例);关闭对等依赖自动安装可避免未发布包名触发注册表解析;`link-workspace-packages` 让闭包指向工作区/vendor 源码。
[`scripts/build-exe-for-python-sdk.ts`](../../../../scripts/build-exe-for-python-sdk.ts):运行时闭包校验 → `pnpm run build` →(清空后)`pnpm --filter dsh-jsonrpc-agent-pkg deploy --legacy --prod --config.node-linker=hoisted --config.auto-install-peers=false --config.link-workspace-packages=true` **直接写入** `python/sdk-runtime/src/deepseek_harness_runtime/runtime/node/` → 注入 pkg 配置(`bin` 指向闭包内的 `node_modules/@deepseek-ai/dsh-jsonrpc-demo/lib/bin.js``assets` 使用全量 glob因为动态 `import()` 对 pkg 静态分析不可见,必须显式打入全部内容)→ 暂存目标平台的 `node-pty` addon → 每个构建目标调用一次 `pkg --sea` → 可执行文件 `dsh-jsonrpc-agent-pkg-<platform>-<arch>` 写入 `dist-exe/`,并拷回运行时目录。Linux 安装会从源码构建 `pty.node`,而 `--legacy` 部署会省略该副作用目录因此构建器会把它从根安装目录复制到暂存闭包macOS 使用对应目标的预构建产物,并在可执行文件旁生成所需的 `-spawn-helper`CI 将这些产物作为测试中间输入,只保留对应平台的 wheel 包。四个部署标志都有实测依据:未启用 `inject-workspace-packages` 时必须使用 `--legacy``hoisted` 产出无符号链接的文件树(对 pkg VFS 最稳定,并从物理上保证只有一个 Cordis 实例);关闭对等依赖自动安装可避免未发布包名触发注册表解析;`link-workspace-packages` 让闭包指向工作区/vendor 源码。
CI 使用 [`.github/workflows/build-exe-for-python-sdk.yml`](../../../../.github/workflows/build-exe-for-python-sdk.yml),且只允许显式触发:手动派发 `workflow_dispatch`,或给 PR 添加 `build-exe` 标签。linux-x64、linux-arm64`ubuntu-24.04-arm`)和 macos-arm64 三个平台分别进行原生构建,并缓存 `~/.pkg-cache`macOS 的 ad-hoc 签名由 pkg 处理。每个平台都使用模拟 SSE 模型,分别通过默认配置和自定义 `cordis.yml` 驱动 SDK再通过 NDJSON JSON-RPC 直接驱动 exe校验 JSONL 与最终响应;最后把发布形态的 wheel 包安装到干净的 venv 中,并在不传 `runtime_bin` 的情况下运行。Linux 还会检查 GLIBC 依赖,并在 manylinux 2.28 容器中运行。完整构建三个目标时保留 4 个产物,每个产物只含一个发布文件:平台无关的 SDK wheel 包与 3 个原生运行时 wheel 包;手动选择部分目标时保留 SDK wheel 与所选运行时 wheel。裸 exe 与源码包只作为测试中间输入。[`.gitlab-ci.yml`](../../../../.gitlab-ci.yml) 只接受版本与根目录 `package.json` 匹配的 `python-vX.Y.Z` 标签流水线,构建一个 SDK wheel 包和 3 个原生运行时 wheel 包,再由单个串行任务校验并将这 4 个文件发布到项目的 PyPI 注册表。Windows 不在目标范围内。
### Python SDK 分发双载体exe 用于生产,`node` 用于开发
Python SDK 位于 [`python/`](../../../../python/README.md)`python/sdk` 是客户端,`python/sdk-runtime` 是运行时载体包。运行时包的数据目录包含三类内容:检入的默认 `runtime/cordis.yml`、构建注入的平台 exe以及构建注入的 `runtime/node/` 闭包树。`resolve_bundled_launch_args()` 的自动解析**只查找 exe**`node` 载体仅在显式设置 `DSH_RUNTIME_MODE=node` 时启用(运行 `runtime/node/node_modules/@deepseek-ai/dsh-jsonrpc-demo/lib/bin.js`,需要系统 Node ≥22.19),定位为本仓库成员的开发验证通道,不随 wheel 包分发。
Python SDK 位于 [`python/`](../../../../python/README.md)`python/sdk` 是客户端,`python/sdk-runtime` 是运行时载体包。运行时包的数据目录包含检入的默认 `runtime/cordis.yml`、构建注入的平台 exe 与可选 helper,以及构建注入的 `runtime/node/` 闭包树。`resolve_bundled_launch_args()` 的自动解析**只查找 exe**`node` 载体仅在显式设置 `DSH_RUNTIME_MODE=node` 时启用(运行 `runtime/node/node_modules/@deepseek-ai/dsh-jsonrpc-demo/lib/bin.js`,需要系统 Node ≥22.19),定位为本仓库成员的开发验证通道,不随 wheel 包分发。
[`scripts/build-python-release.py`](../../../../scripts/build-python-release.py) 从仓库根目录的 `package.json` 读取权威的稳定版本 `X.Y.Z`,以该版本暂存两个包,并让 SDK 精确依赖 `deepseek-harness-runtime-bin==X.Y.Z`。可选的 `python-vX.Y.Z` 发布标签只是一项一致性断言,与仓库版本不同时会被拒绝;源码 `pyproject.toml` 中的开发占位版本从不决定发布版本。SDK 是 `py3-none-any` wheel 包;只提供 wheel 包的运行时包恰好包含一个 exe标签为 `py3-none-manylinux_2_28_x86_64``py3-none-manylinux_2_28_aarch64``py3-none-macosx_11_0_arm64`。其 Hatch 钩子拒绝 sdist、通用标签、混合可执行载荷以及不支持的平台。
[`scripts/build-python-release.py`](../../../../scripts/build-python-release.py) 从仓库根目录的 `package.json` 读取权威的稳定版本 `X.Y.Z`,以该版本暂存两个包,并让 SDK 精确依赖 `deepseek-harness-runtime-bin==X.Y.Z`。可选的 `python-vX.Y.Z` 发布标签只是一项一致性断言,与仓库版本不同时会被拒绝;源码 `pyproject.toml` 中的开发占位版本从不决定发布版本。SDK 是 `py3-none-any` wheel 包;每个只提供 wheel 包的运行时包包含一个 exemacOS wheel 包还包含与其架构匹配的 helper。运行时 wheel 包使用 `py3-none-manylinux_2_28_x86_64``py3-none-manylinux_2_28_aarch64``py3-none-macosx_11_0_arm64` 三种标签之一;Hatch 钩子拒绝 sdist、通用标签、混合平台载荷、helper 缺失或多余,以及不支持的平台。
exe“必须显式配置”的硬语义不变零配置体验由包装层恢复调用方没有提供 `cordis`、没有显式指定运行时,且环境中没有 `DSH_CORDIS_CONFIG` 时,客户端将检入的默认 `cordis.yml``agent-core` + 预载的 `llm-deepseek` + JSONL 持久化 + `bash-local` + `dsh-jsonrpc` 对外服务条目,并通过 `!!js` 使用环境变量兜底)显式注入 `DSH_CORDIS_CONFIG`
@@ -62,7 +62,7 @@ exe 内支持 `dsh-workflow-workerthread` 与 `dsh-code-runtime-worker`。两个
## 测试
验证面分三层。机制层:`--sea` 链路的实测结论内嵌在“决策”各节VFS 内 ESM 动态 `import()`、单一 Cordis 实例、明确报错的配置链路、`node:sqlite`、macOS ad-hoc 签名可运行。SDK 层:完整的无密钥 pytest 套件以假运行时对端覆盖客户端协议、子进程清理、绝对 `cwd` 传递、双载体启动与载体解析;根 CI 在 Python 3.10 上运行全部用例。端到端层:每个平台构建都通过默认 SDK 路径、自定义配置和直接二进制协议,对模拟端点完成一个轮次,并校验最终文本与 JSONL。自定义配置还会通过打包进 VFS 的真实工作线程文件执行 `run_code` 和不启动 agent 的 `workflow`。同一构建任务还会经 Python SDK 运行一组检入的 exe 专用快照:无密钥脚本化模型挂载一个会注册工具的 Cordis 插件,从 `run_code` 调用该工具,运行一个由 spawn 提供方直接启动的 subagent子 agent和一个会通过 spawn 启动第二个子 agent 的工作流,随后卸载该插件。比较时会规范化 SDK 结果与通知流,以及父会话和两个子会话的 JSONL 日志。该 harness 与 ACP 的 `pnpm run test:snapshot` 保持独立,因为二者的协议和构建产物不同。随后把平台 wheel 包安装进干净的 venv并在不传 `runtime_bin` 的情况下运行。
验证面分三层。机制层:`--sea` 链路的实测结论内嵌在“决策”各节VFS 内 ESM 动态 `import()`、单一 Cordis 实例、明确报错的配置链路、`node:sqlite`、macOS ad-hoc 签名可运行。SDK 层:完整的无密钥 pytest 套件以假运行时对端覆盖客户端协议、子进程清理、绝对 `cwd` 传递、双载体启动与载体解析;根 CI 在 Python 3.10 上运行全部用例。端到端层:每个平台构建都通过默认 SDK 路径、自定义配置和直接二进制协议,对模拟端点完成一个轮次,并校验最终文本与 JSONL。自定义配置还会通过打包进 VFS 的真实工作线程文件执行 `run_code` 和不启动 agent 的 `workflow`。同一构建任务还会经 Python SDK 运行一组检入的 exe 专用快照:无密钥脚本化模型挂载一个会注册工具的 Cordis 插件,从 `run_code` 调用该工具,运行一个由 spawn 提供方直接启动的 subagent子 agent和一个会通过 spawn 启动第二个子 agent 的工作流,随后卸载该插件。该 fixture测试前置数据会显式禁用组合包中未使用的 Bash 和本地 skill技能发现使其工具集不依赖仓库外部状态比较时会规范化以下各处的不透明消息 IDSDK 结果与通知流,以及父会话和两个子会话的 JSONL 日志。该 harness 与 ACP 的 `pnpm run test:snapshot` 保持独立,因为二者的协议和构建产物不同。随后把平台 wheel 包安装进干净的 venv并在不传 `runtime_bin` 的情况下运行。
手工驱动注意:`bin` 将 stdin EOF 视为“客户端已离开”并立即 dispose短命管道会中止进行中的轮次——管道驱动必须保持 stdin 打开,直到轮次结束。

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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/architecture/2026-07-28-directory-picker-capability-seam.md
2026-07-28-directory-picker-capability-seam.md: c44717d46445a992e563497ed011930a6044a1bb
2026-07-28-directory-picker-capability-seam.zh.md: 42fedf64ba97fed032c4847b68ce321ae32dc463
2026-07-28-directory-picker-capability-seam.md: 495062f910785e1bb2f421dbb25c01c399d45567
2026-07-28-directory-picker-capability-seam.zh.md: 62fc87212ab627ea8819dab55e3a769b4a5afc42

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@@ -18,7 +18,9 @@ Placement and policy rulings folded into this decision:
- **Not the `ctx.fs` seam.** `packages/fs/` is the model/session-facing storage stack (policy events, sandbox-swappable backends). Riding it would couple GUI browsing to the model's confinement backend — swapping `fs-sandbox` for the model must never change GUI behavior — and OS facts (home anchoring, hidden conventions) are not storage primitives. The picker seam stays presentation-free and model-free; `packages/host/` is its consumer-domain home.
- **Dependency survey (hand-roll vs adopt).** Node's stdlib *is* the maintained cross-platform OS layer (`readdir(withFileTypes)`, `homedir`, path semantics); surveyed alternatives fail the dependency bar — file-manager packages (`node-file-manager`, `files-and-folders`, Syncfusion's provider) are whole HTTP apps (fit), drive-letter helpers (`drivelist` native addon, `windows-drive-letters` ~7y stale) fail health/proportionality. The browse backend is a thin adapter over stdlib.
- **Hidden entries: return-and-flag.** The host stamps `hidden` (POSIX dot convention) and returns everything; the client filters. Display policy stays client-side, and the planned show-hidden toggle becomes a client-only change. Windows' `FILE_ATTRIBUTE_HIDDEN` is not exposed by dirents — documented limitation until a native probe pays for itself.
- **Hidden entries: return-and-flag.** The host stamps `hidden` (POSIX dot convention) and returns everything; the client filters. Display policy stays client-side, and the show-hidden toggle shipped as exactly that client-only change: a fixed-label footer toggle whose state lives in the pressed presentation (`aria-pressed` + check glyph), a dot-led path-draft prefix reveals the hidden entries it names, and the current selection is exempt from both the hidden and the prefix filter (it anchors the two-pane view). Windows' `FILE_ATTRIBUTE_HIDDEN` is not exposed by dirents — documented limitation until a native probe pays for itself.
- **Path-editor cancel scope: the dialog card.** The browse client's path editor cancels on Escape and on focus leaving the card, both observed at a card-scope wrapper rather than the input — after Tab parks focus on a filtered row the input is off the event path, yet Escape must collapse the editor (not the dialog) and a later focus departure must still cancel. Non-cancel exemptions: window/tab focus loss, in-card focus moves, and pointer paths (rows and the toggle suppress focus steal on mousedown while editing). Separators for seeding and draft-tail filtering are inferred from `listing.home`; the wire-field alternative below records the deferred authoritative form. Combobox semantics between the editor and the list it filters (`aria-expanded`/`aria-controls`/active-descendant, result announcements) are likewise deferred — today they read to assistive tech as separate widgets.
- **Navigation lands selection-anchored, quiet, and bounded.** Away from the display root (the same collapse the crumb header renders, so crumbs and pane shape never disagree), the landing is two-pane: the target's actual parent-level entry re-selected (platform case folding on Windows), its children on the right, so a crumb jump reads as stepping back one pane rather than collapsing to a single column. Target and parent legs land as **one frame** when the parent leg settles within the 200ms wait bound — the stale view keeps rendering until then, so navigation swaps the panes without an intermediate single-pane flash — and past the bound the target commits alone at once (an Enter-submitted navigation is never held hostage by a stalled parent) with the late parent leg upgrading the landing in place. The parent leg runs under the landing's supersession scope and is aborted on the wire by any newer intent (Escape inside the landing window therefore withdraws the whole navigation); a failed parent leg, or a truncated parent window lacking the target, leaves the single-pane landing — the upgrade must never orphan the selection it exists to anchor. The loading indicator follows the same quiet rule: it floats over the content's bottom-right corner (never a layout-shifting row; the truncated/error rows own the bottom left and keep rendering through a scan) and only once a scan outlives a 300ms silence window, so a local listing swaps with nothing shown at all. Row picks are deliberately exempt from the one-frame rule: a pick's immediate pane split is its selected-state feedback (aria-current, crumbs following), while a navigation has nothing to acknowledge the click but the swap itself. Both timing constants are calibrated for local enumeration; a remote deployment (one RPC per level, commonly 100400ms) would sit inside the silence window with no pressed state on the crumbs — revisit the window or add pressed feedback when a remote consumer lands.
- **Symlinks: follow for enterability.** `stat` probes symlinks (broken/cyclic → skipped); crumbs keep the logical path the operator navigated, and `workspace.create` already canonicalizes via realpath at adoption.
- **Listing levels are bounded, and streamed.** One `list` call returns at most `maxEntries` rows (config, default 1000 — GitHub's web-UI directory-listing bound). The level streams via `opendir` into a name-sorted window of `maxEntries + 1` candidates, so memory stays O(maxEntries) and enterability probing touches only windowed candidates; the wire `DirectoryListing` carries a required `truncated` flag so the client states incompleteness instead of silently missing tail entries. A windowed broken symlink is not backfilled from beyond the window — the eviction already marks the level truncated. Window insertion is binary with an O(1) full-window tail rejection (an oversized level must not pay a window scan per dirent), and `list(path, signal)` threads the carrier's request signal so a scan of a stalled network directory cannot outlive a disconnected caller — every await in the scan (open, each read, each symlink probe) races the signal, an aborted exit abandons rather than awaits the close (Node queues close behind in-flight reads), and abandoned settlements are swallowed so cleanup can never surface as an unhandled rejection. An unbounded level is a memory/responsiveness hole for large or adversarial directories.
- **Whole-filesystem scope, no roots config.** `workspace.create` accepts arbitrary paths and the API serves bash-driving methods, so a browse root would be UX scoping, not a boundary; configurability without a consumer fails the evidence bar. Deferred until a deployment needs it.
@@ -30,6 +32,9 @@ Placement and policy rulings folded into this decision:
- **One uniform seam method set (`pick(): path`).** Rejected: an in-app browser cannot be served behind a single host-side call — the browsing loop lives in the client and needs primitives on the wire; the native chooser cannot implement primitives. The interaction difference is irreducible, hence the discriminant.
- **Direct stdlib calls inside apiproxy (no seam).** Rejected: keeps the gateway the only swap point (source edits), loses fixture/test backends, and contradicts the plugin doctrine that motivated the work.
- **Adopting a file-manager/drive-enumeration dependency.** Rejected per the survey above; recorded here as the dependency policy requires.
- **A flip-label show-hidden toggle ("Hide hidden files").** Rejected: a flipping action label is ambiguous between state and action and doubles the negative; the fixed label with a pressed presentation states both at once.
- **Pure relatedTarget blur cancellation (no mousedown suppression).** Rejected: Safari does not focus buttons on pointer down, so a click's focusout carries a null `relatedTarget` and would cancel the editor before the click lands; editing-scoped mousedown suppression plus the card-anchored relatedTarget guard covers pointer and keyboard paths together.
- **A wire `separator` field on `DirectoryListing` (host stamps `path.sep`).** Deferred, not rejected: it is the authoritative form — a POSIX home directory containing a backslash defeats the `listing.home` heuristic — but it touches the seam type and every backend; the browse client's `separatorOf` carries a TODO pointing at this alternative until a wire change is next scheduled.
## Consequences

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@@ -18,7 +18,9 @@ web GUI 的"打开本地文件夹"流程被焊死在一种交互上:`host.pick
- **不用 `ctx.fs` seam。** `packages/fs/` 是面向模型会话的存储栈policy 事件、sandbox 可换后端)。骑上去会把 GUI 浏览耦合进模型的限制后端——为模型换 `fs-sandbox` 绝不能改变 GUI 行为——而 OS 事实home 锚定、隐藏约定也不是存储原语。picker seam 保持无展示、无模型;`packages/host/` 是它消费方域的家。
- **依赖调研(手写 vs 引入)。** Node 标准库本身就是维护中的跨平台 OS 层(`readdir(withFileTypes)``homedir`、路径语义);调研过的替代品都过不了依赖门槛——文件管理器包(`node-file-manager``files-and-folders`、Syncfusion 的 provider是整套 HTTP 应用(契合度不过),盘符工具(原生插件 `drivelist`、约七年未更的 `windows-drive-letters`健康度比例失当。browse 后端是标准库上的薄适配。
- **隐藏条目:返回并打标。** 宿主标注 `hidden`POSIX 点前缀约定)并返回全部条目;客户端过滤。展示策略留在客户端,计划中的"显示隐藏"开关变成纯客户端改动。Windows 的 `FILE_ATTRIBUTE_HIDDEN` 不被 dirent 暴露——记为限制,直到原生探测值回其成本。
- **隐藏条目:返回并打标。** 宿主标注 `hidden`POSIX 点前缀约定)并返回全部条目;客户端过滤。展示策略留在客户端,"显示隐藏"开关正是作为这一纯客户端改动落地:标签固定的 footer 开关,其状态由按下态呈现承载(`aria-pressed` + 勾选符号);以点开头的路径草稿前缀会显出它所指名的隐藏条目;当前选中项则不受隐藏与前缀两种过滤影响(它锚定着双栏视图)。Windows 的 `FILE_ATTRIBUTE_HIDDEN` 不被 dirent 暴露——记为限制,直到原生探测值回其成本。
- **路径编辑器的取消范围:对话框卡片。** browse 客户端的路径编辑器在按 Escape 与焦点离开卡片时取消两者都在卡片范围的包装层而非输入框上监听——Tab 把焦点停到某个过滤命中的行之后,输入框已不在事件路径上,但 Escape 仍须收起编辑器(而非对话框),其后的焦点离开也仍须取消。不取消的豁免:窗口/标签页失焦、卡片内焦点移动,以及指针路径(编辑期间行与开关在 mousedown 时抑制焦点夺取)。预填与草稿末段过滤所用的分隔符从 `listing.home` 推断;下文的线上字段替代方案记录了被延期的权威形态。编辑器与其过滤的列表之间的 combobox 语义(`aria-expanded``aria-controls`active-descendant、结果播报同样被延期——目前二者在辅助技术看来是彼此独立的控件。
- **导航以选中项为锚、安静且有界地落地。** 在展示根之外(与 crumb 头部渲染的是同一塌缩,因此 crumb 与分栏形态永不相左落地即双栏重新选中目标在父层级中的实际条目Windows 上按平台惯例折叠大小写),右侧展示其子项,因此 crumb 跳转读作后退一栏,而不是塌缩成单列。父层级这一程在 200ms 等待上限内落定时,目标与父层级两程以**同一帧**落地——在此之前陈旧视图持续渲染导航换栏时因此没有中间的单栏闪现——超出该上限则目标即刻单独提交Enter 提交的导航绝不会被滞塞的父层级扣作人质),迟到的父层级这一程再就地升级这次落地。父层级这一程在落地的 supersession 范围下运行,任何较新的意图都会在线上将其中止(因此在落地窗口内按 Escape 即撤回整次导航);父层级这一程失败,或被截断的父窗口缺少目标时,都保留单栏落地——升级的存在正是为了锚定选中项,绝不能反而让它悬空。加载指示器遵循同一安静规则:它浮于内容右下角(绝不是会挪动布局的一行;截断/错误行占据左下角,并在扫描期间持续渲染),且仅在扫描超出 300ms 静默窗口后才出现因此本地列举切换时什么也不显示。行选取被刻意豁免于同一帧规则选取后立即分栏本身就是其选中态反馈aria-current、crumb 跟随),而导航除了换栏本身没有任何东西可确认这次点击。两个时序常量都按本地列举校准;远程部署(每层级一次 RPC通常 100400ms会落在静默窗口之内、crumb 上却没有按下态——待远程消费方落地时,重新审视该窗口或补上按下反馈。
- **符号链接:为可进入性而跟随。** 用 `stat` 探测符号链接(断链/循环→跳过);面包屑保留操作者导航的逻辑路径,`workspace.create` 在接纳时本就做 realpath 规范化。
- **列举层级有上限,且流式处理。** 单次 `list` 至多返回 `maxEntries` 行(配置项,默认 1000——GitHub 网页端目录列举的同一上限)。层级经 `opendir` 流入一个按名排序、容量 `maxEntries + 1` 的候选窗口,内存保持 O(maxEntries),可进入性探测只触及窗口内候选;线上 `DirectoryListing` 携带必填的 `truncated` 标志,让客户端明示不完整而不是静默缺尾。窗口内的断链符号链接不从窗口外回填——发生过驱逐本身已把层级标记为截断。窗口插入为二分查找、满窗尾部单次比较即拒绝(超大层级不能为每个 dirent 付出一次全窗扫描),且 `list(path, signal)` 透传载体的请求信号,滞塞网络目录的扫描不会在调用方断连后继续存活——扫描中的每个 await打开、每次读取、每次符号链接探测都与信号赛跑中止路径放弃而非等待 closeNode 会把 close 排在在飞读取之后),被放弃的 settlement 全部吞掉,清理不会以未处理拒绝的形式冒出。无上限的层级对超大或恶意构造的目录就是内存/响应性漏洞。
- **全盘可浏览,不做 roots 配置。** `workspace.create` 接受任意路径且 API 本就提供驱动 bash 的方法,浏览根只会是 UX 范围而非边界;没有消费方的可配置性过不了证据门槛。等到有部署需要再做。
@@ -30,6 +32,9 @@ web GUI 的"打开本地文件夹"流程被焊死在一种交互上:`host.pick
- **统一方法集的 seam`pick(): path`)。** 否决:应用内浏览器无法藏在一次宿主侧调用后面——浏览循环在客户端,需要协议上的原语;而对话框实现不了原语。交互差异不可约,故用判别标签。
- **apiproxy 里直接调标准库(不建 seam。** 否决:换装点仍是改网关源码,失去 fixture测试后端与促成这项工作的插件教义相悖。
- **引入文件管理器/盘符枚举依赖。** 按上文调研否决;依赖政策要求记录于此。
- **动作标签随状态翻转的"显示隐藏"开关("隐藏隐藏文件")。** 否决:会翻转的动作标签在状态与动作之间有歧义,还把否定叠了两层;固定标签加按下态呈现一次说清两者。
- **纯 relatedTarget 失焦取消(不做 mousedown 抑制)。** 否决Safari 在指针按下时不给按钮聚焦,点击触发的 focusout 因而携带空 `relatedTarget`,会在点击落地前就取消编辑器;编辑期作用的 mousedown 抑制加上锚定卡片的 relatedTarget 守卫才能同时覆盖指针与键盘路径。
- **在 `DirectoryListing` 上增设线上 `separator` 字段(宿主标注 `path.sep`)。** 延期而非否决:它才是权威形态——含反斜杠的 POSIX 家目录会击穿 `listing.home` 启发式——但它触及 seam 类型与每个后端browse 客户端的 `separatorOf` 挂着指向本方案的 TODO直到下次安排线上变更。
## 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/bug-fix/2026-07-28-themed-scrollbars-and-reserved-gutter.md
2026-07-28-themed-scrollbars-and-reserved-gutter.md: 38228c868bb00210118e8110feb722fb81d0d56c
2026-07-28-themed-scrollbars-and-reserved-gutter.zh.md: 9fafe1faa9303b5e2e23a1b3064904f71494026d
2026-07-28-themed-scrollbars-and-reserved-gutter.md: b45f70b126d083916c756afb88a8b646a4e9bb85
2026-07-28-themed-scrollbars-and-reserved-gutter.zh.md: 8afa36429ce7e6e061b014d63dcb20e5a642a84c

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@@ -20,13 +20,13 @@ The rules sit on `body`, not `html`. `design-platform.css` declares the `--dsw-a
The two renderings are mutually exclusive, and the exclusion is enforced rather than assumed. A non-`auto` `scrollbar-width` or `scrollbar-color` makes Chromium and Safari discard every `::-webkit-scrollbar*` rule for that element, `::-webkit-scrollbar-thumb:hover` included. Declaring both unconditionally therefore leaves the hover token rendering nowhere at all: the engines that implement the hover pseudo-element are exactly the ones the standard properties silence, and Firefox has no hover pseudo-element to fall back on. The standard properties consequently sit inside `@supports not selector(::-webkit-scrollbar)`, which is true only where the pseudo-element is unimplemented, so Firefox takes the standard path and WebKit-based engines take the pseudo-element path. The WebKit rules are not gated in turn: an engine without those pseudo-elements drops them as unknown selectors, so a gate would only restate what selector matching already does. An engine too old for the `selector()` function makes the condition invalid, which evaluates false and selects the pseudo-element path — the correct side for the pre-16.4 Safari that is the realistic case for that reading.
Both paths read one indirection pair, `--dsh-scrollbar-thumb` and `--dsh-scrollbar-thumb-hover`, bound on `body` to the l1 (base-surface) tokens. **This is the rebinding contract, and it is the part the CSS alone does not state**: an elevated surface sets `--dsh-scrollbar-thumb: var(--dsw-alias-scrollbar-bg-l2)` and `--dsh-scrollbar-thumb-hover: var(--dsw-alias-scrollbar-hover-l2)` on its own container, and that one rebind reaches the standard properties and the WebKit pseudo-elements together. The pair is rebound as a pair; rebinding the resting thumb alone leaves the hover state on the base-surface token. Eight surfaces rebind today: the command popup, the slash menu, the model-select panel, the settings panel, the shared `ui-primitives` menu card, the composer input card, the question composer card, and the todo panel. Most declare it on the elevated card rather than on the scrolling descendant, because the elevation is a property of the surface and custom properties inherit down to whichever child actually scrolls.
Both paths read one indirection pair, `--dsh-scrollbar-thumb` and `--dsh-scrollbar-thumb-hover`, bound on `body` to the l1 (base-surface) tokens. **This is the rebinding contract, and it is the part the CSS alone does not state**: an elevated surface sets `--dsh-scrollbar-thumb: var(--dsw-alias-scrollbar-bg-l2)` and `--dsh-scrollbar-thumb-hover: var(--dsw-alias-scrollbar-hover-l2)` on its own container, and that one rebind reaches the standard properties and the WebKit pseudo-elements together. The pair is rebound as a pair; rebinding the resting thumb alone leaves the hover state on the base-surface token. The mechanically discoverable subset is owned by `packages/client/ui-theme/tests/scrollbar-styles.spec.ts`: any sheet that both scrolls and paints an elevated surface must rebind, so this note no longer maintains a complete surface inventory. Most declare the pair on the elevated card rather than on the scrolling descendant, because elevation belongs to the surface and custom properties inherit to whichever child actually scrolls.
The last four were missed in the first implementation and found in review, which is why the rebinding contract is now checked mechanically rather than by inspection: a sheet that scrolls somewhere and paints an elevated surface somewhere must rebind.
Four surfaces — `Menu`, `InputBar`, `QuestionComposer`, and `TodoPanel` were missed in the first implementation and found in review, which is why the per-sheet rebinding contract is checked mechanically rather than by inspection.
The elevated set is resolved from the palette's own dark elevation ladder — the surface tokens whose dark value lands on `bg-layer-2` or `bg-layer-3`, which is the step the l1/l2 split encodes. Deriving it instead from the sheets that already rebind was the first attempt and is unsound: such a set can only confirm what someone already remembered, and a surface nobody has rebound yet — exactly the case the check exists for — defines itself as unelevated. `--dsw-specific-tip` proved it, resolving to the menu surface's rung while the todo panel scrolled on it unrebound and the derived check stayed green.
Scope is by token family, not by geometry: only `--dsw-alias-bg-*` and `--dsw-specific-*` name a surface. `--dsw-alias-button-*`, `--dsw-alias-interactive-*`, and `--dsw-alias-markdown-*` reach the same rungs while naming a control or an inline span that no scroll container renders its bar against. Shape cannot make that call, since a floating button legitimately carries a radius, a shadow, and a fixed size. The check is per sheet rather than per rule because the card and the descendant that scrolls are separate rules, and CSS text does not express which contains which.
Scope is by token family, not by geometry: only `--dsw-alias-bg-*` and `--dsw-specific-*` name a surface. `--dsw-alias-button-*`, `--dsw-alias-interactive-*`, and `--dsw-alias-markdown-*` reach the same rungs while naming a control or an inline span that no scroll container renders its bar against. Shape cannot make that call, since a floating button legitimately carries a radius, a shadow, and a fixed size. The check is per sheet rather than per rule because the card and the descendant that scrolls are separate rules. That approximation cannot detect a scrolling component embedded in an elevated card painted by another package's stylesheet, as `DirectoryBrowser` inside `Modal` demonstrated; cross-sheet composition remains a review and assembled-UI responsibility.
The track and the corner stay transparent, so the thumb reads against whatever surface scrolls under it; only the thumb and its hover state carry a token color.

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@@ -20,13 +20,13 @@ Status: implemented
两种渲染互斥,而这种互斥是被强制的,不是假定的。`scrollbar-width``scrollbar-color` 只要取非 `auto`Chromium 与 Safari 就会丢弃该元素上的全部 `::-webkit-scrollbar*` 规则,`::-webkit-scrollbar-thumb:hover` 也在其中。因此无条件地同时声明会让 hover token 在任何地方都得不到渲染:实现了 hover 伪元素的引擎,恰恰就是被标准属性静音的那些,而 Firefox 没有 hover 伪元素可作退路。于是标准属性写在 `@supports not selector(::-webkit-scrollbar)` 之内,该条件只在伪元素未被实现处为真,因此 Firefox 走标准属性路径WebKit 系引擎走伪元素路径。WebKit 规则不再反向加门禁:不实现这些伪元素的引擎会把它们当作未知选择器丢弃,因此加门禁只是重述选择器匹配本身已经做的事。对于旧到不支持 `selector()` 函数的引擎,该条件无效,从而求值为假并选中伪元素路径——对于这条判断下现实存在的 16.4 之前的 Safari这正是正确的一侧。
两条路径都读取同一组间接变量 `--dsh-scrollbar-thumb``--dsh-scrollbar-thumb-hover`,它们在 `body` 上绑定到 l1基础表面token。**这就是重新绑定契约,也是单看 CSS 无法得知的部分**:抬升表面在自己的容器上设置 `--dsh-scrollbar-thumb: var(--dsw-alias-scrollbar-bg-l2)``--dsh-scrollbar-thumb-hover: var(--dsw-alias-scrollbar-hover-l2)`,这一次重新绑定同时作用于标准属性和 WebKit 伪元素。这组变量必须成对重新绑定;只改静止态滑块会让 hover 状态仍留在基础表面的 token 上。目前有八处抬升表面做了重新绑定:命令浮层、斜杠菜单、模型选择面板、设置面板、`ui-primitives` 共用菜单卡片、输入条卡片、提问组件卡片与待办面板。多数把声明在抬升卡片上而非滚动的后代元素上,因为抬升层级这个表面的属性,而自定义属性会继承到真正滚动的那个子元素。
两条路径都读取同一组间接变量 `--dsh-scrollbar-thumb``--dsh-scrollbar-thumb-hover`,它们在 `body` 上绑定到 l1基础表面token。**这就是重新绑定契约,也是单看 CSS 无法得知的部分**:抬升表面在自己的容器上设置 `--dsh-scrollbar-thumb: var(--dsw-alias-scrollbar-bg-l2)``--dsh-scrollbar-thumb-hover: var(--dsw-alias-scrollbar-hover-l2)`,这一次重新绑定同时作用于标准属性和 WebKit 伪元素。这组变量必须成对重新绑定;只改静止态滑块会让 hover 状态仍留在基础表面的 token 上。可由机械检查发现的子集归 `packages/client/ui-theme/tests/scrollbar-styles.spec.ts` 所有:任何既滚动又绘制抬升表面的样式表都必须重新绑定,因此本 note 不再维护完整的表面清单。多数把这组变量声明在抬升卡片上而非滚动的后代元素上,因为抬升层级属于这个表面,而自定义属性会继承到真正滚动的那个子元素。
后四处在最初的实现里被漏掉、由评审发现,因此重新绑定契约现在由机械检查把关,而不再依赖人工审阅:一张样式表只要在某处滚动、又在某处绘制抬升表面,就必须重新绑定
`Menu``InputBar``QuestionComposer``TodoPanel` 这四个表面在最初的实现里被漏掉、由评审发现,因此逐样式表的重新绑定契约由机械检查而非人工审阅把关。
抬升表面集合是从调色板自身的暗色抬升阶梯解析出来的——暗色取值落在 `bg-layer-2``bg-layer-3` 上的那些表面 token而这一档正是 l1/l2 之分所编码的层级差。最初的做法是从已经做了重新绑定的样式表反向推导,那是不成立的:这样得到的集合只能确认别人已经记得的部分,而尚无人重新绑定的表面——恰恰就是这项检查存在的理由——会把自己定义成「非抬升」。`--dsw-specific-tip` 证明了这一点:它解析到与菜单表面相同的那一档,待办面板在它上面滚动却没有重新绑定,而推导式的检查依然是绿的。
判定范围依据 token 家族而非几何形状:只有 `--dsw-alias-bg-*``--dsw-specific-*` 表述的是表面。`--dsw-alias-button-*``--dsw-alias-interactive-*``--dsw-alias-markdown-*` 会落到相同档位,但它们表述的是控件或行内片段,没有任何滚动容器会把滚动条画在它们之上。形状无法做这个判断,因为悬浮按钮本来就会带圆角、阴影和固定尺寸。这项检查以样式表为粒度而非以规则为粒度,因为卡片与真正滚动的后代元素是两条不同的规则,而 CSS 文本无法表达谁包含谁
判定范围依据 token 家族而非几何形状:只有 `--dsw-alias-bg-*``--dsw-specific-*` 表述的是表面。`--dsw-alias-button-*``--dsw-alias-interactive-*``--dsw-alias-markdown-*` 会落到相同档位,但它们表述的是控件或行内片段,没有任何滚动容器会把滚动条画在它们之上。形状无法做这个判断,因为悬浮按钮本来就会带圆角、阴影和固定尺寸。这项检查以样式表为粒度而非以规则为粒度,因为卡片与真正滚动的后代元素是两条不同的规则。这种近似检查无法检测嵌在由另一个包的样式表绘制的抬升卡片中的滚动组件,`Modal` 内的 `DirectoryBrowser` 就证明了这一点;跨样式表的组合仍需在评审和组装后 UI 层面把关
轨道与两条滚动条相交的角落保持透明,因此滑块是以其下滚动的任何表面为背景被看到;只有滑块及其 hover 状态带 token 颜色。

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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/2026-07-29-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

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# Agent Note: Persistent Bash and string-replacement editor tools
Status: implemented
English | [中文](2026-07-29-persistent-bash-str-replace-editor.zh.md)
## Problem
Some deployments need a one-call Bash schema whose shell state survives across model turns, while others need a Claude-style `str_replace_editor` independent of their terminal choice. Bundling the two tools or naming them after one benchmark would prevent reuse and blur configuration ownership.
## Decision
`@deepseek-ai/dsh-tool-bash-persistent` consumes `ctx.pty` and registers one `bash(command)` tool. It lazily creates one interactive shell per exact Agent and serializes that owner's calls. Cwd, exported variables, activated environments, functions, and background jobs persist. Random private markers delimit command output. Retained scrollback is paged backward to recover the command's original prefix; a dropped prefix is reported explicitly. A nonzero wrapped command appends `[exit code: N]`; a shell that dies before reporting that status instead appends `[shell exited: code N]`, `[shell killed by signal: SIG]`, or `[shell exited]` when the backend supplies neither. `maxOutputChars` bounds retained command output, while fixed diagnostics can extend the returned string. Timeout or cancellation closes the shell before another call can reuse uncertain state, and model-visible timeout/exit results disclose that reset. Cancellation always resets and discards the result, even when a complete status marker is already observable, so state changes the model never saw cannot survive. The configurable description defaults to persistence facts only, so network and package-mirror claims remain deployment-owned.
`@deepseek-ai/dsh-tool-str-replace-editor` independently consumes `ctx.fs` and registers `str_replace_editor` with `view`, `create`, `str_replace`, and `insert`. It provides numbered text views, filtered two-level directory listings, unique literal replacement, canonical insertion boundaries, and bounded output. Paths are absolute; file views preserve content tabs so copied text remains valid literal replacement input; mutations preserve tabs outside the requested edit; and the public schema and failures use only `old_str`. The plugin can compose with persistent Bash, one-shot Bash, sandboxed Bash, or no shell.
`dsh-system-prompt` accepts `includeHarnessIdentity: false`, while `dsh-agent-spine-demo` forwards that setting and accepts `toolBash: false`. A deployment can therefore own an exact persona and replace the spine's native Bash without duplicate prompt or tool registrations. Existing defaults remain unchanged.
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.
## Alternatives considered
**One combined compatibility plugin.** Rejected because neither tool requires the other and the combined name would tie reusable capabilities to one benchmark.
**Reuse one-shot Bash.** Rejected because `bash -c` cannot preserve cwd or environment state across calls.
**Expose terminal management tools.** Rejected because open/send/read/close is a different model action space from one persistent `bash` call.
**Modify native read/write/edit.** Rejected because it would distort their general-purpose contracts instead of adding an independently composable editor.
## 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.

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# Agent Note持久 Bash 与字符串替换编辑器工具
状态:已实现
[English](2026-07-29-persistent-bash-str-replace-editor.md) | 中文
## 问题
部分部署需要只调用一次的 Bash schema同时要求 shell 状态跨模型轮次保留;另一些部署需要与终端选择无关的 Claude 风格 `str_replace_editor`。把两个工具绑在一起或按某个基准命名,会阻碍复用并模糊配置归属。
## 决策
`@deepseek-ai/dsh-tool-bash-persistent` 消费 `ctx.pty` 并注册一个 `bash(command)` 工具。它为每个精确 Agent 惰性创建一个交互式 shell并串行化该所有者的调用。Cwd、导出的变量、已激活环境、函数和后台任务会保留。随机私有标记划分命令输出保留的 scrollback 会向前分页,以恢复命令真正的输出前缀,若前缀已被丢弃则明确告知。经封装的命令以非零状态结束时,会追加 `[exit code: N]`;若 shell 在报告该状态前终止,则改为追加 `[shell exited: code N]``[shell killed by signal: SIG]`,或在后端既未提供退出码也未提供信号时追加 `[shell exited]``maxOutputChars` 限制保留的命令输出,而固定诊断可能使返回字符串更长。超时或取消会先关闭 shell避免下一次调用复用状态不确定的会话模型可见的超时退出结果也会说明该重置。取消始终会重置 shell 并丢弃结果,即使已经能观察到完整状态标记也是如此,从而不会让模型未曾看到的状态变更得以保留。可配置描述默认只声明持久性事实,因此网络和软件包镜像等声明仍归部署所有。
`@deepseek-ai/dsh-tool-str-replace-editor` 独立消费 `ctx.fs`,注册包含 `view``create``str_replace``insert``str_replace_editor`。它提供带行号文本查看、过滤后的两层目录列表、唯一字面量替换、规范插入边界和有界输出。路径必须为绝对路径;文件查看会保留内容中的制表符,因此复制的文本仍可作为有效的字面量替换输入;变更会保留请求编辑范围之外的制表符;公开 schema 与错误则只使用 `old_str`。它可以与持久 Bash、一次性 Bash、沙箱 Bash 或无 shell 组合。
`dsh-system-prompt` 接受 `includeHarnessIdentity: false``dsh-agent-spine-demo` 会转发该设置,并接受 `toolBash: false`。因此部署可以拥有精确 persona并替换 spine 的原生 Bash而不会重复注册提示词或工具。既有默认值不变。
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。
## 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。
**复用一次性 Bash。** 被拒绝,因为 `bash -c` 无法跨调用保留 cwd 或环境状态。
**暴露终端管理工具。** 被拒绝,因为 open/send/read/close 与单个持久 `bash` 调用是不同的模型动作空间。
**修改原生 read/write/edit。** 被拒绝,因为这会扭曲其通用契约,而不是增加一个可独立组合的编辑器。
## 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 NodeLinux wheel 包包含一个可执行文件macOS wheel 包还包含其私有原生 helper。