docs(todo): add the owning subsystem reference

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Tianyi Cui committed 2026-08-22 22:22:43 +08:00
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# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write .agents/notes/implemented/architecture/2026-07-20-todo-event-ownership.md
2026-07-20-todo-event-ownership.md: 69ebba5c4cc5f58aa1dec7daa9e1dc22336ba36c
2026-07-20-todo-event-ownership.zh.md: c22400a4f74749acdc748baf7cd8d582a39db7bf
2026-07-20-todo-event-ownership.md: f3f7f872b24d8f20b6b9acb57710fae388c8b9d8
2026-07-20-todo-event-ownership.zh.md: a05622dc39163c4f5b30a93190d9d56bb02cf29a
@@ -14,7 +14,7 @@ English | [中文](2026-07-20-todo-event-ownership.zh.md)
Consumers that inspect todo records use type-only imports plus explicit package dependencies and TypeScript project references. The emitted JavaScript has no todo import, and a composition does not need to mount the todo tool merely to search, transmit, or render a log that may contain `todo/write`.
The todo invariant companion owns both the payload rules and the event's relationship to an open turn. Core session's merge-extensible switch falls through for `todo/write`, while the todo companion rejects malformed snapshots and snapshots outside an open turn before append, and validates the same rules when mounted over existing sessions. Todo-specific append, replay, projection, and enclosure tests live with the todo package. The model-facing behavior remains owned by the [`todo_write` feature decision](../feature/2026-06-29-todo-write-tool.md).
The todo invariant companion owns both the payload rules and the event's relationship to an open turn. Core session's merge-extensible switch falls through for `todo/write`, while the todo companion rejects malformed snapshots and snapshots outside an open turn before append. It validates existing and newly announced sessions in one pass and advances a committed per-session turn trace for later events. Todo-specific append, replay, projection, and enclosure tests live with the todo package. The model-facing behavior remains owned by the [`todo_write` feature decision](../feature/2026-06-29-todo-write-tool.md).
## Verification
@@ -14,7 +14,7 @@ Status: implemented
检查 todo 记录的消费方使用仅类型导入,并声明显式包依赖与 TypeScript 项目引用。产出的 JavaScript 不含 todo 导入;组合仅为了搜索、传输或渲染可能含有 `todo/write` 的日志时,无需挂载 todo 工具。
todo 不变量配套插件同时拥有 payload 规则和事件必须位于开放轮次内的关系。核心会话的可合并扩展 switch 对 `todo/write` 走默认分支;todo 配套插件会在追加前拒绝格式错误或位于开放轮次之外的快照,并在挂载到现有会话时校验相同规则。todo 专属的追加、回放、投影和轮次封闭测试与 todo 包放在一起。面向模型的行为仍由 [`todo_write` 功能决策](../feature/2026-06-29-todo-write-tool.zh.md)负责。
todo 不变量配套插件同时拥有 payload 规则和事件必须位于开放轮次内的关系。核心会话的可合并扩展 switch 对 `todo/write` 走默认分支;todo 配套插件会在追加前拒绝格式错误或位于开放轮次之外的快照。它会单次校验现有会话与新发布的会话,并为后续事件推进逐会话的已提交轮次追踪状态。todo 专属的追加、回放、投影和轮次封闭测试与 todo 包放在一起。面向模型的行为仍由 [`todo_write` 功能决策](../feature/2026-06-29-todo-write-tool.zh.md)负责。
## 验证
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# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write docs/event-producer-consumer.md
event-producer-consumer.md: 1470d1002062b8283c08e9989e9bedf71a09f316
event-producer-consumer.zh.md: c801ea16ec322c4a949a9e35c8e103dfb7e383f2
event-producer-consumer.md: c3d476fed6e4878e10a81858f918368c75bf7523
event-producer-consumer.zh.md: 82a754094d9bc2daa1fe585d7da5cb33d67aa0a6
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@@ -40,9 +40,9 @@ This matrix shows which packages dispatch each harness-owned event and which pac
| `llm/adapters-updated` | `emit` | [`packages/llm/llm/src/types.ts:23`](../packages/llm/llm/src/types.ts) | [`llm`](../packages/llm/llm) (`events.dispatch`) | [`acp`](../packages/acp/acp), `apiproxy`, [`llm`](../packages/llm/llm) |
| `llm/stream` | `waterfall` | [`packages/llm/llm/src/index.ts:65`](../packages/llm/llm/src/index.ts) | [`llm`](../packages/llm/llm) (`waterfall`) | [`agent-loop`](../packages/core/agent-loop), [`llm`](../packages/llm/llm), [`llm-replay`](../packages/test-support/llm-replay), [`session-checkpoint-policy`](../packages/session/session-checkpoint-policy), [`session-title`](../packages/session/session-title) |
| `session-telemetry/record` | `waterfall` | [`packages/session/session-telemetry/src/index.ts:43`](../packages/session/session-telemetry/src/index.ts) | [`session-telemetry`](../packages/session/session-telemetry) (`waterfall`) | - |
| `session/created` | `emit` | [`packages/core/session/src/index.ts:54`](../packages/core/session/src/index.ts) | [`session`](../packages/core/session) (`events.dispatch`) | `apiproxy`, [`compaction`](../packages/compaction/compaction), [`goal`](../packages/goal/goal), [`hook-protocol`](../packages/hooks/hook-protocol), [`llm-retry`](../packages/llm/llm-retry), [`permission-presets`](../packages/interaction/permission-presets), [`plan-mode`](../packages/plan/plan-mode), [`schedule`](../packages/schedule/schedule), `server`, [`session`](../packages/core/session), [`session-persistence`](../packages/session/session-persistence), [`session-telemetry`](../packages/session/session-telemetry), [`time-context`](../packages/context/time-context), [`tool-workflow`](../packages/workflow/tool-workflow), [`tools`](../packages/core/tools), [`user-approval`](../packages/interaction/user-approval) |
| `session/created` | `emit` | [`packages/core/session/src/index.ts:54`](../packages/core/session/src/index.ts) | [`session`](../packages/core/session) (`events.dispatch`) | `apiproxy`, [`compaction`](../packages/compaction/compaction), [`goal`](../packages/goal/goal), [`hook-protocol`](../packages/hooks/hook-protocol), [`llm-retry`](../packages/llm/llm-retry), [`permission-presets`](../packages/interaction/permission-presets), [`plan-mode`](../packages/plan/plan-mode), [`schedule`](../packages/schedule/schedule), `server`, [`session`](../packages/core/session), [`session-persistence`](../packages/session/session-persistence), [`session-telemetry`](../packages/session/session-telemetry), [`time-context`](../packages/context/time-context), [`tool-todo`](../packages/todo/tool-todo), [`tool-workflow`](../packages/workflow/tool-workflow), [`tools`](../packages/core/tools), [`user-approval`](../packages/interaction/user-approval) |
| `session/disposed` | `emit` | [`packages/core/session/src/index.ts:64`](../packages/core/session/src/index.ts) | [`session`](../packages/core/session) (`events.dispatch`) | [`agent-loop`](../packages/core/agent-loop), `agent-team`, `apiproxy`, [`session-persistence`](../packages/session/session-persistence), [`session-projection-cache`](../packages/session/session-projection-cache), [`session-telemetry`](../packages/session/session-telemetry), [`session-title`](../packages/session/session-title) |
| `session/event` | `emit` | [`packages/core/session/src/index.ts:76`](../packages/core/session/src/index.ts) | [`session`](../packages/core/session) (`events.dispatch`) | [`acp`](../packages/acp/acp), [`agent-instructions`](../packages/context/agent-instructions), [`agent-loop`](../packages/core/agent-loop), [`agent-presets`](../packages/preset/agent-presets), `agent-team`, `apiproxy`, [`compaction`](../packages/compaction/compaction), [`compaction-basic`](../packages/compaction/compaction-basic), [`file-reference-local`](../packages/context/file-reference-local), [`goal`](../packages/goal/goal), [`goal-round-driver`](../packages/goal/goal-round-driver), [`hook-protocol`](../packages/hooks/hook-protocol), [`loader-smoke`](../packages/test-support/loader-smoke), `server`, [`session`](../packages/core/session), [`session-persistence`](../packages/session/session-persistence), [`session-projection`](../packages/session/session-projection), [`session-projection-cache`](../packages/session/session-projection-cache), [`session-telemetry`](../packages/session/session-telemetry), [`session-telemetry-otel`](../packages/session/session-telemetry-otel), [`session-title`](../packages/session/session-title), [`token-meter`](../packages/llm/token-meter), [`tool-workflow`](../packages/workflow/tool-workflow), [`tools`](../packages/core/tools), [`user-approval`](../packages/interaction/user-approval) |
| `session/event` | `emit` | [`packages/core/session/src/index.ts:76`](../packages/core/session/src/index.ts) | [`session`](../packages/core/session) (`events.dispatch`) | [`acp`](../packages/acp/acp), [`agent-instructions`](../packages/context/agent-instructions), [`agent-loop`](../packages/core/agent-loop), [`agent-presets`](../packages/preset/agent-presets), `agent-team`, `apiproxy`, [`compaction`](../packages/compaction/compaction), [`compaction-basic`](../packages/compaction/compaction-basic), [`file-reference-local`](../packages/context/file-reference-local), [`goal`](../packages/goal/goal), [`goal-round-driver`](../packages/goal/goal-round-driver), [`hook-protocol`](../packages/hooks/hook-protocol), [`loader-smoke`](../packages/test-support/loader-smoke), `server`, [`session`](../packages/core/session), [`session-persistence`](../packages/session/session-persistence), [`session-projection`](../packages/session/session-projection), [`session-projection-cache`](../packages/session/session-projection-cache), [`session-telemetry`](../packages/session/session-telemetry), [`session-telemetry-otel`](../packages/session/session-telemetry-otel), [`session-title`](../packages/session/session-title), [`token-meter`](../packages/llm/token-meter), [`tool-todo`](../packages/todo/tool-todo), [`tool-workflow`](../packages/workflow/tool-workflow), [`tools`](../packages/core/tools), [`user-approval`](../packages/interaction/user-approval) |
| `session/flush` | `parallel` | [`packages/core/session/src/index.ts:85`](../packages/core/session/src/index.ts) | [`session`](../packages/core/session) (`events.dispatch`) | [`session-persistence`](../packages/session/session-persistence), [`session-telemetry`](../packages/session/session-telemetry) |
| `settings/document-updated` | `emit` | [`packages/settings/settings/src/types.ts:48`](../packages/settings/settings/src/types.ts) | [`settings`](../packages/settings/settings) (`events.dispatch`) | `apiproxy` |
| `settings/updated` | `emit` | [`packages/settings/settings/src/types.ts:35`](../packages/settings/settings/src/types.ts) | [`settings`](../packages/settings/settings) (`events.dispatch`) | [`settings`](../packages/settings/settings) |
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@@ -42,9 +42,9 @@
| `llm/adapters-updated` | `emit` | [`packages/llm/llm/src/types.ts:23`](../packages/llm/llm/src/types.ts) | [`llm`](../packages/llm/llm) (`events.dispatch`) | [`acp`](../packages/acp/acp), `apiproxy`, [`llm`](../packages/llm/llm) |
| `llm/stream` | `waterfall` | [`packages/llm/llm/src/index.ts:65`](../packages/llm/llm/src/index.ts) | [`llm`](../packages/llm/llm) (`waterfall`) | [`agent-loop`](../packages/core/agent-loop), [`llm`](../packages/llm/llm), [`llm-replay`](../packages/test-support/llm-replay), [`session-checkpoint-policy`](../packages/session/session-checkpoint-policy), [`session-title`](../packages/session/session-title) |
| `session-telemetry/record` | `waterfall` | [`packages/session/session-telemetry/src/index.ts:43`](../packages/session/session-telemetry/src/index.ts) | [`session-telemetry`](../packages/session/session-telemetry) (`waterfall`) | - |
| `session/created` | `emit` | [`packages/core/session/src/index.ts:54`](../packages/core/session/src/index.ts) | [`session`](../packages/core/session) (`events.dispatch`) | `apiproxy`, [`compaction`](../packages/compaction/compaction), [`goal`](../packages/goal/goal), [`hook-protocol`](../packages/hooks/hook-protocol), [`llm-retry`](../packages/llm/llm-retry), [`permission-presets`](../packages/interaction/permission-presets), [`plan-mode`](../packages/plan/plan-mode), [`schedule`](../packages/schedule/schedule), `server`, [`session`](../packages/core/session), [`session-persistence`](../packages/session/session-persistence), [`session-telemetry`](../packages/session/session-telemetry), [`time-context`](../packages/context/time-context), [`tool-workflow`](../packages/workflow/tool-workflow), [`tools`](../packages/core/tools), [`user-approval`](../packages/interaction/user-approval) |
| `session/created` | `emit` | [`packages/core/session/src/index.ts:54`](../packages/core/session/src/index.ts) | [`session`](../packages/core/session) (`events.dispatch`) | `apiproxy`, [`compaction`](../packages/compaction/compaction), [`goal`](../packages/goal/goal), [`hook-protocol`](../packages/hooks/hook-protocol), [`llm-retry`](../packages/llm/llm-retry), [`permission-presets`](../packages/interaction/permission-presets), [`plan-mode`](../packages/plan/plan-mode), [`schedule`](../packages/schedule/schedule), `server`, [`session`](../packages/core/session), [`session-persistence`](../packages/session/session-persistence), [`session-telemetry`](../packages/session/session-telemetry), [`time-context`](../packages/context/time-context), [`tool-todo`](../packages/todo/tool-todo), [`tool-workflow`](../packages/workflow/tool-workflow), [`tools`](../packages/core/tools), [`user-approval`](../packages/interaction/user-approval) |
| `session/disposed` | `emit` | [`packages/core/session/src/index.ts:64`](../packages/core/session/src/index.ts) | [`session`](../packages/core/session) (`events.dispatch`) | [`agent-loop`](../packages/core/agent-loop), `agent-team`, `apiproxy`, [`session-persistence`](../packages/session/session-persistence), [`session-projection-cache`](../packages/session/session-projection-cache), [`session-telemetry`](../packages/session/session-telemetry), [`session-title`](../packages/session/session-title) |
| `session/event` | `emit` | [`packages/core/session/src/index.ts:76`](../packages/core/session/src/index.ts) | [`session`](../packages/core/session) (`events.dispatch`) | [`acp`](../packages/acp/acp), [`agent-instructions`](../packages/context/agent-instructions), [`agent-loop`](../packages/core/agent-loop), [`agent-presets`](../packages/preset/agent-presets), `agent-team`, `apiproxy`, [`compaction`](../packages/compaction/compaction), [`compaction-basic`](../packages/compaction/compaction-basic), [`file-reference-local`](../packages/context/file-reference-local), [`goal`](../packages/goal/goal), [`goal-round-driver`](../packages/goal/goal-round-driver), [`hook-protocol`](../packages/hooks/hook-protocol), [`loader-smoke`](../packages/test-support/loader-smoke), `server`, [`session`](../packages/core/session), [`session-persistence`](../packages/session/session-persistence), [`session-projection`](../packages/session/session-projection), [`session-projection-cache`](../packages/session/session-projection-cache), [`session-telemetry`](../packages/session/session-telemetry), [`session-telemetry-otel`](../packages/session/session-telemetry-otel), [`session-title`](../packages/session/session-title), [`token-meter`](../packages/llm/token-meter), [`tool-workflow`](../packages/workflow/tool-workflow), [`tools`](../packages/core/tools), [`user-approval`](../packages/interaction/user-approval) |
| `session/event` | `emit` | [`packages/core/session/src/index.ts:76`](../packages/core/session/src/index.ts) | [`session`](../packages/core/session) (`events.dispatch`) | [`acp`](../packages/acp/acp), [`agent-instructions`](../packages/context/agent-instructions), [`agent-loop`](../packages/core/agent-loop), [`agent-presets`](../packages/preset/agent-presets), `agent-team`, `apiproxy`, [`compaction`](../packages/compaction/compaction), [`compaction-basic`](../packages/compaction/compaction-basic), [`file-reference-local`](../packages/context/file-reference-local), [`goal`](../packages/goal/goal), [`goal-round-driver`](../packages/goal/goal-round-driver), [`hook-protocol`](../packages/hooks/hook-protocol), [`loader-smoke`](../packages/test-support/loader-smoke), `server`, [`session`](../packages/core/session), [`session-persistence`](../packages/session/session-persistence), [`session-projection`](../packages/session/session-projection), [`session-projection-cache`](../packages/session/session-projection-cache), [`session-telemetry`](../packages/session/session-telemetry), [`session-telemetry-otel`](../packages/session/session-telemetry-otel), [`session-title`](../packages/session/session-title), [`token-meter`](../packages/llm/token-meter), [`tool-todo`](../packages/todo/tool-todo), [`tool-workflow`](../packages/workflow/tool-workflow), [`tools`](../packages/core/tools), [`user-approval`](../packages/interaction/user-approval) |
| `session/flush` | `parallel` | [`packages/core/session/src/index.ts:85`](../packages/core/session/src/index.ts) | [`session`](../packages/core/session) (`events.dispatch`) | [`session-persistence`](../packages/session/session-persistence), [`session-telemetry`](../packages/session/session-telemetry) |
| `settings/document-updated` | `emit` | [`packages/settings/settings/src/types.ts:48`](../packages/settings/settings/src/types.ts) | [`settings`](../packages/settings/settings) (`events.dispatch`) | `apiproxy` |
| `settings/updated` | `emit` | [`packages/settings/settings/src/types.ts:35`](../packages/settings/settings/src/types.ts) | [`settings`](../packages/settings/settings) (`events.dispatch`) | [`settings`](../packages/settings/settings) |
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# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write docs/persistence-catalog.md
persistence-catalog.md: 0240b368b874162e0b4eef51765a09e706297c98
persistence-catalog.zh.md: 76215360c014433b5818091c9df078ca7b7e2df1
persistence-catalog.md: b505bc4ce1c71198ffc316a4f06d3c00174f3fb7
persistence-catalog.zh.md: 715ae6515f8e7c6df936229becc41d492425b1ef
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@@ -780,7 +780,7 @@ Source: [`packages/experimental/agent-team/src/types.ts:208`](../packages/experi
'todo/write': { todos: TodoItem[] }
```
Types: [TodoItem](../packages/todo/tool-todo/README.md)
Types: [TodoItem](subsystems/todo.md)
Source: [`packages/todo/tool-todo/src/types.ts:31`](../packages/todo/tool-todo/src/types.ts)
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@@ -782,7 +782,7 @@ export type SessionEvent<T extends SessionEventType = SessionEventType> = {
'todo/write': { todos: TodoItem[] }
```
类型:[TodoItem](../packages/todo/tool-todo/README.zh.md)
类型:[TodoItem](subsystems/todo.zh.md)
来源:[`packages/todo/tool-todo/src/types.ts:31`](../packages/todo/tool-todo/src/types.ts)
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# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write docs/subsystems/README.md
README.md: d926abac718ba14b0d50f27d7c00b421c8460352
README.zh.md: 911d39a4ecb6c278b7bae2d28b493821435c3833
README.md: a1316e79f1847aafe7779c5fe9e3da698c14dc99
README.zh.md: fbe512cbf516d38f824ddeb01e3fae9eff92bcd3
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@@ -13,6 +13,7 @@ One page per subsystem of the DeepSeek Harness: what it is, the data structures
| [typert.md](typert.md) | Remote invocation descriptors, lookup/Context declarations, Typert registries, and the Host Gateway/Client API boundaries |
| [goal.md](goal.md) | persisted goal identity, lifecycle snapshots, activation, change records, and round attribution |
| [schedule.md](schedule.md) | Session-local reminder records, durable transitions, active views, and ordinary-conversation delivery |
| [todo.md](todo.md) | the todo package's whole-list item type, durable event ownership, projection, and open-turn invariant |
| [commands.md](commands.md) | the human-command registry service: definitions, adapter discovery, direct invocation, results, and parsing views |
| [session.md](session.md) | the full `SessionEventMap` variant catalog, `TurnTrigger`/`TurnEndReason`, `deriveMessages()`, execution enclosure, and standalone events |
| [persistence.md](persistence.md) | the durability seam: `SessionPersistence`, JSONL + SQLite backends, `session/flush`, crash recovery, `SessionHeader` |
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@@ -13,6 +13,7 @@
| [typert.md](typert.zh.md) | 远程调用描述符、lookup/Context 声明、Typert 注册表,以及 Host Gateway/Client API 边界 |
| [goal.md](goal.zh.md) | 持久 goal 标识、生命周期快照、激活、变更记录与 Round 归属 |
| [schedule.md](schedule.zh.md) | 仅限 Session 内的提醒记录、持久转换、活动视图与普通对话交付 |
| [todo.md](todo.zh.md) | todo 包的整列表条目类型、持久事件所有权、投影和开放轮次不变量 |
| [commands.md](commands.zh.md) | 人类命令注册表服务:定义、适配器发现、直接调用、结果与解析视图 |
| [session.md](session.zh.md) | 完整的 `SessionEventMap` 变体目录、`TurnTrigger`/`TurnEndReason`、`deriveMessages()`、执行封闭与独立事件 |
| [persistence.md](persistence.zh.md) | 持久性 seam:`SessionPersistence`、JSONL + SQLite 后端、`session/flush`、崩溃恢复、`SessionHeader` |
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@@ -0,0 +1,6 @@
# Bilingual-pair consistency record (docs/i18n/README.md): the git blob hash of each
# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write docs/subsystems/todo.md
todo.md: 70eca60ff484572b6c1a62737816504830623726
todo.zh.md: 74f76f59b6cd132bb1c3722c7fef7f554554b242
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@@ -0,0 +1,32 @@
# Todo
English | [中文](todo.zh.md)
The durable todo vocabulary owned by [`@deepseek-ai/dsh-tool-todo`](../../packages/todo/tool-todo/README.md). The model-facing tool replaces one agent session's whole list; the package also owns the event declaration, replay projection, and invariant companion. Tool behavior and configuration are on the [package README](../../packages/todo/tool-todo/README.md).
Source: [`packages/todo/tool-todo/src/types.ts`](../../packages/todo/tool-todo/src/types.ts)
## `TodoItem` — one list entry
```ts type-equiv
/**
* One entry in an agent's todo list — the unit of the `todo/write`
* whole-list snapshot declared by this package.
*
* Deliberately minimal: a human-readable `content` line and a three-state
* `status`. No id, priority, or `activeForm` — the list is replaced wholesale
* on every write (last-write-wins), so entries need no stable identity. The
* three statuses describe the complete portable lifecycle needed by model and
* UI consumers.
*/
interface TodoItem {
/** What this task is — a short imperative line shown in the UI. */
content: string
/** Lifecycle state. `in_progress` marks a task being worked now; parallel work may mark several. */
status: 'pending' | 'in_progress' | 'completed'
}
```
## Durable event and invariant
The package declaration-merges `todo/write: { todos: TodoItem[] }` into `SessionEventMap`. The event is log-only and carries the complete replacement list; the generated [persistence catalog](../persistence-catalog.md#todowrite--log-only) records its declaration site. The package's invariant companion validates existing and newly announced sessions in one pass, then tracks committed turn boundaries incrementally so every live `todo/write` is checked before append without rescanning the log.
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# Todo
[English](todo.md) | 中文
本页记录 [`@deepseek-ai/dsh-tool-todo`](../../packages/todo/tool-todo/README.zh.md) 拥有的持久 todo 词汇。面向模型的工具会整体替换一个 agent(智能体)会话的列表;该包还拥有事件声明、回放投影和不变量配套插件。工具行为与配置见[包 README](../../packages/todo/tool-todo/README.zh.md)。
源码:[`packages/todo/tool-todo/src/types.ts`](../../packages/todo/tool-todo/src/types.ts)
## `TodoItem`:一条列表项
```ts type-equiv
/**
* One entry in an agent's todo list — the unit of the `todo/write`
* whole-list snapshot declared by this package.
*
* Deliberately minimal: a human-readable `content` line and a three-state
* `status`. No id, priority, or `activeForm` — the list is replaced wholesale
* on every write (last-write-wins), so entries need no stable identity. The
* three statuses describe the complete portable lifecycle needed by model and
* UI consumers.
*/
interface TodoItem {
/** What this task is — a short imperative line shown in the UI. */
content: string
/** Lifecycle state. `in_progress` marks a task being worked now; parallel work may mark several. */
status: 'pending' | 'in_progress' | 'completed'
}
```
## 持久事件与不变量
该包通过声明合并把 `todo/write: { todos: TodoItem[] }` 加入 `SessionEventMap`。此事件仅写入日志,并携带完整替换列表;生成的[持久化目录](../persistence-catalog.zh.md#todowrite--log-only)会记录其声明位置。该包的不变量配套插件会单次遍历校验现有会话和新发布的会话,随后增量追踪已提交的轮次边界,使每个实时 `todo/write` 都能在追加前得到校验,而无需重新扫描日志。
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# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write packages/todo/README.md
README.md: 6bbc9fe4f04cc4a82573c643c5c00bbecde069ed
README.zh.md: fa2bd8a6cde5c322151b37b066f0d718c52dfcd0
README.md: 85499ac2382ec0f220a7fafda0acbbed369f9ca2
README.zh.md: 9056208e82d4abc1db51bcae21205f4e5afd8bf9
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@@ -10,4 +10,4 @@ The model-facing todo capability. It is a single **product** package because one
The child README owns the tool, persistence, and rendering contract.
The event payload is documented on [docs/subsystems/session.md](../../docs/subsystems/session.md).
The event payload is documented on [docs/subsystems/todo.md](../../docs/subsystems/todo.md).
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子级 README 负责工具、持久化和渲染约定。
事件载荷记录在 [docs/subsystems/session.md](../../docs/subsystems/session.zh.md)。
事件载荷记录在 [docs/subsystems/todo.md](../../docs/subsystems/todo.zh.md)。
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# side as of the last confirmed-consistent state. Both languages carry equal authority;
# after editing either side, bring the other along and re-record with:
# pnpm run verify-translation-pairing --write packages/todo/tool-todo/README.md
README.md: 7e236348432a5e428392d97fd74ec91cf1752de7
README.zh.md: 60f799030cfe58a3c015cb9ebb1012808b28e9f4
README.md: 498b817c3eacd1e56c6b1b72b4fb863018c2207b
README.zh.md: 6c77e3c78e858d270a7764bfd82df2212cb31a69
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@@ -24,7 +24,7 @@ The flag moves the model-facing instruction and the accepted input together —
Beyond the schema's type/required/enum checks, `execute` rejects an empty or duplicate `content`, and any item key beyond `content`/`status` — an extended item shape (ids, nesting) fails loud instead of silently flattening, keeping the logged snapshot equal to what the model believes it wrote. How many tasks may be `in_progress` at once is the deployment's call (§ Configuration): a composition that chooses `true` permits parallel work (concurrent subagents, background commands) to mark several tasks simultaneously. Ordering and the discipline of keeping the list current are left to the model via the tool description.
This package's invariant companion validates every durable `todo/write` payload and requires the event to occur inside an open turn, both for live appends and for existing logs inspected at plugin load. Core session treats declaration-merged events generically; the producing package owns these todo-specific rules ([event ownership](../../../.agents/notes/implemented/architecture/2026-07-20-todo-event-ownership.md)).
This package's invariant companion validates every durable `todo/write` payload and requires the event to occur inside an open turn. It validates existing and newly announced sessions once, then advances a committed per-session turn trace for live appends. Core session treats declaration-merged events generically; the producing package owns these todo-specific rules ([event ownership](../../../.agents/notes/implemented/architecture/2026-07-20-todo-event-ownership.md)).
## Rendering
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除 schema 的类型/必填/枚举检查外,`execute` 还会拒绝空或重复的 `content`,以及 `content`/`status` 之外的任何条目键——扩展条目形状(id、嵌套)会明确报错而不是被静默压平,保证落日志的快照与模型自认为写入的内容一致。同时可以有多少任务处于 `in_progress` 由部署决定(见 § 配置):选择 `true` 的组合允许并行工作(并发 subagent、后台命令)同时将多个任务标记为 `in_progress`。列表的顺序及及时更新由模型依照工具描述负责。
本包的不变量配套插件会校验每个持久 `todo/write` payload,并要求事件位于开放轮次内;这些规则同时适用于实时追加和插件加载时检查的现有日志。核心会话只会通用处理声明合并事件,todo 专属规则由生产该事件的包负责(见[事件所有权](../../../.agents/notes/implemented/architecture/2026-07-20-todo-event-ownership.zh.md))。
本包的不变量配套插件会校验每个持久 `todo/write` payload,并要求事件位于开放轮次内。它会各自单次校验现有会话与新发布的会话,随后为实时追加推进逐会话的已提交轮次追踪状态。核心会话只会通用处理声明合并事件,todo 专属规则由生产该事件的包负责(见[事件所有权](../../../.agents/notes/implemented/architecture/2026-07-20-todo-event-ownership.zh.md))。
## 渲染
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@@ -44,7 +44,7 @@ const LINK_MAP: Record<string, string> = {
ScheduleChange: 'subsystems/schedule.md',
StreamChunk: 'subsystems/llm-streaming.md',
TokenUsage: 'subsystems/llm-streaming.md',
TodoItem: '../packages/todo/tool-todo/README.md',
TodoItem: 'subsystems/todo.md',
TurnTrigger: 'subsystems/session.md',
TurnEndReason: 'subsystems/session.md',
SessionTitleEventData: 'subsystems/session-title.md',
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"symbol": "RequestContext",
"source": "packages/core/session/src/types.ts"
},
{
"doc": "docs/subsystems/todo.md",
"symbol": "TodoItem",
"source": "packages/todo/tool-todo/src/types.ts"
},
{
"doc": "docs/subsystems/session.md",
"symbol": "SessionEvent",