Merge latest agent execution context base

website/zh-CN/api/harness/agent-loop.md

@@ -6,7 +6,7 @@
 
 Concrete ReactLoopAgent factory and driver service.
 
-[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent-loop/src/index.ts#L336)
+[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent-loop/src/index.ts#L353)
 
 ### ctx.agentLoop.create(id, options?, meta?)
 
@@ -22,7 +22,7 @@ Create an agent on a fresh per-run session, owned by the accessing fiber. Constr
 
 **Returns** the published running agent.
 
-[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent-loop/src/index.ts#L392)
+[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent-loop/src/index.ts#L413)
 
 ### ctx.agentLoop.createAgent(ownerCtx, options)
 
@@ -37,7 +37,7 @@ Create an owned agent on a caller-supplied session id.
 
 **Returns** the published handle.
 
-[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent-loop/src/index.ts#L415)
+[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent-loop/src/index.ts#L436)
 
 ### ctx.agentLoop.resume(ownerCtx, options)
 
@@ -52,4 +52,4 @@ Resume an owned agent from the configured persistence service.
 
 **Returns** the published handle.
 
-[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent-loop/src/index.ts#L446)
+[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent-loop/src/index.ts#L468)

website/zh-CN/api/harness/events.md

@@ -18,7 +18,7 @@ A fully configured agent and live session were published. Setup is composition-o
 
 - `agent` — the newly registered agent with its live session and completed setup. Scope-filtered dispatch (`@deepseek-ai/dsh-scope`): agent-scoped listeners receive only that agent.
 
-[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L221)
+[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L222)
 
 ### agent/disposed
 
@@ -32,7 +32,7 @@ An agent left the registry; AgentLoop emits this after driver quiescence but bef
 
 - `agent` — the exact agent removed from the registry. Scope-filtered dispatch (`@deepseek-ai/dsh-scope`): agent-scoped listeners receive only that agent.
 
-[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L230)
+[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L231)
 
 ### agent/error
 
@@ -49,7 +49,7 @@ A step or turn errored. The loop reports a failure here (plus the logger) even w
 - `step` — the step at which the failure surfaced.
 - `error` — the failure, verbatim. Scope-filtered dispatch (`@deepseek-ai/dsh-scope`): agent-scoped listeners receive only that agent.
 
-[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L372)
+[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L373)
 
 ### agent/pre-step
 
@@ -68,7 +68,7 @@ Awaited serial checkpoint for session-surface mutation after prompt assembly and
 - `sessionPrefix` — the frozen request prefix.
 - `signal` — the turn abort signal.
 
-[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L284)
+[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L285)
 
 ### agent/prompt-submit
 
@@ -85,7 +85,7 @@ Allow, rewrite, or block one drained prompt before it becomes a user message. Ca
 - `source` — the message's resolved source.
 - `signal` — the current turn's explicit abort signal. Scope-filtered dispatch (`@deepseek-ai/dsh-scope`): agent-scoped listeners receive only that agent.
 
-[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L297)
+[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L298)
 
 ### agent/queued
 
@@ -101,7 +101,7 @@ Detached, frozen content entered the agent's inbox. Source defaults have already
 - `content` — the accepted content blocks retained by the inbox.
 - `info` — the accepted source plus whether it entered as steering. Scope-filtered dispatch (`@deepseek-ai/dsh-scope`): agent-scoped listeners receive only that agent.
 
-[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L249)
+[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L250)
 
 ### agent/request
 
@@ -119,7 +119,7 @@ Replace the frozen call configuration. Model-visible content must use logged cha
 - `config` — the config the loop would use (frozen); return a replacement to switch.
 - `signal` — the current turn's explicit abort signal; ambient agent identity does not imply liveness or cancellation authority. Scope-filtered dispatch (`@deepseek-ai/dsh-scope`): agent-scoped listeners receive only that agent.
 
-[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L310)
+[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L311)
 
 ### agent/session-prefix
 
@@ -135,7 +135,7 @@ Compose request-only messages placed before derived history. The frozen result i
 - `prefix` — the frozen seed; return an extended replacement.
 - `signal` — the current turn's explicit abort signal.
 
-[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L325)
+[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L326)
 
 ### agent/session-start
 
@@ -150,7 +150,7 @@ The session lifecycle began, once before the first turn. Use `agent.inject()` to
 - `agent` — the agent whose session lifecycle began.
 - `source` — why the session started (fresh startup, resume, …). Scope-filtered dispatch (`@deepseek-ai/dsh-scope`): agent-scoped listeners receive only that agent.
 
-[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L262)
+[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L263)
 
 ### agent/status
 
@@ -165,7 +165,7 @@ Agent status changed (`idle` ⇄ `running`, or → `disposed`). `send()` does no
 - `agent` — the agent whose status flipped.
 - `status` — the status just entered (the transition's destination). Scope-filtered dispatch (`@deepseek-ai/dsh-scope`): agent-scoped listeners receive only that agent.
 
-[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L239)
+[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L240)
 
 ### agent/step-result
 
@@ -183,7 +183,7 @@ Waterfall: post-process the assembled assistant Message before tool dispatch (va
 - `message` — the assistant message as assembled from the stream.
 - `signal` — the current turn's explicit abort signal. Scope-filtered dispatch (`@deepseek-ai/dsh-scope`): agent-scoped listeners receive only that agent.
 
-[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L337)
+[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L338)
 
 ### agent/turn-continuation
 
@@ -200,7 +200,7 @@ Override whether the turn continues. The default continues after tool calls or s
 - `defaultDecision` — what the loop would do absent an override.
 - `signal` — the current turn's explicit abort signal. Scope-filtered dispatch (`@deepseek-ai/dsh-scope`): agent-scoped listeners receive only that agent.
 
-[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L348)
+[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L349)
 
 ### agent/turn-stop
 
@@ -216,7 +216,7 @@ Monotonic terminal-stop checkpoint after continuation and steering are folded; a
 - `turn` — the turn at its terminal-stop checkpoint.
 - `signal` — the current turn's explicit abort signal. Scope-filtered dispatch (`@deepseek-ai/dsh-scope`): agent-scoped listeners receive only that agent.
 
-[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L359)
+[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/agent/src/types.ts#L360)
 
 ## approval/*
 

website/zh-CN/api/harness/tools.md

@@ -6,7 +6,7 @@
 
 Tool registry and execution pipeline. Scoped registrations shadow globals; one visibility resolver feeds presentation, lookup, and dispatch.
 
-[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/tools/src/index.ts#L378)
+[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/tools/src/index.ts#L438)
 
 ### ctx.tools.register(definition)
 
@@ -20,7 +20,7 @@ Register globally or in the calling agent scope. Scoped tools shadow globals; du
 
 **Returns** the exact disposer that unregisters the tool.
 
-[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/tools/src/index.ts#L468)
+[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/tools/src/index.ts#L538)
 
 ### ctx.tools.restrict(filter)
 
@@ -34,7 +34,7 @@ Restrict global tools for the calling agent scope. Empty filters, unknown names,
 
 **Returns** the exact disposer that lifts this restriction.
 
-[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/tools/src/index.ts#L508)
+[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/tools/src/index.ts#L578)
 
 ### ctx.tools.guard(guard)
 
@@ -48,7 +48,7 @@ Register a monotonic guard after the extensible `tools/pre-execute` waterfall. A
 
 **Returns** the exact disposer that unregisters the guard.
 
-[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/tools/src/index.ts#L559)
+[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/tools/src/index.ts#L629)
 
 ### ctx.tools.get(name, scope?)
 
@@ -63,7 +63,7 @@ Look up a tool as one scope sees it (scoped shadows global; a restricted-away gl
 
 **Returns** the definition the scope resolves, or undefined when none is visible.
 
-[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/tools/src/index.ts#L661)
+[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/tools/src/index.ts#L731)
 
 ### ctx.tools.schemas(scope?)
 
@@ -77,7 +77,21 @@ Project visible definitions onto the allowlisted model-facing schema fields, exc
 
 **Returns** one deep-cloned schema per visible tool.
 
-[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/tools/src/index.ts#L671)
+[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/tools/src/index.ts#L741)
+
+### ctx.tools.executionMode(exec)
+
+```ts website-api
+executionMode(exec: ToolExecutionInput): ToolExecutionMode
+```
+
+Classify a pending call through the caller's visible tool definition. Only an exact `true` is parallel; unknown, hidden, undeclared, invalid, or throwing classifiers are exclusive.
+
+- `exec` — call name, parsed arguments, and optional agent scope.
+
+**Returns** the fail-closed scheduling mode.
+
+[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/tools/src/index.ts#L762)
 
 ### ctx.tools.execute(exec)
 
@@ -91,4 +105,4 @@ Execute through pre-policy, guards, around-dispatch, post-policy, and final noti
 
 **Returns** the materialized final result.
 
-[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/tools/src/index.ts#L694)
+[Source](https://github.com/deepseek-harness/deepseek-harness/blob/master/packages/core/tools/src/index.ts#L782)