feat(subagent): catalog one-shot child sessions

packages/subagent/subagent-spawn/src/index.ts

@@ -10,9 +10,9 @@ import type { Context } from 'cordis'
 import z from 'schemastery'
 import type {
   ContinuableCreateSpec,
+  ResolvedSubagentStartRequest,
   SubagentCapabilities,
   SubagentProvider,
-  SubagentStartRequest,
 } from '@deepseek-ai/dsh-subagent'
 import { startInProcessRun } from '@deepseek-ai/dsh-subagent-inprocess'
 
@@ -45,7 +45,7 @@ class SpawnProvider implements SubagentProvider {
 
   constructor(readonly name: string) {}
 
-  start(request: SubagentStartRequest) {
+  start(request: ResolvedSubagentStartRequest) {
     // Fresh child: no seed. The shared driver mints ids, stamps cwd/lineage/
     // depth, drives the one-shot (including the structured capture when the
     // request carries an outputSchema), and maps the result.

packages/subagent/subagent-spawn/tests/subagent-spawn.spec.ts

@@ -49,8 +49,16 @@ function text(blocks: { type: string; text?: string }[]): string {
   return blocks.filter(b => b.type === 'text').map(b => b.text).join('')
 }
 
-function start(ctx: Context, provider: string, request: Omit<SubagentStartRequest, 'signal'> & { signal?: AbortSignal }) {
-  return ctx.subagents.start(provider, { signal: request.signal ?? new AbortController().signal, ...request })
+function start(
+  ctx: Context,
+  provider: string,
+  request: Omit<SubagentStartRequest, 'label' | 'signal'> & { label?: string; signal?: AbortSignal },
+) {
+  return ctx.subagents.start(provider, {
+    label: request.label ?? 'child task',
+    signal: request.signal ?? new AbortController().signal,
+    ...request,
+  })
 }
 
 /** Invoke the child lifecycle effect while its parent-owned setup is still unpublished. */