refactor(agent): complete inbox lifecycle migration

packages/host/apiproxy/tests/api-proxy-cold.spec.ts

@@ -10,7 +10,8 @@ import { join } from 'node:path'
 import { describe, expect, it, vi } from 'vitest'
 import { Context } from 'cordis'
 import SessionStore from '@deepseek-ai/dsh-session'
-import AgentRegistry, { InboxItemId } from '@deepseek-ai/dsh-agent'
+import AgentRegistry from '@deepseek-ai/dsh-agent'
+import { MessageId } from '@deepseek-ai/dsh-llm'
 import type { Agent } from '@deepseek-ai/dsh-agent'
 import UserInteractionService from '@deepseek-ai/dsh-user-interaction'
 import type { SessionEvent, SessionHeader, SessionId } from '@deepseek-ai/dsh-session'
@@ -216,7 +217,7 @@ describe('subagent ownership fence', () => {
 
     const queued = await api.sessions.updateQueue(request({
       sessionId: originChild.id,
-      itemId: InboxItemId('queued-item'),
+      itemId: MessageId('queued-item'),
       action: { kind: 'remove' },
     }))
     expect(queued.result.ok).toBe(false)

packages/host/apiproxy/tests/api-proxy-commands.spec.ts

@@ -339,7 +339,7 @@ describe('session.updateQueue', () => {
 })
 
 describe('session/queue frames', () => {
-  it('publishes authoritative next-turn snapshots without duplicating message identity', async () => {
+  it('publishes authoritative inbox snapshots without duplicating message identity', async () => {
     const ctx = await harness()
     const api = createApiProxy(ctx, DEFAULTS)
     const agent = stubAgent(ctx)
@@ -367,12 +367,18 @@ describe('session/queue frames', () => {
       {
         type: 'session/queue',
         sessionId: agent.id,
-        items: [queued],
+        items: [
+          { id: queued.id, placement: 'queued', message: queued },
+          { id: steering.id, placement: 'steering', message: steering },
+        ],
       },
       {
         type: 'session/queue',
         sessionId: agent.id,
-        items: [edited],
+        items: [
+          { id: edited.id, placement: 'queued', message: edited },
+          { id: steering.id, placement: 'steering', message: steering },
+        ],
       },
     ])
   })

packages/host/apiproxy/tests/api-proxy-workspace.spec.ts

@@ -52,6 +52,7 @@ function stubAgent(session: Session): Agent {
     steer: () => ({ outcome: Promise.resolve({ status: 'rejected' as const }) }),
     inject: () => {},
     cancel() {},
+    runMaintenance: task => task(new AbortController().signal),
     whenIdle: () => Promise.resolve(),
   }
 }

packages/host/apiproxy/tests/rpc-schemas.spec.ts

@@ -421,7 +421,11 @@ describe('events frame schemas', () => {
       { type: 'question/requested', sessionId: 's', questions: [{ id: 'q', question: 'Q?', options: [{ label: 'L' }], multiSelect: true }] },
       { type: 'question/resolved', sessionId: 's', questionRpcId: 'r', outcome: 'answered' },
       { type: 'session/queue', sessionId: 's', items: [
-        { id: 'm1', role: 'user', content: [{ type: 'text', text: 'queued prompt' }], source: { kind: 'user', rpcId: 'r9' } },
+        {
+          id: 'm1',
+          placement: 'queued',
+          message: { id: 'm1', role: 'user', content: [{ type: 'text', text: 'queued prompt' }], source: { kind: 'user', rpcId: 'r9' } },
+        },
       ] },
       { type: 'session/projection', sessionId: 's', key: 'todos', value: [{ content: 'x', status: 'pending' }], seq: 7 },
       { type: 'stream/error', error: { code: 'internal', message: 'm', details: {} } },