refactor: unify agent and session identity

packages/subagent/subagent/src/index.ts

@@ -18,7 +18,8 @@ import type { Scoped } from '@deepseek-ai/dsh-scope'
 import { assertSupportedOutputSchema } from '@deepseek-ai/dsh-tools'
 import { HarnessError } from '@deepseek-ai/dsh-llm'
 import type { ContentBlock } from '@deepseek-ai/dsh-llm'
-import type { Agent, AgentId } from '@deepseek-ai/dsh-agent'
+import type { Agent } from '@deepseek-ai/dsh-agent'
+import type { SessionId } from '@deepseek-ai/dsh-session'
 import type {
   SubagentCapabilities,
   SubagentProvider,
@@ -96,7 +97,7 @@ export interface SubagentRunInfo {
   /** The provider that established the run. */
   readonly provider: string
   /** The child agent's id. */
-  readonly id: AgentId
+  readonly id: SessionId
 }
 
 /** Observe-only outcome detail for a settled subagent run. */
@@ -104,7 +105,7 @@ export interface SubagentRunEndInfo {
   /** The provider that ran it. */
   readonly provider: string
   /** The child agent's id. */
-  readonly id: AgentId
+  readonly id: SessionId
   /** The terminal stop reason. */
   readonly stopReason: SubagentResult['stopReason']
   /** The child's final assistant output, absent on infrastructure rejection. */

packages/subagent/subagent/src/types.ts

@@ -6,8 +6,9 @@
  * @module @deepseek-ai/dsh-subagent/types
  */
 
-import type { Agent, AgentId, AgentOptions } from '@deepseek-ai/dsh-agent'
+import type { Agent, AgentOptions } from '@deepseek-ai/dsh-agent'
 import type { ContentBlock } from '@deepseek-ai/dsh-llm'
+import type { SessionId } from '@deepseek-ai/dsh-session'
 import type { StructuredOutputSchema, ToolRestriction } from '@deepseek-ai/dsh-tools'
 
 /**
@@ -147,7 +148,7 @@ export interface SubagentResult {
  */
 export interface SubagentRun {
   /** The child agent's id (local in-process runs are already published in `ctx.agents`; remote transports need not publish locally). */
-  readonly id: AgentId
+  readonly id: SessionId
   /**
    * Resolves with the child's terminal {@link SubagentResult} when the run
    * settles. Does NOT reject on a child-level failure — a model/transport

packages/subagent/subagent/tests/service.spec.ts

@@ -1,6 +1,7 @@
 import { describe, expect, it, vi } from 'vitest'
 import { Context } from 'cordis'
-import { AgentId, type Agent } from '@deepseek-ai/dsh-agent'
+import { type Agent } from '@deepseek-ai/dsh-agent'
+
 import { HarnessError } from '@deepseek-ai/dsh-llm'
 import { carrierKeyOf } from '@deepseek-ai/dsh-scope'
 import SubagentService, {
@@ -12,9 +13,10 @@ import SubagentService, {
   type SubagentRun,
   type SubagentStartRequest,
 } from '@deepseek-ai/dsh-subagent'
+import { SessionId } from '@deepseek-ai/dsh-session'
 
 function fakeParent(id = 'parent-1'): Agent {
-  return { id: AgentId(id) } as unknown as Agent
+  return { id: SessionId(id) } as unknown as Agent
 }
 
 const ALL_CAPS: SubagentCapabilities = { outputSchema: true, depthLimit: true, toolFilter: true, persona: true }
@@ -45,7 +47,7 @@ class StubProvider implements SubagentProvider {
   async start(request: SubagentStartRequest): Promise<SubagentRun> {
     this.startCount += 1
     return {
-      id: AgentId(`child:${this.name}:${request.parent.id}`),
+      id: SessionId(`child:${this.name}:${request.parent.id}`),
       result: Promise.resolve(this.outcome),
       async dispose() {},
     }
@@ -141,7 +143,7 @@ describe('SubagentService', () => {
     const starting = subagents.start('deferred', baseRequest({ parent }))
     await Promise.resolve()
     expect(events).toEqual([])
-    ready.resolve({ id: AgentId('child'), result: result.promise, async dispose() {} })
+    ready.resolve({ id: SessionId('child'), result: result.promise, async dispose() {} })
     const run = await starting
     expect(events).toEqual(['start'])
     result.resolve({ output: [{ type: 'text', text: 'answer' }], stopReason: 'completed' })
@@ -190,7 +192,7 @@ describe('SubagentService', () => {
       capabilities: NO_CAPS,
       inheritsParentContext: false,
       async start() {
-        return { id: AgentId('infra-child'), result: failure.promise, async dispose() {} }
+        return { id: SessionId('infra-child'), result: failure.promise, async dispose() {} }
       },
     })
     const failedRun = await subagents.start('infra', baseRequest())