refactor(agent): return request retry action

packages/goal/command-goal/tests/command-goal.spec.ts

@@ -37,7 +37,6 @@ function stubAgent(id: string): { agent: Agent; session: Session } {
     steer: () => AgentMessageId('stub'),
     inject(input) { appendInjection(session, input); return AgentMessageId('stub') },
     cancel() { status = 'idle' },
-    retry() {},
     whenIdle() { return Promise.resolve() },
   }
   return { agent, session }

packages/goal/goal-session/tests/goal-session.spec.ts

@@ -486,10 +486,10 @@ describe('same-session goal driving', () => {
     ])
     // The llm-retry shape: schedule one retry for the failed goal-round request.
     let retried = false
-    test.ctx.on('agent/request-error', async (subject) => {
+    test.ctx.on('agent/request-error', async (_subject) => {
       if (!retried) {
         retried = true
-        subject.retry()
+        return { kind: 'retry' }
       }
     })
     test.ctx.goals.create(test.agent, { objective: 'survive a transient failure', maxGoalRounds: 1 })
@@ -557,10 +557,10 @@ describe('same-session goal driving', () => {
       textResponse('goal round ran'),
     ])
     let retried = false
-    test.ctx.on('agent/request-error', async (subject) => {
+    test.ctx.on('agent/request-error', async (_subject) => {
       if (!retried) {
         retried = true
-        subject.retry()
+        return { kind: 'retry' }
       }
     })
     // A human prompt fails and retries while a goal is armed but its round

packages/goal/goal/tests/goal.spec.ts

@@ -56,7 +56,6 @@ function stubAgentForSession(session: Session): StubAgent {
       return AgentMessageId('stub')
     },
     cancel() {},
-    retry() {},
     whenIdle() { return Promise.resolve() },
   }
   return {

packages/goal/tool-goal/tests/tool-goal.spec.ts

@@ -40,7 +40,6 @@ function stubAgent(rawId: string, supplied?: Session): StubAgent {
       return AgentMessageId('stub')
     },
     cancel() {},
-    retry() {},
     whenIdle() { return Promise.resolve() },
   }
   return { agent, session, setStatus(value) { status = value } }