feat: support conversation state events in JavaScript sessions

.ccweb/scripts/.runs/86e8f20f-3e55-4ca6-9def-57b79725b4fc/run.json

@@ -0,0 +1,18 @@
+{
+  "runId": "86e8f20f-3e55-4ca6-9def-57b79725b4fc",
+  "sourceConversationId": "c01c2e84-5d52-4b0b-bab0-e10daf6c65c9",
+  "scriptsDir": "/home/cc-web/.ccweb/scripts",
+  "name": "conversation-idle-listener-e2e-20260827.js",
+  "scriptPath": "/home/cc-web/.ccweb/scripts/conversation-idle-listener-e2e-20260827.js",
+  "status": "succeeded",
+  "startedAt": "2026-08-27T14:04:55.516Z",
+  "finishedAt": "2026-08-27T14:05:46.085Z",
+  "durationMs": 50569,
+  "exitCode": 0,
+  "signal": null,
+  "terminationReason": null,
+  "stopRequested": false,
+  "tokenRevoked": true,
+  "pid": 576697,
+  "stderrPreview": ""
+}

.ccweb/scripts/.runs/86e8f20f-3e55-4ca6-9def-57b79725b4fc/stdout.log

@@ -0,0 +1 @@
+{"sourceConversationId":"c01c2e84-5d52-4b0b-bab0-e10daf6c65c9","conversationId":"43c081dd-2c8d-431c-b75d-3e40dc04806e","initialStatus":"idle","statusDuringFirstTurn":"running","firstMessage":"未完成","continued":true,"continuationMessage":"任务完成","finalStatus":"idle","finalMessage":"任务完成","childIncluded":true,"idleEventCount":2,"events":[{"conversationId":"43c081dd-2c8d-431c-b75d-3e40dc04806e","event":"idle","previousStatus":"running","status":"idle","occurredAt":"2026-08-27T14:05:31.297Z","lastMessage":"未完成"},{"conversationId":"43c081dd-2c8d-431c-b75d-3e40dc04806e","event":"idle","previousStatus":"running","status":"idle","occurredAt":"2026-08-27T14:05:43.829Z","lastMessage":"任务完成"}]}

.ccweb/scripts/conversation-idle-listener-e2e-20260827.js

@@ -0,0 +1,88 @@
+import {
+  getCurrentConversationId,
+  createConversation,
+  sendMessage,
+  getLastMessage,
+  getConversationStatus,
+  getChildConversationIds,
+  onConversationEvent,
+} from '@ccweb/session';
+
+const delay = (ms) => new Promise((resolve) => setTimeout(resolve, ms));
+const sourceConversationId = await getCurrentConversationId();
+const conversationId = await createConversation(
+  '这是会话事件测试，请只回复：测试对话已准备'
+);
+
+const initialStatus = await getConversationStatus(conversationId);
+const childrenBefore = await getChildConversationIds(sourceConversationId);
+if (!childrenBefore.includes(conversationId)) {
+  throw Object.assign(new Error('新对话未出现在来源对话的直接子对话 ID 中'), {
+    code: 'child_conversation_missing',
+  });
+}
+
+const events = [];
+let continued = false;
+let continuationMessage = '';
+let unsubscribe = () => {};
+let finish;
+let fail;
+const completed = new Promise((resolve, reject) => {
+  finish = resolve;
+  fail = reject;
+});
+const timeout = setTimeout(() => {
+  unsubscribe();
+  fail(Object.assign(new Error('等待 idle 自动继续闭环超时'), {
+    code: 'idle_listener_timeout',
+  }));
+}, 180000);
+
+unsubscribe = await onConversationEvent(conversationId, 'idle', async (event) => {
+  const lastMessage = await getLastMessage(conversationId);
+  events.push({ ...event, lastMessage });
+
+  if (!continued && lastMessage.includes('未完成')) {
+    continued = true;
+    continuationMessage = await sendMessage(
+      conversationId,
+      '请继续完成任务，并且只回复：任务完成'
+    );
+    return;
+  }
+
+  if (continued && lastMessage.includes('任务完成')) {
+    unsubscribe();
+    clearTimeout(timeout);
+    finish();
+  }
+});
+
+const firstTurnPromise = sendMessage(
+  conversationId,
+  '开始执行第一阶段，并且只回复：未完成'
+);
+await delay(150);
+const statusDuringFirstTurn = await getConversationStatus(conversationId);
+const firstMessage = await firstTurnPromise;
+await completed;
+
+const finalStatus = await getConversationStatus(conversationId);
+const finalMessage = await getLastMessage(conversationId);
+const childrenAfter = await getChildConversationIds(sourceConversationId);
+
+console.log(JSON.stringify({
+  sourceConversationId,
+  conversationId,
+  initialStatus,
+  statusDuringFirstTurn,
+  firstMessage,
+  continued,
+  continuationMessage,
+  finalStatus,
+  finalMessage,
+  childIncluded: childrenAfter.includes(conversationId),
+  idleEventCount: events.length,
+  events,
+}));