{"name":"分身大师 飞书机器人 Worker","version":"1.0.0","endpoints":{"health":"GET  /health","chats":"GET  /api/chats","messages":"GET  /api/messages?chat_id=xxx","send":"POST /api/send { chat_id, text }","reply":"POST /api/reply { msg_id, text }","feishuEvent":"POST /feishu/event"}}