fix: Matrix用户消息同步到网页端

- 新增 user_message action 回调
- handle_matrix_message 处理 user_message 通知
- 网页端 WebSocket 接收用户消息

main.py

@@ -422,7 +422,7 @@ async def update_config(data: dict, db: Session = Depends(get_db)):
 
 # ==================== Matrix消息处理回调 ====================
 
-async def handle_matrix_message(action: str, conversation_id: str = None, user_message: str = None, room_id: str = None, message_id: int = None):
+async def handle_matrix_message(action: str, conversation_id: str = None, user_message: str = None, room_id: str = None, message_id: int = None, sender: str = None):
     """处理从Matrix收到的消息"""
     
     if action == "new_conversation":
@@ -433,6 +433,30 @@ async def handle_matrix_message(action: str, conversation_id: str = None, user_m
         })
         return
     
+    if action == "user_message":
+        # 用户消息 - 同步到网页端
+        db = SessionLocal()
+        try:
+            conv_service = ConversationService(db)
+            conversation = conv_service.get_conversation(conversation_id)
+            if conversation:
+                # 发送用户消息通知到网页端
+                await manager.send_to_user(MAIN_USER_ID, {
+                    "type": "user_message",
+                    "conversation_id": conversation_id,
+                    "message": {
+                        "id": message_id,
+                        "role": "user",
+                        "content": user_message,
+                        "source": "matrix",
+                        "sender": sender,
+                        "created_at": datetime.now().isoformat()
+                    }
+                })
+        finally:
+            db.close()
+        return
+    
     if action == "chat":
         db = SessionLocal()
         try: