修改更新任务失败状态值

pqai_agent_server/agent_task_server.py

@@ -90,10 +90,10 @@ class AgentTaskManager:
             raise Exception(e)
 
     def update_task_failed(self, task_id, error_message: str):
-        """更新任务状态"""
+        """更新任务失败"""
         with self.session_maker() as session:
             session.query(AgentTask).filter(AgentTask.id == task_id).update(
-                {"status": AgentTaskStatus.FAILED, "error_message": error_message, "update_time": datetime.now()})
+                {"status": AgentTaskStatus.FAILED.value, "error_message": error_message, "update_time": datetime.now()})
             session.commit()
 
     def update_task_status(self, task_id, status):