chore: 默认不提供 agent 参数

Author: MistEO

assets/interface.json

@@ -28,7 +28,7 @@
             ]
         }
     ],
-    "agent": {
+    "agent_demo": {
         "child_exec": "python",
         "child_args": [
             "{PROJECT_DIR}/agent/main.py"
@@ -81,4 +81,4 @@
             ]
         }
     }
-}
+}