modify: aibox_sophon_adapter plugins

example/router/__init__.py

@@ -1,4 +1,6 @@
 from .add import add, add_post
+from .add_mqtt import add_mqtt
+from .heartbeat import heartbeat
 from .subtract import subtract
 from .multiply import multiply
 from .divide import divide
@@ -8,6 +10,8 @@ from .count import count_get
 __all__ = [
     "add", 
     "add_post",
+    "add_mqtt",
+    "heartbeat",
     "subtract",
     "multiply",
     "divide",