the boiler app now use mqtt instead of relying on an automation on ha side

appdaemon.yaml

@@ -13,6 +13,29 @@ appdaemon:
       token: eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJiZThhYWI2ZTlkNmQ0NWU2YTk1ODU5OWJjOWM3MWJkYiIsImlhdCI6MTc3NjEwOTc0NCwiZXhwIjoyMDkxNDY5NzQ0fQ.BorkjFjWlWCZqnUa9-NMUxGsDiupDoRZ3cEgsmeSofM
       cert_verify: True
       ws_timeout: 00:10:00
+    MQTT:
+      type: mqtt
+      namespace: mqtt
+      client_host: 10.0.0.21
+      client_port: 1883
+      client_id: appdaemon_radiator_heating
+      client_user: !secret boiler_mqtt_user
+      client_password: !secret boiler_mqtt_password
+      client_timeout: 30
+      client_topics:
+        - appdaemon/radiator_heating/command/+
+        - appdaemon/radiator_heating/heartbeat
+        - themaplus-condens/bai/SetMode
+        - themaplus-condens/bai/Statenumber
+        - themaplus-condens/bai/FlowTemp
+        - homeassistant/status
+      birth_topic: appdaemon/radiator_heating/connection
+      birth_payload: online
+      birth_retain: true
+      will_topic: appdaemon/radiator_heating/connection
+      will_payload: offline
+      will_retain: true
+      shutdown_payload: offline
 http:
   url: http://0.0.0.0:5050
 admin: