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

apps/global/heating.yaml

@@ -224,7 +224,9 @@ radiator_heating:
   display_name: Chauffage radiateurs
   unique_id: appdaemon_radiator_heating
   indoor_sensor: sensor.corridor_temperature
-  outdoor_sensor: sensor.ext_front_temperature
+  outdoor_sensors:
+    - sensor.ext_front_temperature
+    - sensor.ext_back_temperature
   target_temperature: 18
   initial_mode: heat
 
@@ -233,6 +235,8 @@ radiator_heating:
   send_commands: true
   command_interval: 60
   mqtt_topic: appdaemon/radiator_heating
+  mqtt_namespace: mqtt
+  mqtt_connection_topic: appdaemon/radiator_heating/connection
   boiler_topic: themaplus-condens
 
   # Starting values, to tune from observations with radiator circulation enabled.
@@ -247,3 +251,10 @@ radiator_heating:
     max_flow: 50
     overheat: 0.5
     restart_margin: 0.1
+
+radiator_heating_watchdog:
+  module: boilerwatchdog
+  class: BoilerWatchdog
+  mqtt_namespace: mqtt
+  mqtt_topic: appdaemon/radiator_heating
+  heartbeat_timeout: 180