created python heater to contron the hln heater

systems/brain/services/home_assistant.nix

@@ -22,6 +22,7 @@
             victron_modbuss = "!include ${./home_assistant/victron_modbuss.yaml}";
             battery_sensors = "!include ${./home_assistant/battery_sensors.yaml}";
             gps_location = "!include ${./home_assistant/gps_location.yaml}";
+            heater = "!include ${./home_assistant/heater.yaml}";
             van_weather = "!include ${./home_assistant/van_weather_template.yaml}";
           };
         };
@@ -71,6 +72,7 @@
           pymetno # for met.no weather
           uiprotect # for ubiquiti integration
           unifi-discovery # for ubiquiti integration
+          jsonpath # for rest sensors
         ];
       extraComponents = [ "isal" ];
       customComponents = with pkgs.home-assistant-custom-components; [