Add Check for Garage Fridge Unavailable

packages/alerts/alerts.yaml

@@ -30,3 +30,16 @@ automation:
       - service: notify.everyone
         data:
           message: "{{ trigger.to_state.name }} is too high, check the power and doors."
+
+  - alias: Notify if Garage Fridge Sensor is Unavailable
+    mode: queued
+    trigger:
+      - platform: time_pattern
+        minutes: 0
+    condition:
+      - "{{ is_state('sensor.garage_fridge_freezer_temperature', ['unavailable', 'unknown', 'none']) }}"
+      - "{{ is_state('sensor.garage_fridge_refrigerator_temperature', ['unavailable', 'unknown', 'none']) }}"
+    action:
+      - service: notify.everyone
+        data:
+          message: "{{ trigger.to_state.name }} is unavilable, check the power."