Add server mainenance chip to mobile dashboard

mobile_dashboard.yaml

@@ -4101,6 +4101,22 @@ views:
           - condition: state
             entity: input_boolean.emma_sleeping
             state: 'on'
+      - type: custom:mushroom-template-badge
+        icon: mdi:wrench-clock
+        entity: input_boolean.server_maintenance
+        color: var(--warning-color)
+        label: Server Maintenance
+        content: Interruptions Possible
+        tap_action:
+          action: none
+        hold_action:
+          action: none
+        double_tap_action:
+          action: none
+        visibility:
+          - condition: state
+            entity: input_boolean.server_maintenance
+            state: 'on'
     header:
       card:
         type: markdown