Add button to start mercury

config/lovelace/decluttering_templates/cards/mercury_card.yaml

@@ -29,6 +29,10 @@ mercury_card:
             template: v3_xs_button
             entity: button.mercury_reboot
             name: Reboot
+          - type: custom:button-card
+            template: v3_xs_button
+            entity: button.mercury_start
+            name: Start
           - type: custom:button-card
             template: v3_xs_button
             entity: button.mercury_shutdown

config/packages/devices/mercury.yaml

@@ -1,8 +1,8 @@
-script:
-  mercury_start:
-    alias: Mercury · Start
-    icon: mdi:play-box-outline
-    sequence:
+template:
+  - button:
+      - name: Mercury · Start
+        icon: mdi:power
+        press:
           - service: wake_on_lan.send_magic_packet
             data:
               mac: !secret mercury_mac
@@ -17,7 +17,8 @@ automation:
       entity_id: input_boolean.guest_mode
       state: "on"
     action:
-      - service: script.mercury_start
+      - service: button.press
+        entity_id: button.mercury_start
       - service: notify.telegram
         data_template:
           title: "*Mercury · Powering on*"