Move config out of subfolder

lovelace/button_card_templates/v3/v3_button_power.yaml

@@ -0,0 +1,13 @@
+v3_button_power:
+  template: v3_button
+  variables:
+    power_sensor:
+  state_display: |
+    [[[
+      if (entity.state === 'off') return 'Off';
+      return states[variables.power_sensor].state + " W";
+    ]]]
+  icon: mdi:power-socket
+  tap_action:
+    action: more-info
+    entity: "[[[return variables.power_sensor]]]"