title: Timer
cards:
  - type: vertical-stack
    cards:
      - type: horizontal-stack
        cards:
          - type: entity-button
            name: start timer countdown
            icon: mdi:timer
            tap_action:
              action: call-service
              service: script.turn_on
              service_data:
                entity_id: script.start_test_timer
            entity: script.start_test_timer
          - type: entity-button
            name: abort timer
            icon: mdi:timer-off
            tap_action:
              action: call-service
              service: script.turn_on
              service_data:
                entity_id: script.abort_test_timer
            entity: script.abort_test_timer
      - type: entities
        entities:
          - entity: variable.test_timer_countdown
          - entity: variable.test_timer_device
            name: dummy device
          - entity: input_number.test_timer_duration