automation:
  # https://community.home-assistant.io/t/auto-update-esphome-devices-via-automation/536573/15
  - id: 0f9b330f-a026-49bc-9d1e-57d52f5ac625
    alias: Auto-update ESP devices
    trigger:
      - platform: time_pattern
        hours: "3"
        minutes: "*"

    condition:
    - "{{ states.update | selectattr('entity_id', 'match', 'update\.node\d+_firmware')
      | selectattr('state', 'eq', 'on') | list | count > 0 }}"
    - "{{ states.update | selectattr('entity_id', 'match', 'update\.node\d+_firmware')
      | selectattr('attributes.in_progress') | list | count == 0 }}"
    action:
    - service: update.install
      target:
        entity_id: "{{ (states.update | selectattr('entity_id', 'match', 'update\.node\d+_firmware')
          | selectattr('state', 'eq', 'on') | first).entity_id }}"
    mode: single