Home Assistant update notification blueprint

update_notification.yaml

blueprint:
  name: Home Assistant update notification
  description: Send a notification when there's an update availiable for Home Assistant
  domain: automation
  input:
    updater:
      name: Update sensor
      description: The sensor which indicates if there's an update
      selector:
        entity:
          domain: binary_sensor
    notification_title:
      name: Notification title (Optional)
      description: 'Default: "Upgrade time!"'
      default: "Upgrade time!"
    notification_message:
      name: Notification message (Optional)
      description: 'Default: "Home Assistant {{ newest_version }} is available"'
      default: "Home Assistant {{ newest_version }} is available"
    delay:
      name: Delay (Optional)
      description: Wait before sending the notification
      default:
      selector:
        number:
          min: 0
          max: 60
          unit_of_measurement: seconds
          mode: slider

trigger:
  platform: state
  entity_id: !input updater
  from: "off"
  to: "on"

variables:
  updater: !input updater
  newest_version: "{{ states[updater].attributes.newest_version }}"
  release_notes: "{{ states[updater].attributes.release_notes }}"
  notification_title: !input notification_title
  notification_message: !input notification_message
  delay: !input delay

action:
  - delay: "{{ delay }}"
  - service: persistent_notification.create
    data:
      title: "{{ notification_title }}"
      message: "{{ notification_message }}"