core/homeassistant/components/schedule/conditions.yaml

.condition_common: &condition_common
  target:
    entity:
      domain: schedule
  fields:
    behavior:
      required: true
      default: any
      selector:
        select:
          translation_key: condition_behavior
          options:
            - all
            - any

is_off: *condition_common
is_on: *condition_common