core/homeassistant/components/frontend/services.yaml

# Describes the format for available frontend services

set_theme:
  fields:
    name:
      required: false
      example: "default"
      selector:
        theme:
          include_default: true
    name_dark:
      required: false
      example: "default"
      selector:
        theme:
          include_default: true
reload_themes: