layout_builder_kit-8.x-1.x-dev/config/schema/layout_builder_kit.schema.yml

layout_builder_kit.settings:
  type: config_entity
  label: 'Layout Builder Kit Configuration'
  mapping:
    image_location:
      type: string
      label: 'Image Location'
    image_extensions:
      type: string
      label: 'Image Extensions'