photos-6.0.x-dev/photos.links.action.yml

photos.image.add:
  route_name: photos.image.add
  title: 'Add photo'
  weight: 1
  appears_on:
    - entity.photos_image.collection

photos.import.directory:
  route_name: photos.import.directory
  title: 'Import photos'
  weight: 2
  appears_on:
    - entity.photos_image.collection