custom_form.type_add:
  route_name: entity.custom_form_type.add_form
  title: 'Add type'
  appears_on:
    - entity.custom_form_type.collection

custom_form.add_form:
  route_name: entity.custom_form.add_page
  title: 'Add form'
  appears_on:
    - entity.custom_form.collection

custom_form.add_handler:
  route_name: entity.custom_form_submission_handler.add_form
  title: 'Add handler'
  appears_on:
    - entity.custom_form_submission_handler.collection

# We use a deriver here so we can dynamically populate the available actions based
# on if there are any available fields and/or groups.
custom_form.add_item:
  appears_on:
    - entity.custom_form.fields_form
  class: Drupal\custom_forms\Plugin\Menu\CustomFormItemActionLink
  deriver: Drupal\custom_forms\Plugin\Derivative\CustomFormItemActionLink