entity.view_mode_add:
  route_name: entity.view_mode_add
  title: 'Add new view mode'
  weight: 1
  appears_on:
    - entity.view_mode_list

entity.form_mode_add:
  route_name: entity.form_mode_add
  title: 'Add new form mode'
  weight: 1
  appears_on:
    - entity.form_mode_list