sites_group_overrides-1.x-dev/sites_group_overrides.routing.yml

route_callbacks:
  - '\Drupal\sites_group_overrides\Routing\SitesGroupOverrides::routes'
sites_group_overrides.settings:
  path: '/admin/config/sites/group-overrides'
  defaults:
    _title: 'Sites group override settings'
    _form: 'Drupal\sites_group_overrides\Form\SettingsForm'
  requirements:
    _permission: 'administer site configuration'
sites_group_overrides.revert_to_defaults:
  path: '/sites-group-overrides/group/{group}/content/{group_relationship}/revert'
  defaults:
    _title: 'Revert To Defaults'
    _form: 'Drupal\sites_group_overrides\Form\RevertToDefaults'
  requirements:
    _group_permission: 'revert content overrides'
    group_relationship: \d+
  options:
    _group_operation_route: 'TRUE'
    parameters:
      group:
        type: 'entity:group'
      group_relationship:
        type: 'entity:group_relationship'