groupmenu-8.x-1.0-beta2/groupmenu.routing.yml

route_callbacks:
  - '\Drupal\groupmenu\Routing\GroupMenuRouteProvider::getRoutes'
groupmenu.settings:
  path: 'admin/group/groupmenu'
  defaults:
    _form: '\Drupal\groupmenu\Form\GroupMenuSettingsForm'
    _title: 'Group Menu Settings'
  requirements:
    _permission: 'administer group'
entity.group.menu:
  path: '/group/{group}/menus'
  defaults:
    _controller: '\Drupal\groupmenu\Controller\GroupMenuController::groupRelationshipOverview'
    _title_callback: '\Drupal\groupmenu\Controller\GroupMenuController::groupRelationshipOverviewTitle'
  requirements:
    _group_permission: 'access group_menu overview'
  options:
    _admin_route: TRUE