cms_content_sync-3.0.x-dev/modules/cms_content_sync_private_environment/cms_content_sync_private_environment.routing.yml

# Content Sync Private Environment - Process Requests
cms_content_sync_private_environment.private_environment:
  path: '/admin/config/services/cms_content_sync/private-environment'
  defaults:
    _controller: 'Drupal\cms_content_sync_private_environment\Controller\RequestHandlerController::view'
    _title: 'Content Sync - Private Environment'
  requirements:
    _permission: 'administer cms content sync'