fullcalendar-8.x-2.x-dev/fullcalendar.routing.yml

fullcalendar.update:
  path: '/fullcalendar/ajax/update/drop/{entity_type}/{entity}'
  defaults:
    _controller: '\Drupal\fullcalendar\Controller\UpdateController::drop'
  requirements:
    # _access_fullcalendar_update: 'TRUE'
    _permission: 'access content'
    _format: json
  options:
    parameters:
      entity:
        type: entity:{entity_type}

fullcalendar.results:
  path: '/fullcalendar/ajax/results/{view}/{display_id}'
  defaults:
    _controller: '\Drupal\fullcalendar\Controller\ResultsController::getResults'
  requirements:
    _permission: 'access content'
  options:
    parameters:
      view:
        type: entity:view