consent-8.x-1.0-alpha5/modules/consent_iframe/consent_iframe.routing.yml

consent_iframe:
  path: 'consent/iframe'
  defaults:
    _controller: '\Drupal\consent_iframe\Controller\OilConsentIframeController::page'
  requirements:
    _access: 'TRUE'
  # Page Cache does not properly care for the Vary header.
  # See also https://www.drupal.org/project/drupal/issues/2972483.
  # Until then, the controller manually takes care for a cacheable header.
  options:
    no_cache: TRUE

consent_iframe.form:
  path: 'admin/config/consent/iframe'
  defaults:
    _form: '\Drupal\consent_iframe\Form\OilConsentIframeForm'
    _title: 'Consent iFrame configuration'
  requirements:
    _permission: 'configure consent'
  options:
    _admin_route: TRUE