bt_faq-8.x-1.x-dev/bt_faq.services.yml

services:
  bt_faq.route_subscriber:
    class: Drupal\bt_faq\Routing\RouteSubscriber
    tags:
      - { name: event_subscriber }
  bt_faq.config_overrider:
    class: \Drupal\bt_faq\Config\ConfigFaqOverride
    arguments: ['@config.factory']
    tags:
      - {name: config.factory.override, priority: 25}
  bt_faq.breadcrumbs:
    class: Drupal\bt_faq\Breadcrumb\FaqBreadcrumbBuilder
    arguments: ['@config.factory']
    tags:
      - { name: breadcrumb_builder, priority: 1020 }