simple_forum-8.x-1.0/simple_forum.services.yml

services:
  simple_forum.uninstall_validator:
    class: Drupal\simple_forum\SimpleForumUninstallValidator
    tags:
      - { name: module_install.uninstall_validator }
    arguments: ['@entity_type.manager', '@config.factory', '@string_translation']
    lazy: true
    
  simple_forum.twig.CustomTwig:
    class: Drupal\simple_forum\CustomTwig
    tags:
      - { name: twig.extension }