muser-8.x-1.x-dev/modules/custom/muser_project/muser_project.services.yml

services:
  muser_project.access_checker:
    class: Drupal\muser_project\Access\ProjectActivateAccessCheck
    arguments: ['@current_user']
    tags:
      - { name: access_check, applies_to: _muser_project_activate_access }
  muser_project.flagging_access_check:
    class: \Drupal\muser_project\Access\UpdateFlaggingStatusAccess
    arguments: ['@current_user']
    tags:
      - { name: access_check, applies_to: _update_flagging_status_access_check }
  muser_project.bundle_access_check:
    class: \Drupal\muser_project\Access\BundleAccessCheck
    arguments: ['@current_user']
    tags:
      - { name: access_check, applies_to: _muser_project_bundle_access_check }
  muser_project.current_user_access_check:
    class: \Drupal\muser_project\Access\CurrentUserAccessCheck
    arguments: ['@current_user']
    tags:
      - { name: access_check, applies_to: _muser_project_user_access_check }
  muser_project.contract_access_check:
    class: \Drupal\muser_project\Access\AcceptContractAccess
    arguments: ['@current_user']
    tags:
      - { name: access_check, applies_to: _accept_contract_access_check }