arch-8.x-1.x-dev/modules/logger/arch_logger.routing.yml

entity.order.history:
  path: '/order/{order}/log'
  defaults:
    _title: 'Logs'
    _controller: '\Drupal\arch_logger\Controller\LogController::listView'
  requirements:
    _permission: 'view order history'
    _access_order_revision: 'view'
    order: \d+
  options:
    _order_operation_route: TRUE

entity.order.history_item:
  path: '/order/{order}/log/{log_id}'
  defaults:
    _title: 'Log'
    _controller: '\Drupal\arch_logger\Controller\LogController::view'
  requirements:
    _permission: 'view order history'
    _access_order_revision: 'view'
    order: \d+
  options:
    _order_operation_route: TRUE