code: public function registerContainerConfiguration(LoaderInterface $loader, array $managerConfig): void
      {
          $loader->load(
              static function (ContainerBuilder $container) use ($loader): void {
                  if ('dev' === $container->getParameter('kernel.environment')) {
                      $loader->load('@ContaoManagerBundle/Resources/skeleton/app/config_dev.yml');
                  } else {
                      $loader->load('@ContaoManagerBundle/Resources/skeleton/app/config_prod.yml');
                  }
  
                  $container->setParameter('container.autowiring.strict_mode', true);
                  $container->setParameter('container.dumper.inline_class_loader', true);
              }
          );
      }
docs: {@inheritdoc}