code: public function process(ContainerBuilder $container)
      {
          if (!$container->hasDefinition('jose.checker_manager')) {
              return;
          }
  
          $definition = $container->getDefinition('jose.checker_manager');
  
          $this->addClaimCheckers($definition, $container);
          $this->addHeaderCheckers($definition, $container);
      }
docs: {@inheritdoc}