code: public function purge()
      {
          foreach ($GLOBALS['TL_PURGE']['folders']['metamodels_assets']['affected'] as $folderName) {
              // Purge the folder
              $folder = new \Folder($folderName);
              $folder->purge();
          }
  
          /** @var EventDispatcherInterface $dispatcher */
          $dispatcher = $GLOBALS['container']['event-dispatcher'];
          $dispatcher->dispatch(
              ContaoEvents::SYSTEM_LOG,
              new LogEvent('Purged the MetaModels assets', __METHOD__, TL_CRON)
          );
      }
docs: Purge the page cache.
  
  @return void
  
  @SuppressWarnings(PHPMD.Superglobals)
  @SuppressWarnings(PHPMD.CamelCaseVariableName)