[Task] Add container extension (#29)

Author: mattamon

src/PimcoreFileExplorerBundle.php

@@ -15,17 +15,24 @@
 
 namespace Pimcore\Bundle\FileExplorerBundle;
 
+use Pimcore\Bundle\FileExplorerBundle\DependencyInjection\PimcoreFileExplorerExtension;
 use function dirname;
 use Pimcore\Extension\Bundle\AbstractPimcoreBundle;
 use Pimcore\Extension\Bundle\PimcoreBundleAdminClassicInterface;
 use Pimcore\Extension\Bundle\Traits\BundleAdminClassicTrait;
 use Pimcore\Extension\Bundle\Traits\PackageVersionTrait;
+use Symfony\Component\DependencyInjection\Extension\ExtensionInterface;
 
 class PimcoreFileExplorerBundle extends AbstractPimcoreBundle implements PimcoreBundleAdminClassicInterface
 {
     use BundleAdminClassicTrait;
     use PackageVersionTrait;
 
+    public function getContainerExtension(): ExtensionInterface
+    {
+        return new PimcoreFileExplorerExtension();
+    }
+
     public function getComposerPackageName(): string
     {
         return 'pimcore/file-explorer-bundle';