Working on DependencyInjection

config/services.yaml

@@ -1,4 +1,5 @@
 services:
-    Pcm\SearchBundle\EventSubscriber\SearchableSubscriber:
+    pcm_search.searchable_subscriber:
+        class: Pcm\SearchBundle\EventSubscriber\SearchableSubscriber
         tags:
             - { name: doctrine.event_subscriber }

src/DependencyInjection/PcmSearchExtension.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Pcm\SearchBundle\DependencyInjection;
 
 use Symfony\Component\Config\FileLocator;