* many things

config/container.php

@@ -1,16 +1,14 @@
 <?php
 
-use Zend\ServiceManager\Config;
+declare(strict_types=1);
+
 use Zend\ServiceManager\ServiceManager;
 
 // Load configuration
 $config = require __DIR__ . '/config.php';
 
+$dependencies = $config['dependencies'];
+$dependencies['services']['config'] = $config;
+
 // Build container
-$container = new ServiceManager();
-(new Config($config['dependencies']))->configureServiceManager($container);
-
-// Inject config
-$container->setService('config', $config);
-
-return $container;
+return new ServiceManager($dependencies);