Added Project structure, API, Frontend and Websockets

api/vendor/symfony/http-kernel/Controller/ArgumentResolver/SessionValueResolver.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <[email protected]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Controller\ArgumentResolver;
+
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Session\SessionInterface;
+use Symfony\Component\HttpKernel\Controller\ValueResolverInterface;
+use Symfony\Component\HttpKernel\ControllerMetadata\ArgumentMetadata;
+
+/**
+ * Yields the Session.
+ *
+ * @author Iltar van der Berg <[email protected]>
+ */
+final class SessionValueResolver implements ValueResolverInterface
+{
+    public function resolve(Request $request, ArgumentMetadata $argument): array
+    {
+        if (!$request->hasSession()) {
+            return [];
+        }
+
+        $type = $argument->getType();
+        if (SessionInterface::class !== $type && !is_subclass_of($type, SessionInterface::class)) {
+            return [];
+        }
+
+        return $request->getSession() instanceof $type ? [$request->getSession()] : [];
+    }
+}