move code to repository root

src/Infrastructure/WebApp/Route/CachedResponse.php

@@ -0,0 +1,38 @@
+<?php declare(strict_types=1);
+
+namespace Lubian\AttributeMagic\Infrastructure\WebApp\Route;
+
+use Lubian\AttributeMagic\Infrastructure\Event\AsListener;
+use Lubian\AttributeMagic\Infrastructure\WebApp\Request\RequestEvent;
+use Symfony\Component\HttpFoundation\Response;
+
+use function apcu_add;
+use function md5;
+use function serialize;
+use function unserialize;
+
+final class CachedResponse
+{
+    #[AsListener(RequestEvent::class, -99)]
+    public function cachedResponse(RequestEvent $event): void
+    {
+        $response = new Response('lol');
+        $serialized = serialize($response);
+        /** @var Response|null $response */
+        $response = unserialize($serialized);
+        $event->response = $response;
+
+        $event->stopped = true;
+    }
+
+    #[AsListener(RequestEvent::class, 99)]
+    public function doCache(RequestEvent $event): void
+    {
+        if ($event->response === null) {
+            return;
+        }
+
+        $path = md5($event->request->getPathInfo());
+        apcu_add($path, serialize($event->response));
+    }
+}