I rightly do not know what this all is

src/php/Routing/IndexRoute.php

@@ -1,33 +1,33 @@
-<?php
-declare(strict_types=1);
-
-namespace GamesShop\Routing;
-
-use GamesShop\ContainerHandler;
-use GamesShop\Login\LoginHandler;
-use GamesShop\Templates\TemplateEngine;
-use Laminas\Diactoros\Response;
-use Laminas\Diactoros\Response\RedirectResponse;
-use Psr\Http\Message\ResponseInterface;
-use Psr\Http\Message\ServerRequestInterface;
-
-final class IndexRoute
-{
-    public function __invoke(ServerRequestInterface $request): ResponseInterface {
-        $loginHandler = ContainerHandler::get(LoginHandler::class);
-
-        if (!$loginHandler->isLoggedIn()) {
-            return new RedirectResponse('/login');
-        }
-
-        $pageContent = ContainerHandler::get(TemplateEngine::class)->renderPage('index');
-
-        $response = new Response;
-        $response->getBody()->write($pageContent);
-        return $response;
-    }
-
-    public static function applyRoutes(\League\Route\Router $router): void {
-        $router->get('/', self::class);
-    }
+<?php
+declare(strict_types=1);
+
+namespace GamesShop\Routing;
+
+use GamesShop\ContainerHandler;
+use GamesShop\Login\LoginHandler;
+use GamesShop\Templates\TemplateEngine;
+use Laminas\Diactoros\Response;
+use Laminas\Diactoros\Response\RedirectResponse;
+use Psr\Http\Message\ResponseInterface;
+use Psr\Http\Message\ServerRequestInterface;
+
+final class IndexRoute
+{
+    public function __invoke(ServerRequestInterface $request): ResponseInterface {
+        $loginHandler = ContainerHandler::get(LoginHandler::class);
+
+        if (!$loginHandler->isLoggedIn()) {
+            return new RedirectResponse('/login');
+        }
+
+        $pageContent = ContainerHandler::get(TemplateEngine::class)->renderPage('index');
+
+        $response = new Response;
+        $response->getBody()->write($pageContent);
+        return $response;
+    }
+
+    public static function applyRoutes(\League\Route\Router $router): void {
+        $router->get('/', self::class);
+    }
 }