Cleaned

src/Controllers/Controller.php

@@ -105,8 +105,10 @@ abstract class Controller
         return $filter;
     }
 
-    protected function pageNotFound() : Response {
+    protected function pageNotFound(): Response
+    {
         return (new Response())
-            ->withStatus(404);
+            ->withStatus(404)
+        ;
     }
 }

src/Controllers/HtmlController.php

@@ -12,7 +12,7 @@ abstract class HtmlController extends Controller
 {
     protected Twig $twig;
     protected DebugBar $debugBar;
-    protected string $pageNotFoundTemplate = "404.html.twig";
+    protected string $pageNotFoundTemplate = '404.html.twig';
 
     public function __construct(
         Twig $twig,
@@ -64,7 +64,9 @@ abstract class HtmlController extends Controller
         $response = (parent::pageNotFound());
         $response->withHeader('Content-Type', 'text/html');
         $response->getBody()
-                    ->write($this->twig->fetch($this->pageNotFoundTemplate));
+            ->write($this->twig->fetch($this->pageNotFoundTemplate))
+        ;
+
         return $response;
     }
 }