add chat as own route

src/Controller/Admin/DashboardController.php

@@ -15,9 +15,8 @@ use Symfony\Component\Routing\Attribute\Route;
 
 final class DashboardController extends AbstractController
 {
-    #[Route('', name: 'admin_dashboard_null')]
-    #[Route('/', name: 'admin_dashboard_trail')]
     #[Route('/admin', name: 'admin_dashboard_alias')]
+    #[Route('/admin/', name: 'admin_dashboard_trail')]
     public function redirectToDashboard(): RedirectResponse
     {
         return $this->redirectToRoute('admin_dashboard');

src/Controller/Chat/ChatController.php

@@ -0,0 +1,26 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Controller\Chat;
+
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\Routing\Attribute\Route;
+
+/**
+ * Public chat frontend entrypoint.
+ *
+ * This controller intentionally lives outside App\Controller\Admin so the chat
+ * UI can evolve independently from the administration area and can receive its
+ * own access rules later without coupling it to admin navigation or templates.
+ */
+final class ChatController extends AbstractController
+{
+    #[Route('/', name: 'chat_index', methods: ['GET'])]
+    #[Route('/chat', name: 'chat_index_alias', methods: ['GET'])]
+    public function index(): Response
+    {
+        return $this->render('chat/index.html.twig');
+    }
+}