Added messages, notifications, count, and supporting elements

src/Controller/MessageController.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace App\Controller;
+
+use App\Entity\Messages;
+use App\Entity\User;
+use Doctrine\ORM\EntityManagerInterface;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\Routing\Annotation\Route;
+use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\HttpFoundation\JsonResponse;
+
+class MessageController extends AbstractController
+{
+    public function __construct(
+        private EntityManagerInterface $entityManager
+    ) {
+    }
+
+    #[Route('/api/notifications/{msgId}', name: 'app_read_message')]
+    public function readMessage(string $msgId): Response
+    {
+        $message = $this->entityManager->getRepository(Messages::class)->find($msgId);
+        $message->setReceived(new \DateTimeImmutable());
+        $this->entityManager->flush();
+
+        return new JsonResponse(true, Response::HTTP_OK);
+    }
+}