add notifications logic and add support of both JWT and Sanctum

tests/Unit/Services/Notifications/NotificationReadServiceTest.php

@@ -0,0 +1,39 @@
+<?php
+
+namespace Tests\Unit\Services\Notifications;
+
+use App\Services\Notifications\NotificationReadService;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Illuminate\Support\Facades\DB;
+use Tests\TestCase;
+
+class NotificationReadServiceTest extends TestCase
+{
+    use RefreshDatabase;
+
+    public function test_mark_read_updates_row(): void
+    {
+        DB::table('user_notifications')->insert([
+            'notification_id' => 1,
+            'user_id' => 1,
+            'is_read' => 0,
+        ]);
+
+        $service = new NotificationReadService();
+        $result = $service->markRead(1, 1);
+
+        $this->assertTrue($result);
+        $this->assertDatabaseHas('user_notifications', [
+            'notification_id' => 1,
+            'user_id' => 1,
+            'is_read' => 1,
+        ]);
+    }
+
+    public function test_mark_read_returns_false_when_missing(): void
+    {
+        $service = new NotificationReadService();
+
+        $this->assertFalse($service->markRead(1, 99));
+    }
+}