refactor: Refactor file headers and add Psalm suppressions

- Added Psalm suppression annotations to multiple controller classes
- Added PHPDoc comment blocks to seeders and factories
- Added comments to indicate unused classes and methods
- Removed unused annotations and imports

app/Http/Controllers/AuthController.php

@@ -9,6 +9,9 @@ use Illuminate\Http\Request;
 use Illuminate\Support\Facades\Auth;
 use Illuminate\View\View;
 
+/**
+ * @psalm-suppress UnusedClass
+ */
 class AuthController extends Controller
 {
     /**