feat(auth): Laravel 13 + Breeze + Spatie RBAC

- Authentifizierung via Laravel Breeze (Blade)
- RBAC via Spatie Permission v8 (admin/manager/user)
- MariaDB-Anbindung konfiguriert
- Rollen & Permissions via Seeder angelegt
- Admin-Account: admin@mms-systemservice.de

Version: 0.2.0

resources/views/components/input-error.blade.php

@@ -0,0 +1,9 @@
+@props(['messages'])
+
+@if ($messages)
+    <ul {{ $attributes->merge(['class' => 'text-sm text-red-600 space-y-1']) }}>
+        @foreach ((array) $messages as $message)
+            <li>{{ $message }}</li>
+        @endforeach
+    </ul>
+@endif