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/dashboard.blade.php

@@ -0,0 +1,17 @@
+<x-app-layout>
+    <x-slot name="header">
+        <h2 class="font-semibold text-xl text-gray-800 leading-tight">
+            {{ __('Dashboard') }}
+        </h2>
+    </x-slot>
+
+    <div class="py-12">
+        <div class="max-w-7xl mx-auto sm:px-6 lg:px-8">
+            <div class="bg-white overflow-hidden shadow-sm sm:rounded-lg">
+                <div class="p-6 text-gray-900">
+                    {{ __("You're logged in!") }}
+                </div>
+            </div>
+        </div>
+    </div>
+</x-app-layout>