feat: add guest notification center

app/Enums/GuestNotificationState.php

@@ -0,0 +1,19 @@
+<?php
+
+namespace App\Enums;
+
+enum GuestNotificationState: string
+{
+    case DRAFT = 'draft';
+    case ACTIVE = 'active';
+    case ARCHIVED = 'archived';
+
+    public function label(): string
+    {
+        return match ($this) {
+            self::DRAFT => __('Entwurf'),
+            self::ACTIVE => __('Aktiv'),
+            self::ARCHIVED => __('Archiviert'),
+        };
+    }
+}