Änderungen (relevant):

- Add‑on Checkout auf Transactions + Transaction‑ID speichern: app/Services/Addons/EventAddonCheckoutService.php
  - Paket/Marketing Checkout auf Transactions: app/Services/Paddle/PaddleCheckoutService.php
  - Gift‑Voucher Checkout: Customer anlegen/finden + Transactions: app/Services/GiftVouchers/
    GiftVoucherCheckoutService.php
  - Tests aktualisiert: tests/Feature/Tenant/EventAddonCheckoutTest.php, tests/Unit/PaddleCheckoutServiceTest.php,
tests/Unit/GiftVoucherCheckoutServiceTest.php

app/Http/Controllers/Api/Tenant/OnboardingController.php

@@ -34,6 +34,8 @@ class OnboardingController extends Controller
                 'admin_app_opened_at' => Arr::get($settings, 'onboarding.admin_app_opened_at'),
                 'primary_event_id' => Arr::get($settings, 'onboarding.primary_event_id'),
                 'selected_packages' => Arr::get($settings, 'onboarding.selected_packages'),
+                'dismissed_at' => Arr::get($settings, 'onboarding.dismissed_at'),
+                'completed_at' => Arr::get($settings, 'onboarding.completed_at'),
                 'branding_completed' => (bool) ($status['palette'] ?? false),
                 'tasks_configured' => (bool) ($status['packages'] ?? false),
                 'event_created' => (bool) ($status['event'] ?? false),
@@ -84,6 +86,10 @@ class OnboardingController extends Controller
                 Arr::set($settings, 'onboarding.invite_created_at', Carbon::now()->toIso8601String());
                 break;
 
+            case 'dismissed':
+                Arr::set($settings, 'onboarding.dismissed_at', Carbon::now()->toIso8601String());
+                break;
+
             case 'completed':
                 TenantOnboardingState::markCompleted($tenant, $meta);
                 break;