- Reworked the tenant admin login page

- Updated the User model to implement Filament’s tenancy contracts
- Seeded a ready-to-use demo tenant (user, tenant, active package, purchase)
- Introduced a branded, translated 403 error page to replace the generic forbidden message for unauthorised admin hits
- Removed the public “Register” links from the marketing header
- hardened join event logic and improved error handling in the guest pwa.

resources/js/setupTests.ts

@@ -0,0 +1,22 @@
+import '@testing-library/jest-dom';
+import { vi } from 'vitest';
+
+vi.mock('react-i18next', async () => {
+  const actual = await vi.importActual<typeof import('react-i18next')>('react-i18next');
+  return {
+    ...actual,
+    useTranslation: () => ({
+      t: (key: string, options?: Record<string, unknown>) => {
+        if (options && typeof options.defaultValue === 'string') {
+          return options.defaultValue;
+        }
+        return key;
+      },
+      i18n: {
+        language: 'de',
+        changeLanguage: vi.fn(),
+      },
+    }),
+    Trans: ({ children }: { children: React.ReactNode }) => children,
+  };
+});