Enable foldable background presets

resources/js/admin/mobile/__tests__/QrLayoutCustomizePage.test.tsx

@@ -1,6 +1,7 @@
 import React from 'react';
 import { describe, expect, it, vi } from 'vitest';
 import { render, screen } from '@testing-library/react';
+import { getEventQrInvites } from '../../api';
 
 const fixtures = vi.hoisted(() => ({
   event: {
@@ -170,4 +171,23 @@ describe('MobileQrLayoutCustomizePage', () => {
     expect(screen.getByText('Text')).toBeInTheDocument();
     expect(screen.getByText('Vorschau')).toBeInTheDocument();
   });
+
+  it('shows background presets for foldable layouts', async () => {
+    const foldableInvite = {
+      ...fixtures.invites[0],
+      layouts: [
+        {
+          ...fixtures.invites[0].layouts[0],
+          orientation: 'landscape',
+          panel_mode: 'double-mirror',
+        },
+      ],
+    };
+
+    vi.mocked(getEventQrInvites).mockResolvedValueOnce([foldableInvite]);
+
+    render(<MobileQrLayoutCustomizePage />);
+
+    expect(await screen.findByText('Blue Floral')).toBeInTheDocument();
+  });
 });