refactor(guest): retire legacy guest app and move shared modules

resources/js/guest-v2/__tests__/HomeScreen.test.tsx

@@ -57,7 +57,7 @@ vi.mock('../components/PhotoFrameTile', () => ({
   default: ({ children }: { children: React.ReactNode }) => <div>{children}</div>,
 }));
 
-vi.mock('@/guest/context/EventBrandingContext', () => ({
+vi.mock('@/shared/guest/context/EventBrandingContext', () => ({
   useEventBranding: () => ({
     branding: { welcomeMessage: '' },
     isCustom: false,
@@ -97,11 +97,11 @@ const translate = (key: string, options?: unknown, fallback?: string) => {
   return key;
 };
 
-vi.mock('@/guest/i18n/useTranslation', () => ({
+vi.mock('@/shared/guest/i18n/useTranslation', () => ({
   useTranslation: () => ({ t: translate, locale: 'de' }),
 }));
 
-vi.mock('@/guest/i18n/LocaleContext', () => ({
+vi.mock('@/shared/guest/i18n/LocaleContext', () => ({
   useLocale: () => ({ locale: 'de' }),
 }));
 
@@ -119,7 +119,7 @@ vi.mock('@/hooks/use-appearance', () => ({
   useAppearance: () => ({ resolved: 'light' }),
 }));
 
-vi.mock('@/guest/hooks/useGuestTaskProgress', () => ({
+vi.mock('@/shared/guest/hooks/useGuestTaskProgress', () => ({
   useGuestTaskProgress: () => ({ isCompleted: () => false }),
 }));