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

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

@@ -38,7 +38,7 @@ vi.mock('../services/tasksApi', () => ({
   fetchTasks: vi.fn().mockResolvedValue([{ id: 12, title: 'Capture the dancefloor', description: 'Find the happiest crew.' }]),
 }));
 
-vi.mock('@/guest/services/pendingUploadsApi', () => ({
+vi.mock('@/shared/guest/services/pendingUploadsApi', () => ({
   fetchPendingUploadsSummary: vi.fn().mockResolvedValue({ items: [], totalCount: 0 }),
 }));
 
@@ -46,11 +46,11 @@ vi.mock('../context/GuestIdentityContext', () => ({
   useOptionalGuestIdentity: () => ({ name: 'Alex' }),
 }));
 
-vi.mock('@/guest/hooks/useGuestTaskProgress', () => ({
+vi.mock('@/shared/guest/hooks/useGuestTaskProgress', () => ({
   useGuestTaskProgress: () => ({ markCompleted: vi.fn() }),
 }));
 
-vi.mock('@/guest/i18n/useTranslation', () => ({
+vi.mock('@/shared/guest/i18n/useTranslation', () => ({
   useTranslation: () => ({
     t: (_key: string, arg2?: Record<string, string | number> | string, arg3?: string) =>
       typeof arg2 === 'string' || arg2 === undefined ? (arg2 ?? arg3 ?? _key) : (arg3 ?? _key),