Function needsMigration

src/store/migration.ts:143–158

()

}

export function needsMigration(): boolean {
  if (typeof window === 'undefined') return false;

  const legacyData = localStorage.getItem(STORAGE_KEYS.legacy);
  if (!legacyData) return false;

  // Check if any new store already exists (migration already done)
  const hasNewStores = [
    STORAGE_KEYS.pointCloud,
    STORAGE_KEYS.camera,
    STORAGE_KEYS.ui,
    STORAGE_KEYS.export,
  ].some(key => localStorage.getItem(key) !== null);

  return !hasNewStores;
}

export function migrateFromLegacyStore(): boolean {
  if (migrationAttempted) return false;