pub async fn migrate_data_dir_to(
source_dir: &Path,
destination_dir: &Path,
destination_engine: StorageEngine,
) -> Result<StoreMigrationReceipt, PortError>pub async fn migrate_data_dir_to(
source_dir: &Path,
destination_dir: &Path,
destination_engine: StorageEngine,
) -> Result<StoreMigrationReceipt, PortError>