import { join } from 'path';

/**
 * Single source of truth for the app's persistent data directory.
 * Uses db.ts's pre-existing $HOME-based default (the one already backed by
 * a real persistent volume in prod) so uploads, audio prep, remux temp files,
 * and job rows all resolve under the same path when DATA_DIR env var is unset.
 *
 * All modules that need a data directory root import this constant instead of
 * defining their own inline default.
 */
export const DATA_DIR = process.env.DATA_DIR ?? join(process.env.HOME ?? '/tmp', '.whisper-pwa');