import type { string_filename } from '../../../types/string_filename';
/**
 * Provides the path to the `.env` file
 *
 * Note: `$` is used to indicate that this function is not a pure function - it uses filesystem to access `.env` file
 *
 * @private within the repository - for CLI utils
 */
export declare function $provideEnvFilename(): Promise<string_filename | null>;