/**
 * .what = stages all changes and commits with the given message
 * .why = encapsulates git add + commit for reuse in genTempDir
 *
 * @example
 * commitGitChanges({ dir: '/tmp/my-repo', message: 'initial' });
 *
 * @example
 * // empty commit (no files)
 * commitGitChanges({ dir: '/tmp/my-repo', message: 'began', allowEmpty: true });
 */
export declare const commitGitChanges: (input: {
    dir: string;
    message: string;
    allowEmpty?: boolean;
}) => void;