/**
 * Outcome of one audit commit. `ok: true` always carries a real `commit` snapshot;
 * `empty: true` only means no files changed (an empty baseline commit or no commit was
 * needed). `ok: false` means the audit layer could not guarantee a snapshot.
 */
export type AuditResult = {
    ok: true;
    commit: string;
    empty: boolean;
} | {
    ok: false;
    error: string;
};
/**
 * Git audit layer for a dream run: one commit before (baseline) and one after (dream),
 * so the human gate reviews `git show` instead of trusting a report, and rollback is
 * `git revert`. The caller decides how loud a failure is; this function only reports it.
 * A clean tree on an established repository commits nothing; a repository with no HEAD
 * gets an empty baseline commit, because an audit run with no snapshot is not a success.
 */
export declare function gitCommit(home: string, message: string): AuditResult;