/**
 * Delete all buffered raw-audio WAV chunks right now — the user's privacy
 * control ("clear my recordings" / entering private mode). Best-effort; returns
 * how many chunks were removed. Defaults to the daemon's own BUFFER_DIR; the
 * `dir` param exists for tests so they never touch the real home directory.
 */
export declare function wipeAudioBuffer(dir?: string): number;
/**
 * Merge raw STT error timestamps into contiguous outage windows. Selecting
 * chunks by "does an error timestamp fall inside the chunk" loses everything
 * said during a backoff sleep — the regression that ate "Hey Koi, what did I
 * do today?" (errors at 01:54:05 and 01:59:36, the question at 01:55:40).
 */
export declare function outageWindows(errorTimestamps: number[]): Array<{
    start: number;
    end: number;
}>;
export declare function startAudioRecovery(): {
    stop: () => void;
};