import { type CanonSyncOptions, type CanonSyncResult } from './canonSync.js';
export interface CanonWatchOptions extends CanonSyncOptions {
    /** Debounce window before a sync fires after the last change (default 60s). */
    debounceMs?: number;
    /** Abort to stop watching (a SIGINT handler wires this). */
    signal?: AbortSignal;
    /** Called after each auto-sync (CLI logging). */
    onSync?: (result: CanonSyncResult) => void;
    /** Called once per watched root at startup (CLI logging). */
    onWatch?: (root: string) => void;
}
/**
 * Watch every declared harness session root and auto-sync (debounced) on change.
 * Runs until `options.signal` aborts. An initial catch-up sync is scheduled at
 * startup so anything accumulated while the watcher was down is captured.
 */
export declare function canonWatch(options?: CanonWatchOptions): Promise<void>;
//# sourceMappingURL=canonWatch.d.ts.map