/**
 * Touch the marker for `agentName`. Called from `sendMessage`. Cheap:
 * just updates mtime on an existing file or creates an empty one. On
 * any error the function swallows and returns — the marker path is a
 * hint, not a correctness invariant.
 */
export declare function touchMarker(agentName: string): void;
/**
 * Resolve the absolute path a client would watch for a given agent. Exposed
 * for docs + the `/api/wake-agent` dashboard endpoint's audit-log payload.
 */
export declare function markerPath(agentName: string): string | null;
/** Introspection for tests + operator tooling. */
export declare function markersEnabled(): boolean;
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