export type DetectPresenceMarkerInput = {
    project: string;
    latestAssistantMessage: string;
};
export type DetectPresenceMarkerResult = {
    active: boolean;
    skill?: string;
    /** The gate the active presence is parked on — the machine fact behind
     * the status header's middle cell. Absent when the lease carries none. */
    gate?: string;
    markerFound: boolean;
    warning?: string;
};
export type PresenceMarkerWarning = (typeof PRESENCE_MARKER_WARNING)[number];
export declare const PRESENCE_MARKER_WARNING: readonly ["Peaks skill context may have been lost from this conversation; please re-invoke /peaks-<skill>."];
/**
 * Pure read-only presence-marker detection. No I/O side effects.
 *
 * Slice 4.0.11 statusline-sid-scoped-lease C: the deprecated
 * `.peaks/_runtime/active-skill.json` (and legacy
 * `.peaks/.active-skill.json`) read paths are removed. The
 * canonical sid-scoped lease projection at
 * `.peaks/_runtime/<sid>/leases/presence-*.json` is the only source.
 * The `warning` field is preserved for downstream consumers
 * (statusline, doctor, hooks).
 */
export declare function detectPresenceMarker(input: DetectPresenceMarkerInput): DetectPresenceMarkerResult;