/**
 * Tracks whether OMX currently holds Herdr `omx:runtime` authority for a pane,
 * so release only fires when no OMX workflow remains active, and so a stale
 * authority left by a crashed process can be reconciled on the next
 * session-start.
 */
export interface AuthorityRecord {
    pane_id: string;
    source: string;
    owner_pid: number;
    session_id?: string;
    acquired_at: string;
    updated_at: string;
}
export interface AuthorityStoreOptions {
    baseDir?: string;
}
export declare function readAuthority(options?: AuthorityStoreOptions): AuthorityRecord | null;
export declare function recordAuthority(record: Omit<AuthorityRecord, "acquired_at" | "updated_at"> & Partial<Pick<AuthorityRecord, "acquired_at">>, options?: AuthorityStoreOptions): void;
export declare function clearAuthority(options?: AuthorityStoreOptions): void;
/**
 * A liveness probe for the current owner process. Injectable for tests; the
 * default checks whether the recorded pid is alive via `process.kill(pid, 0)`.
 */
export type PidLivenessProbe = (pid: number) => boolean;
/**
 * Crash reconciliation: if an authority record exists but its owner process is
 * no longer alive, clear it so Herdr returns to normal screen detection. Call
 * on session-start. Returns true when a stale record was cleared.
 */
export declare function reconcileStaleAuthority(options?: AuthorityStoreOptions & {
    pidAlive?: PidLivenessProbe;
}): boolean;
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