import type { Logger } from '@kubun/logger';
export declare const CUSTODY_ACCEPTANCE_RETRY_INITIAL_MS = 100;
export declare const CUSTODY_ACCEPTANCE_RETRY_MAX_MS = 30000;
export type CustodyAcceptanceRunnerParams = {
    /** One reconcile pass over every current assignment. */
    reconcile: () => Promise<unknown>;
    logger: Logger;
};
/**
 * Runs the acceptance reconcile on each wake once started. A wake during a run runs again after
 * it; a failed run retries with backoff until disposed. Never rejects.
 */
export declare class CustodyAcceptanceRunner {
    #private;
    constructor(params: CustodyAcceptanceRunnerParams);
    /** The in-flight run, if any, so a dispose can wait for it. */
    get running(): Promise<void> | null;
    start(): Promise<void>;
    wake(): Promise<void>;
    /** Stops the runner; resolves once a run in flight, a retry's included, has finished. */
    dispose(): Promise<void>;
}