import { type MetalGuestResourceTarget, type MetalGuestResourceObservation } from '@forgezero/runtime/metal-resource-evidence';
import { type SignedNodeHttpOptions } from './signed-node-http';
export interface MetalResourcePublisherOptions extends SignedNodeHttpOptions {
    metalHostname: string;
    inspect(target: MetalGuestResourceTarget): Promise<MetalGuestResourceObservation>;
    now?: () => number;
    setTimer?: (callback: () => void, milliseconds: number) => unknown;
    clearTimer?: (handle: unknown) => void;
    onEvent?: (event: 'recorded' | 'unavailable' | 'paused' | 'retrying') => void;
}
/** A successful claim is a challenge to inspect, never permission to create or resize.
 * A lost completion ACK keeps the original receipt and only reads status afterward. */
export declare function startMetalResourcePublisher(options: MetalResourcePublisherOptions): {
    /** A repeated success cannot rearm a failing endpoint. Only a real heartbeat outage edge can. */
    acceptHeartbeat(): void;
    heartbeatFailed(cause: unknown): void;
    pause(): Promise<void>;
    resume(): void;
    stop(): Promise<void>;
    idle(): Promise<void>;
    readonly blocked: boolean;
    readonly pendingCount: number;
};