/**
 * Worker API
 * Heartbeat and status functions used by the Gateway service.
 *
 * Task polling/claiming/completion functions were removed — the autonomous
 * WorkerService that consumed them has been replaced by loop + gateway.
 */
/**
 * Worker status
 */
export type WorkerStatus = 'idle' | 'running' | 'paused';
/**
 * Worker heartbeat input
 */
export interface WorkerHeartbeatInput {
    status: WorkerStatus;
    currentTaskId?: string;
    completedCount?: number;
    failedCount?: number;
    workingDirectory?: string;
    capabilities?: string[];
}
/**
 * Send Worker heartbeat
 */
export declare function sendHeartbeat(sessionId: string, input: WorkerHeartbeatInput): Promise<{
    success: boolean;
    error?: string;
}>;
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