import type { StreamCallback } from '../../shared/types/provider.js';
type HandoffStage = 'selectTask' | 'selectStart' | 'extractRetryAgreement' | 'reviseInstruction' | 'composeTell';
export declare function withHandoffProgress<T>(enabled: boolean, stage: HandoffStage, lang: 'en' | 'ja', operation: (onStream: StreamCallback | undefined) => Promise<T>): Promise<T>;
export {};
//# sourceMappingURL=handoffProgress.d.ts.map