import { Request, Response, NextFunction } from 'express';
/**
 * Generate a request ID
 * @returns A unique request ID
 */
export declare function generateRequestId(): string;
/**
 * Extended Express Request with request ID
 */
export interface RequestWithId extends Request {
    id: string;
    startTime: number;
}
/**
 * Add request ID and timing to request object
 */
export declare function requestTracker(req: Request, res: Response, next: NextFunction): void;