/**
 * Simple middleware for Node.js servers to auto-inject VisiLog
 *
 * Usage:
 * import { createDevMiddleware } from 'visilog/middleware';
 *
 * app.use(createDevMiddleware({
 *   port: 3001,
 *   injectScript: true
 * }));
 */
import { Request, Response, NextFunction } from 'express';
interface MiddlewareConfig {
    port?: number;
    host?: string;
    injectScript?: boolean;
    logsDir?: string;
    enabled?: boolean;
}
export declare function createDevMiddleware(config?: MiddlewareConfig): (req: Request, res: Response, next: NextFunction) => void;
export declare const express: typeof createDevMiddleware;
export declare const koa: (config?: MiddlewareConfig) => (ctx: any, next: any) => Promise<unknown>;
export declare const fastify: (config?: MiddlewareConfig) => (request: any, reply: any, done: any) => void;
export {};
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