import type { FastifyRequest, FastifyReply } from 'fastify';
import type { CSRFTokenService } from '../services';
/**
 * CSRFHeaderIssuerRoute is a route that issues a CSRF token as a header.
 *
 * It will return a 204 status code and a CSRF token as a header.
 *
 * @param {Object} deps
 * @param {CSRFTokenService} deps.CSRF_SERVICE
 * @param {string} [header] The header name.
 * @returns Route handler.
 * @since 7.0.0
 * @author Caique Araujo <caique@piggly.com.br>
 */
export declare const CSRFHeaderIssuerRoute: (deps: {
    CSRF_SERVICE: CSRFTokenService;
}, header?: string) => (request: FastifyRequest, reply: FastifyReply) => Promise<any>;