import { SigilOptions } from '../types/common.types';
/**
 * Default template for formatting handler responses into HTTP responses.
 * Applies JSON error wrapper for exceptions, sets content-type headers,
 * and serializes payloads appropriately.
 *
 * @type {SigilOptions["responseTemplate"]}
 * @param payload raw handler response, which may be an Error, SigilResponse, Buffer, or other value.
 * @returns object containing `content`, `code`, and `headers` for HTTP response.
 */
export declare const defaultTemplate: SigilOptions["responseTemplate"];