import type { CliMiddlewareFactory, DiscoveryGetter } from './types.ts';
/**
 * Middleware that redirects the root path (/) to the first available document
 * when no root document exists in the discovery result.
 *
 * The redirect preserves any query string from the original request.
 *
 * @param getDiscovery - Getter function for the current discovery result
 * @returns Middleware handler
 *
 * @example
 * ```ts
 * let discovery = await discoverDocuments()
 * app.get('/*', redirectRoot(() => discovery), ...)
 * ```
 */
export declare const redirectRoot: CliMiddlewareFactory<[getDiscovery: DiscoveryGetter]>;
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