import { type IncomingMessage, type ServerResponse } from 'node:http';
export type StaticServer = {
    port: number;
    close: () => Promise<void>;
};
export type StaticRoute = (req: IncomingMessage, res: ServerResponse) => boolean;
export type StaticServerOptions = {
    /** Listen here instead of an OS-assigned port. `helix dev` prints a stable URL; everything else takes 0. */
    port?: number;
    route?: StaticRoute;
};
export declare function startStaticServer(root: string, fallbackMounts?: Record<string, string>, mountPrefix?: string, options?: StaticServerOptions): Promise<StaticServer>;