/** A running cloudflared quick tunnel exposing the local server publicly. */
export interface QuickTunnel {
    /** Public hostname without scheme, e.g. "abc-def-xyz.trycloudflare.com". */
    hostname: string;
    /** Stop the tunnel process (best effort, never throws). */
    stop(): Promise<void>;
}
/** Thrown when cloudflared is not installed / not on PATH. Never fatal: LAN keeps serving. */
export declare class CloudflaredNotFoundError extends Error {
    constructor();
}
/**
 * Start a cloudflared quick tunnel pointing at the local HTTP server.
 * Resolves once the public trycloudflare.com URL has been parsed from stderr.
 * Rejects with CloudflaredNotFoundError (binary missing) or Error (exited/timeout).
 */
export declare function startQuickTunnel(port: number): Promise<QuickTunnel>;