export interface NgrokTunnelInfo {
    publicUrl: string;
    apiUrl: string;
}
export declare class NgrokService {
    private readonly logger;
    private process;
    private cleanupHandlersRegistered;
    start(port: number): Promise<NgrokTunnelInfo>;
    private isNgrokInstalled;
    private waitForNgrok;
    private getTunnelUrl;
    private registerCleanupHandlers;
    private cleanup;
    getWebInterfaceUrl(): string;
}