/**
 * Helpers for working with TCP ports.
 *
 * - `findFreePort`: binds to port 0 and resolves with an available port.
 * - `waitForPort`: polls a host/port until it accepts connections.
 *
 * Used to allocate and verify ports for ChromeDriver, DevTools,
 * and the platform runtime.
 */
export declare class Ports {
    private static readonly logger;
    static findFreePort(): Promise<number>;
    static waitForPort(port: number, host?: string): Promise<void>;
}
