/**
 * Schedules a callback to run during the browser's idle periods.
 *
 * @remarks
 * This hook uses `requestIdleCallback` (or a polyfill) to execute the callback.
 *
 * @param cb - The callback to execute.
 * @param deps - The dependency array.
 *
 * @example
 * ```tsx
 * useIdleCallback(() => {
 *   analytics.sendData();
 * }, [data]);
 * ```
 */
export declare function useIdleCallback(cb: IdleRequestCallback, deps?: Array<unknown>): void;