/**
 * Utility function to split an array into chunks of specified size
 * @param array - The array to split
 * @param chunkSize - Size of each chunk
 * @returns Array of chunks
 */
export declare function chunkArray<T>(array: T[], chunkSize: number): T[][];
/**
 * Utility function to delay execution for a specified time
 * @param ms - Milliseconds to delay
 * @returns Promise that resolves after the delay
 */
export declare function delay(ms: number): Promise<void>;