Create and return 10-digit Unix-formatted expiration time for a DynamoDB item.

getExpiryTime.ts

/**
 * @description Create and return 10-digit Unix-formatted expiration time for a DynamoDB item.
 */
export function getExpiryTime(expirationInMinutes = 10): string {
  const date = new Date();
  return date
    .setMinutes(date.getMinutes() + expirationInMinutes)
    .toString()
    .substring(0, 10);
}