如何JS 获取当前日期29天之后的日期？

// => Fri Mar 03 2023 16:30:28 GMT+0800 (中国标准时间)
const date = getFetureDate(29)

function getFetureDate (day) {
  const oneDay = 1000 * 60 * 60 *24
  const timestamp = new Date().getTime() + oneDay * day
  return new Date(timestamp)
}