docs: function hoy () {
    if (today && (Date.now() < tomorrow)) return today
    let d = new Date()
    let year = `${d.getFullYear()}`
    let month = `0${(d.getMonth() + 1)}`.slice(-2)
    let day = `0${d.getDate()}`.slice(-2)
    d.setDate(d.getDate() + 1)
    d.setHours(0, 0, 0, 0)
    tomorrow = d.valueOf()
    let end = tomorrow - 1
    d.setDate(d.getDate() - 1)
    let start = d.valueOf()
    today = {full: `${year}${month}${day}`, year, month, day, start, end}
    return Object.assign({fresh: true}, today)
  }