docs: function header (state) {
    var sseStatus = state.sse > 0
      ? clr('connected', 'green')
      : state.port
        ? 'ready'
        : clr('starting', 'yellow')
  
    var httpStatus = state.port
      ? clr(clr('https://localhost:' + state.port, 'underline'), 'blue')
      : clr('starting', 'yellow')
  
    var left = `HTTP: ${httpStatus}`
    var right = `Live Reload: ${sseStatus}`
    return spaceBetween(left, right)
  }