responseTimings

type Header struct {
	HttpHeader http.Header
}

type Response struct {
	Status        string // e.g. "200 OK"
	StatusCode    int    // e.g. 200
	ContentLength int64
	Header        Header
	Body          string
}

type ResponseTiming struct {
	Response *Response
	Timing   *Timing
}

type ResponseTimings []ResponseTiming

type Timing struct {
	DnsStart     time.Time
	DnsDone      time.Time
	ConnectStart time.Time
	ConnectDone  time.Time
	TlsStart     time.Time
	TlsDone      time.Time
	GotConn      time.Time
	FirstByte    time.Time
	Done         time.Time
}