Merge pull request imroc#238 from M-Cosmosss/dev/get-cookie

feat: add client func GetCookies

Update README

Drop go1.18 ci workflow

Merge pull request imroc#223 from kingluo/alt_svc_bugfix

fix: use host and port from alt-svc header

Only auto-read response if code > 199

expose more http2 settings to client and transport

Ensure response middleware executed when internal middleware returns …

…error

Fix: avoid resp.Err been overridden

Fix negative resp.TotalTime() (imroc#214)

Fix TestTransportEventTraceTLSVerify