build xcframework from frameworks instead of libs

This fixes codesigning in xcode

remove grpc and http

upgrade dep

Merge remote-tracking branch 'origin/dev'

fix go module major version error

fix README.md

Merge remote-tracking branch 'origin/dev'

Merge pull request XTLS#35 from yiguous/main

improve apple go build

bump to 3.0.0

Merge branch 'XTLS:main' into main