2.0.0 release
fix(CI): move to Xcode 12 and use explicit iOS 14.0 version (#320) * fix(CI): move to Xcode 12 and use explicit iOS 14.0 version * Also use Xcode to build and test Libraries such as Backend or UI as they need WidgetKit to be builded and tested now * build(Scheme): add UITests Target to test UI