One-click deployments for iOS Apps using Xcode 8, macOS Server, TestFlight and Fastlane

MacOS Server 5.2 is a new fruit. It was released (almost) in parallel with Xcode 8 and as it might come to no surprise it is the minimum required version by Xcode 8. It is a new kind of fruit as well. Most importantly, it’s the name change. Say goodbye to OS X Server as now you have macOS Server! But changes go beyond that… While not being mentioned in the changelog the “good” old ‘_xcsbuildd’ user is now gone…