> Sadly, 9 out of 10 environments lack a Ruby interpreter out of the box. Please name those 10 environments you are talking about. In my experience, a reasonab

> Sadly, 9 out of 10 environments lack a Ruby interpreter out of the box. Please name those 10 environments you are talking about. In my experience, a reasonably recent Ruby version is present almost everywhere. > add 5 minutes to your docker build Why on earth would it take 5 minutes to install anything? If you install Ruby through a package manager (it's present in pretty much all of them: https://www.ruby-lang.org/en/documentation/installation/#package-management-systems https://www.ruby-lang.org/en/documentation/installation/#pac...) it takes only seconds.