rubyc Build a local gem docker run -it \ -e RUBYC_ENTRYPOINT=gemname -e RUBYC_OUTPUT=gemname \ -v "$(pwd):/gem" \ mattipaksula/rubyc Build a remote gem docker run -it \ -e RUBYC_GEM=gemname \ -e RUBYC_ENTRYPOINT=gemname -e RUBYC_OUTPUT=gemname \ mattipaksula/rubyc