GitHub Readme.md
Currently installs Ghostscript 9.22 on Heroku Cedar.
$ cd /path/to/your-app
$ heroku buildpacks:add https://github.com/sumeetattree/heroku-buildpack-ghostscript.git
# Push changes to deploy
$ git push
# This version of ghostscript will end up deployed at /app/vendor/ghostscript/bin/gs
Copy the snippet above into CLI.