You may take a look on `.travis.yml`[0] used for MetaPost + ConTeXt rendition of Oliver Byrne's "The first six books of the Elements of Euclid".[1]
[0] https://github.com/jemmybutton/byrne-euclid/blob/master/.tra...
[1] https://github.com/jemmybutton/byrne-euclid/releases/tag/Cur...