Here is the beginning of project hyla (asciidoctor tool to create, build, watch, reload HTML files). Documentation is still really really poor but I will work on that next week when a first alpha release of Hyla will be available.
https://github.com/cmoulliard/asciidoctor-hyla
Charles Moulliard
Apache Committer / Technologist Evangelist / Blogger / MiddleWare Specialist
Twitter : @cmoulliard