Investigate options of building to a separate directory

[roll]

Overview

It will provide an ability of not-commiting html filed into the source code. Currently, the main problem of achieving it is data/assets/etc linking and the livereload server setup

[augusto-herrmann]

You could also build to a different branch.

This Github Action, for instance, can be used to build the html to the gh-pages branch. I use it in this data visualization project (the deployed site can be seen here. Would love to use Livemark instead, if it is at least as simple as that.