bbob add -a https://github.com/Reknij/bbob-plugin-mathjax/releases/download/v1.2.0/bbob-plugin-mathjax.rar
It will auto working.
Write some math syntax to your article then generate to test:
// articles/testMath.md
...
$x^4$ and $y^6$
The result see yourself. GitHub not support mathematics syntax.