bind9 plugin

I'm trying to figure out how get bind9 support in ajenti.  Here's what I've done:

1. Install VM from base debian 9.8 image
2. Use installer script to install ajenti
3. installed bind9
4. git cloned the entire ajenti repository

I see there is a bind9 plugin within the cloned repo, but I don't know what to do with it.  I've STF'd here as well as googled for ajenti and bind9 in various searches and could yield nothing solid.  I find references to bind9 functionality, but nothing detailing how to install the