The system is released on the marketplace now!
https://www.unrealengine.com/content/adda7c68911e4b58a850fdc3bec1fd98
I am currently working on documentation, and a additional features that haven’t made it in yet are also coming!
Note that some of the info and the screenshots are out of date (there is no longer a use for the Greeting Hub, since there is a ‘Trait’ system where you can define anything as a hub and a scripting system to do the rest and them some)
Oh and I have a mascot now 
:
