Okay, read through the process from the link you provided. Not sure about the hotkey scripting, but waldronate has written several tutorials related to Wilbur that can be found

https://www.cartographersguild.com/s...ad.php?t=29412

One or more of them might be helpful to you, and all of them are in pdf format though the last one is a zip file since a forum update a while back seems to have broken the ability to upload PDFs. Hope you find these helpful.