@und_miller i’ll defer to the mods. but since everything is on git now, i suspect you could either download the updated kit-app-template repo as a zip and replace the files in the kit-app-template folder. or, if you know how to use source control programs like gitdesktop or sourcetree, do a pull to get latest/updated files since you last downloaded it.
if you are upgrading from 106, you can follow the guide to build your own: