It'd be better to not propagate the 'v2' suffix any further. This is the standard flavor of usermods now.
Usermods API v2 example usermod
In this usermod file you can find the documentation on how to take advantage of the new version 2 usermods!
Installation
Add EXAMPLE to custom_usermods in your PlatformIO environment and compile!
(You shouldn't need to actually install this, it does nothing useful)