Sorry I didn't update the mod sooner, I was busy irl.
https://github.com/Pinary-Pi/Pinarys-Library/tree/v1.0.2#readme
The above link explains everything that you need to know to use this library.
Currently, it adds the ability to generate block models with as many layers as you want and blockstates.
I plan on adding a lot more in the near future!

