This gist is out of date and I can no longer help much, as I got rid of my Mac.
This gist is just a compilation of the hard work that others have put in. I'm not a software developer, so if there are any mistakes or better ways of doing things, I'd appreciate any suggestions. Here's a list of the real heroes who made this possible:
Kernel Patches: aunali (https://github.com/aunali1/)
T2 security chip bypass to allow access to the SSD, keyboard, and trackpad: MCMrARM