Public documentation for CGS is provided through Github Pages in the docs/ folder.
See: https://www.cardgamesimulator.com
For additional resources, see: https://drive.google.com/open?id=1kVms-_CXRw1e4Ob18fRkS84MN_cxQGF5
To build and run the project, you just need to clone the repo and run it in Unity 2018.4, available from https://unity3d.com/get-unity/download/archive
If you'd like to help out with the project, please contact david@finoldigital.com