You can get a quick overview of everything in this repo from OVERVIEW.md.
You can see all of our plans for the future of CWishlist_win and the CWL ecosystem as a whole in ROADMAP.md.
For a full release-build of CWL_win run CWishlist_win/_BUILD/build.bat
Installing this kind of software instead of just running it has exactly zero advantages, so you can't at the moment. (we will create an installer in the future)