This project is originated from StarryX and is used to generate lua bindings for LuaSTG-x and some other projects.
You need to download a release (LLVM-xxx-win64.exe or clang+llvm-xxx.tar.xz) from llvm-project and put libclang.dll/libclang.dylib/libclang.so into libclang folder. The version should be corresponding with libclang/VERSION.txt.