[Feature Request] Add linux build

[locus84]

The example looks great. Even comments are still Chinese.
I think I'll be better if you add linux build for headless server support.
Many games utilize unity linux instance as a server for the sake of convenience these days.

Thank you!

[halx99]

Thanks, now the linux build works: https://github.com/yasio/OpenNSM2/actions/runs/692415950