add build for arm64

[nicola-lunghi]

Those are useful on mac for example.

also would be nice to have the alpine version of everything up to version 20

[shenxianpeng]

Thanks for your suggestions. I’ll try to do that.

[shenxianpeng]

arm64 and more Alpine images (from 16 to 20) are present at Docker Hub now https://hub.docker.com/r/xianpengshen/clang-tools