* Ignore vscode settings
* Add Dockerfile for the backend
* Shrink the docker image for the backend a little more
- fix some doc
- switch the rust static builder base image to nightly
- switch 2 stage base image
- remove version label
* Switch second stage base image to scratch
* Switch to the in-house base image
* Update README.md
Co-authored-by: Maciej Hirsz <1096222+maciejhirsz@users.noreply.github.com>