In order to use this functionality, you need to pass `--build-arg` options for the `http_proxy`, `https_proxy` and `no_proxy` values that are suitable for *your* build environment. If not behind a proxy, simply don't pass any `*_proxy` build args.
This cuts down on the verbosity for at least some CI build logs.
Using multi stage build in dockerfile
Add tomcat container, jetty tag and self-builded docker file
