9af19370a6
Backport build and CI concerns primarily related to repo.spring.io changes and Docker config.
== CI Images These images are used by CI to run the actual builds. To build the image locally run the following from this directory: ---- $ docker build --no-cache -f <image-folder>/Dockerfile . ---- For example ---- $ docker build --no-cache -f ci-image/Dockerfile . ---- To test run: ---- $ docker run -it --entrypoint /bin/bash <SHA> ----