container.yml will run after integration.yml COMPLETES successfully and in master branch.
Style changes, cleanup and improved integration with CI by leveraging the use of
shared cache between all workflows.
* Podman is now supported to build the container images (Docker also received a refactor, merging both build and buildx)
* Container images are being built by Buildah instead of Docker BuildKit.
* Container images are tested before release.
* Splitting "modern" (amd64 & arm64) and "legacy" (armv7) arches on different Dockerfiles allowing future optimizations.
