pipeline: publish: image: plugins/docker registry: registry.nulo.in repo: registry.nulo.in/sutty/containers-sdk tags: - ${ALPINE_VERSION} - latest build_args: - ALPINE_VERSION=${ALPINE_VERSION} username: sutty secrets: - docker_password when: branch: antifascista event: push matrix: ALPINE_VERSION: - 3.13.6 - 3.14.2