---
.install-make: &install-make
  - apk add --no-cache make

.docker-build-setup:
  image: docker:19.03.8
  services:
  - docker:19.03.8-dind

.dockerfile-lint:
  stage: test
  image: hadolint/hadolint:v1.18.0-alpine
  script:
  - hadolint ${DOCKERFILE}

.dockerbuild-test:
  stage: test
  extends: .docker-build-setup
  before_script:
  - *install-make

.docker-publish:
  stage: publish
  extends: .docker-build-setup
  before_script:
  - *install-make
  - docker login -u ${CI_REGISTRY_USER} -p ${CI_REGISTRY_PASSWORD} ${CI_REGISTRY}
  after_script:
  - docker logout ${CI_REGISTRY}