GitLab-Docker Image-AutoBuild.yml

image: docker:19.03.8

before_script:
  - docker info
  - docker login -u $REGISTRY_USER -p $REGISTRY_PASS $REGISTRY_URL

build:
  stage: build
  script:
    - docker pull $REGISTRY_IMAGE:latest || true
    - docker build --cache-from $REGISTRY_IMAGE:latest --tag $REGISTRY_IMAGE:$CI_COMMIT_SHA --tag $REGISTRY_IMAGE:latest .
    - docker push $REGISTRY_IMAGE:$CI_COMMIT_SHA
    - docker push $REGISTRY_IMAGE:latest