pipeline:

  docker:
    image: plugins/docker
    repo: bunix42/helm
    build_args:
      - HELM_VERSION=${HELM_VERSION}
    tags:
     - ${HELM_VERSION}
    secrets: [ docker_username, docker_password ]

matrix:
  HELM_VERSION:
    - v2.9.0
    - v2.8.2
    - v2.7.2