gitlab-ci deploy to heroku #ci

gitlab-ci.yml

stages:
- deploy

deploy to development:
  stage: deploy
  script:
    - apt-get update -qy
    - apt-get install -y ruby-dev
    - gem install dpl
    - dpl --provider=heroku --strategy=api --app=example-dev --api-key=$HEROKU_API_KEY
  environment:
    name: development/$CI_COMMIT_REF_NAME
    url: https://dev.example.ch/
  only:
    - develop

deploy to staging:
  stage: deploy
  script:
    - apt-get update -qy
    - apt-get install -y ruby-dev
    - gem install dpl
    - dpl --provider=heroku --strategy=api --app=example-staging --api-key=$HEROKU_API_KEY
  environment:
    name: staging/$CI_COMMIT_REF_NAME
    url: https://staging.example.ch/
  only:
    - master

deploy to production:
  stage: deploy
  script:
    - apt-get update -qy
    - apt-get install -y ruby-dev
    - gem install dpl
    - dpl --provider=heroku --strategy=api --app=example --api-key=$HEROKU_API_KEY
  environment:
    name: production/$CI_COMMIT_REF_NAME
    url: https://example.ch/
  only:
  - master