Simple Gitlab CI config (VueJS tests and deploy to Heroku)

.gitlab-ci.yml

image: node:15

stages:
  - test
  - deploy

test:
  stage: test
  script:
    - yarn install
    - yarn test

deploy:
  stage: deploy
  script:
    - git push https://$HEROKU_USER:$HEROKU_API_KEY@git.heroku.com/vue-cicd.git HEAD:refs/heads/master
  only:
    - master