.gitlab-ci.yml

image: node:14

cache:
    paths:
        - node_modules/
        - .next/

stages:
    - install
    - build
    - deploy

node_modules:
    stage: install
    script:
        - yarn install
    artifacts:
        paths:
            - node_modules
    except:
        - triggers
        - tags

build:
    stage: build
    script:
        - yarn build
    artifacts:
        paths:
            - .next

deploy:
    stage: deploy
    only: 
        - main
        - stable
        - /^release-.*$/
    image: docker:git # use simply git docker image
    services:
        - docker:dind
    script:
        - docker login -u gitlab-ci-token -p $CI_BUILD_TOKEN registry.gitlab.com
        - docker build -t registry.gitlab.com/$CI_PROJECT_PATH .
        - docker tag registry.gitlab.com/$CI_PROJECT_PATH registry.gitlab.com/$CI_PROJECT_PATH:$CI_COMMIT_REF_NAME
        - docker push registry.gitlab.com/$CI_PROJECT_PATH:$CI_COMMIT_REF_NAME