version: 2.1
jobs:
    yarn-install:
        docker:
            - image: cimg/node:12.18
        steps:
            - checkout
            - restore_cache:
                key: yarn-packages-v3{{ checksum "yarn.lock" }}
            - run: yarn global add node-gyp && yarn install
            - save_cache:
                key: yarn-packages-v3{{ checksum "yarn.lock" }}
                paths:
                    - ./node_modules
workflows:
  install:
  jobs:
      - yarn-install