jobs: 
  build: 
    docker: 
      - image: "circleci/node:12.13.0"
    steps: 
      - checkout
      - run: 
          command: "node -v"
          name: "Check current version of node"
      - restore_cache: 
          keys: 
            - "node_modules_cache_{{ checksum \"package-lock.json\" }}"
      - run: 
          command: |
              if [ ! -d "node_modules" ]; then
              npm ci -f
              fi
          name: "Install project dependencies"
      - save_cache: 
          key: "node_modules_cache_{{ checksum \"package-lock.json\" }}"
          paths: 
            - node_modules
      - run: 
          command: |-
              if [ -z $CIRCLE_PR_NUMBER ]; then
               echo "//registry.npmjs.org/:_authToken=$NPM_TOKEN" > ~/.npmrc
               npm publish
              fi
          name: "Publish to NPM"
version: 2.1