CircleCIのビルド後テスト結果が表示されるようにしたい

      # Publish test results.
      - run:
          name: Collect test results
          command: |
            mkdir -p ~/junit/
            find . -type f -regex ".*/target/surefire-reports/.*xml" -exec cp {} ~/junit/ \;
          when: always
      - store_test_results:
          path: ~/junit

      # Generate a site.
      - run:
          name: Site
          command: mvn site
      - store_artifacts:
          path: target/site
          destination: reports