The minimum requirements for code contributions are:
- The code must be compliant with the JS Standard Code Style rules
- All new and changed code should have a corresponding unit and/or integration test
- New and changed challenges should have a corresponding e2e test
- All unit, integration and e2e tests must pass locally
You can find our detailed contribution guidelines over here:
https://bkimminich.gitbooks.io/pwning-owasp-juice-shop/content/part3/contribution.html