CONTRIBUTING.md

If you meet any problem or request a new feature, you're welcome to create an issue.

If you can solve any of the issues, you're welcome to send the PR to us.

Before the PR:

• Make sure your code style conforms to hadoop style.
• The code appears where it should be.
• Has unittests.

After the PR:

• Make sure the GitHub Actions passed.

Chinese version

如果你遇到问题或需要新功能，欢迎创建issue。

如果你可以解决某个issue, 欢迎发送PR。