Howto Contribute? 如何贡献？

[kioz-wang]

1. Create new issue, tell everyone what do you want to do? And why? how to do?
2. Try to plan your work in certain milestone and wait a maintainer confirm the plan
3. Coding and test locally
4. Create new PR
   Note: don't make big changes unless you are a maintainer.

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1. 创建新议题，告诉大家你想要做什么？为何做？如何实现？
2. 尝试在某个里程碑中规划你的工作，并等待维护者确认这个规划
3. 编码、完成本地测试
4. 创建新的合并请求
   注意：不要做大的修改，除非你是维护者。