1. 构建发布源代码包 (apache-skywalking-incubating-x.y.z-src.tar.gz) by following this [文档](https://github.com/apache/incubator-skywalking/blob/master/docs/en/How-to-build.md#build-from-apache-source-codes).
1. Create sub modules under `apm-sniffer/apm-sdk-plugin` or `apm-sniffer/optional-plugins`, and the name should include supported library name and versions