[Question] About eventmesh-trace-plugin module

### Search before asking

- [X] I had searched in the [issues](https://github.com/apache/eventmesh/issues?q=is%3Aissue) and found no similar issues.

### Question

About eventmesh-trace-plugin module, I would like to have a comprehensive understanding of its functions first. Due to the relatively simple documentation on the official website, I still don't know the functionality of this module after reading it.

I have two questions:

1： Three types of plugins should be similar. Such as Pinpoint, this plugin allows users to send trace data to the Pinpoint server directly through eventmesh without installing Pinpoint's client, right?

2： Is the trace data collected by this module only internal eventmesh? Or the overall project of eventmesh?

Looking forward to a response from the community.

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想先整体了解下eventmesh-trace-plugin模块的功能。由于官网上文档略简单，看了以后依然没明白该模块的功能。
我的疑问有两个：
一：三种插件应该都差不多吧，比如pinpoint，该插件可以使用户不用安装pinpoint的客户端，直接通过eventmesh就能将trace数据发送到pinpoint服务端，是这样吗？
二：该模块采集的trace数据只是eventmesh内部的？还是使用了eventmesh的整体工程？
希望社区能回复下。

Start with the eventmesh-trace-plugin module and the official website documentation. Determine what the three plugins do, whether Pinpoint integration replaces a client, and whether tracing covers EventMesh internals or the wider project. Done means updating the documentation to answer these questions clearly with supported scope and usage details.

Written by the indexing model from the issue text.