Support metric monitor/支持Metric监控方案调研/设计/开发

[luky116]

What happened:

What you expected to happen: Support metric monitor/支持Metric监控方案调研/设计/开发

reference：https://seata.io/zh-cn/docs/dev/seata-mertics.html

[kaori-seasons]

I want to try it, I'm sorting it out

[kaori-seasons]

通过和@slievrly 清铭dalao沟通

现状: seata-java侧监控的api

TC metrics设计：https://github.com/seata/seata/tree/develop/metrics#readme

客户端侧metrics PR（未合并）：https://github.com/seata/seata/pull/4878

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Status: API for side monitoring of seata-java

TC metrics design: https://github.com/seata/seata/tree/develop/metrics#readme

Client-side metrics PR (not merged): https://github.com/seata/seata/pull/4878

[github-actions[bot]]

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