distributed-configuration

Simple Introduction

Apollo's document can view on website https://www.apolloconfig.com

It's content under git repository directory docs.

Directory docs/zh save Chinese document.

Directory docs/en save English document.

The document structure use https://docsify.js.org/#/ (More detail in pull request #3433)

Someone can add English document now.

Example

Chinese do

我们鼓励使用英文，如果不能直接使用，可以使用翻译软件，您仍旧可以保留中文原文。
We recommend using English. If you are non-native English speaker, you can use the translation software.

Which Component
eg. Nacos Discovery, Sentinel

Is your feature request related to a problem? Please describe.
Feign限流降级好像只支持url粒度，能否支持服务粒度，就像对RestTemplate支持两种粒度一样(Feign's current limiting degradation seems to only support URL granularit

每次想重新定义derby-data的目录，都需要重新改正多个变量。能否用一个变量统一一下路径？