Simple Introduction

Apollo's document can view on website https://ctripcorp.github.io/apollo

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

Chin

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

Issue Description

Type: feature request

Describe what happened (or what feature you want)

Describe what you expected to happen

When Dubbo is registered, it is registered according to the interface. If you want to logoff all interfaces provided by a service. It's too painful to search for only one interface, then enter the details, and then go offline. If you can provide a qu