circuit-breaker

版本：2.2.6
https://github.com/alibaba/spring-cloud-alibaba/blob/387dd46fa4d037dad3d7091fca2274d4cc1d5034/spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-discovery/src/main/java/com/alibaba/cloud/nacos/registry/NacosServiceRegistry.java#L40-L60

在NacosServiceRegistry里引用NacosServiceManager是采用直接注入的方式，当在我想在项目中实现注册多个Nacos注册中心时，就没办法复用此类，建议引用NacosServiceManager的方式和引用NacosDiscoveryProper

Issue Description

Type: bug report or feature request

Describe what happened (or what feature you want)

Describe what you e

These comments don't provide any particular value and can all be removed

// arrange
// act
// assert

This should only be applied in main and does not need to be backported

The Music Store should be updated to use .NET 6, optionally with using the minimal API approach

Improve corevage to meet 100%