@Bean
	@ConditionalOnMissingBean
	public NacosDiscoveryProperties nacosProperties() {
		return new NacosDiscoveryProperties();
	}
@author <a href="mailto:echooy.mxq@gmail.com">echooymxq</a>
spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-discovery/src/main/java/com/alibaba/cloud/nacos/discovery/NacosDiscoveryAutoConfiguration.java