multiple-discovery-nacos-example com.tencent.cloud ${revision} ../pom.xml 4.0.0 nacos-callee-service-a org.springframework.boot spring-boot-starter-web com.alibaba.cloud spring-cloud-starter-alibaba-nacos-discovery 2021.1 org.springframework.cloud spring-cloud-starter-bootstrap org.springframework.boot spring-boot-maven-plugin repackage org.apache.maven.plugins maven-source-plugin 3.2.0 attach-sources jar