polaris-gateway-example com.tencent.cloud ${revision} ../pom.xml 4.0.0 gateway-callee-service2 Spring Cloud Starter Tencent Polaris Gateway Callee Example com.tencent.cloud spring-cloud-starter-tencent-polaris-discovery com.tencent.cloud spring-cloud-starter-tencent-metadata-transfer org.springframework.boot spring-boot-starter-web