4.0.0 org.apache.skywalking optional-spring-cloud 8.1.0.2 apm-spring-cloud-gateway-2.0.x-plugin jar gateway-2.0.x-plugin http://maven.apache.org 2.1.1.RELEASE 1.8 org.springframework.cloud spring-cloud-starter-gateway ${spring-cloud-starter-gateway.version} provided io.projectreactor.ipc reactor-netty 0.7.5.RELEASE provided