sentinel-demo com.alibaba.csp 1.8.3 4.0.0 sentinel-demo-spring-cloud-gateway org.springframework.cloud spring-cloud-starter-gateway 2.1.1.RELEASE org.springframework.boot spring-boot-starter-webflux 2.1.4.RELEASE com.alibaba.csp sentinel-spring-cloud-gateway-adapter ${project.version} com.alibaba.csp sentinel-transport-simple-http