sentinel-parent com.alibaba.csp 1.5.0 4.0.0 pom sentinel-cluster The parent module of Sentinel cluster server 1.7 1.7 4.1.31.Final sentinel-cluster-client-default sentinel-cluster-server-default sentinel-cluster-common-default io.netty netty-handler ${netty.version} io.netty netty-all ${netty.version}