优化界面

web/views/@default/clusters/cluster/delete.js

@@ -1,7 +1,7 @@
 Tea.context(function () {
     this.deleteCluster = function (clusterId) {
         let that = this
-        teaweb.confirm("确定要删除此集群吗？", function () {
+        teaweb.confirm("html:确定要删除此集群吗？<br/>删除后不可恢复！", function () {
             that.$post("/clusters/cluster/delete")
                 .params({
                     clusterId: clusterId