New dev cloud defined stacks

Change-Id: Iaf4efa717900c7be9d297ffe9b6e5d7a177aee24
diff --git a/classes/cluster/sl_k8s_calico/stacklight/proxy.yml b/classes/cluster/sl_k8s_calico/stacklight/proxy.yml
new file mode 100644
index 0000000..5fe4edd
--- /dev/null
+++ b/classes/cluster/sl_k8s_calico/stacklight/proxy.yml
@@ -0,0 +1,8 @@
+classes:
+- system.nginx.server.single
+- system.nginx.server.proxy.monitoring.prometheus_server
+- system.nginx.server.proxy.monitoring.prometheus_alertmanager
+- cluster.sl_k8s_calico
+parameters:
+  _param:
+    cluster_public_host: ${_param:prometheus_control_address}