[CORD-2541] Fixing nginx proxy for the local scenario

Change-Id: I7a923acc6a090fdc3418de265de6183a5507dabd
diff --git a/conf/proxy.js b/conf/proxy.js
index 0aac626..8eb4fee 100644
--- a/conf/proxy.js
+++ b/conf/proxy.js
@@ -23,7 +23,8 @@
 console.info(`Proxying request to: ${target}`);
 
 const proxy = httpProxy.createProxyServer({
-  target: `http://${target}`
+  target: `http://${target}`,
+  ws: true
 });
 
 proxy.on('error', function(error, req, res) {