Fix socket.io proxying and remove gmail package lock

interface/hq-dashboard/next.config.mjs

@@ -3,6 +3,10 @@ const nextConfig = {
   reactStrictMode: true,
   async rewrites() {
     return [
+      {
+        source: '/socket.io/:path*',
+        destination: 'http://whatsapp-gateway.ai-agents.svc.cluster.local:5001/socket.io/:path*'
+      },
       {
         source: '/proxy/whatsapp/:path*',
         destination: 'http://whatsapp-gateway.ai-agents.svc.cluster.local:5001/:path*'

whatsapp-gateway/public/app.js

@@ -1,4 +1,4 @@
-const socket = io({ path: '/proxy/whatsapp/socket.io' });
+const socket = io();
 
 // UI Elements
 const statusBadge = document.getElementById('status-badge');