feat: add nginx proxy setup script

setup-proxy.sh

@@ -0,0 +1,46 @@
+#!/bin/bash
+
+# Ensure we are running as root
+if [ "$EUID" -ne 0 ]; then 
+  echo "Please run as root"
+  exit 1
+fi
+
+echo "Configuring Nginx Reverse Proxy..."
+
+# Create Nginx config for the app
+cat > /etc/nginx/sites-available/app <<EOF
+server {
+    listen 80;
+    listen [::]:80;
+    server_name _;
+
+    location / {
+        proxy_pass http://localhost:3000;
+        proxy_http_version 1.1;
+        proxy_set_header Upgrade \$http_upgrade;
+        proxy_set_header Connection 'upgrade';
+        proxy_set_header Host \$host;
+        proxy_cache_bypass \$http_upgrade;
+    }
+}
+EOF
+
+# Remove default TurnKey/Nginx configurations if they exist
+rm -f /etc/nginx/sites-enabled/default
+rm -f /etc/nginx/sites-enabled/tkl-default
+rm -f /etc/nginx/sites-enabled/node
+
+# Enable the new app configuration
+ln -sf /etc/nginx/sites-available/app /etc/nginx/sites-enabled/app
+
+# Restart Nginx to apply changes
+if systemctl is-active --quiet nginx; then
+    systemctl restart nginx
+    echo "Nginx restarted successfully."
+else
+    echo "Nginx is not running. Starting it..."
+    systemctl start nginx
+fi
+
+echo "Proxy configuration complete. App should be accessible on port 80."