add tunnel-only setup with Docker, including Dockerfile, docker-compose, and scripts

new-backend/start-tunnel-only.sh

@@ -0,0 +1,48 @@
+#!/bin/bash
+
+# Monaco Backend - Tunnel Only Runner
+# This script helps you run the tunnel with backend on port 9090
+
+echo "Monaco Backend - Tunnel Only Setup"
+echo "===================================="
+echo ""
+
+# Check if required files exist
+REQUIRED_FILES=("cert.pem" "credentials.json" "config.tunnel-only.json")
+MISSING_FILES=()
+
+for file in "${REQUIRED_FILES[@]}"; do
+    if [ ! -f "$file" ]; then
+        MISSING_FILES+=("$file")
+    fi
+done
+
+if [ ${#MISSING_FILES[@]} -ne 0 ]; then
+    echo "ERROR: Missing required files:"
+    for file in "${MISSING_FILES[@]}"; do
+        echo "  - $file"
+    done
+    echo ""
+    echo "Please ensure all required files are present."
+    exit 1
+fi
+
+echo "✓ All required files found"
+echo ""
+
+# Check if backend is running on port 9090
+echo "Checking if backend is running on port 9090..."
+if curl -s -o /dev/null -w "%{http_code}" http://localhost:9090 > /dev/null 2>&1; then
+    echo "✓ Backend is running on port 9090"
+else
+    echo "⚠ Backend doesn't appear to be running on port 9090"
+    echo "  Make sure to start your backend with: PORT=9090 go run main.go"
+fi
+echo ""
+
+# Start the tunnel
+echo "Starting Cloudflare tunnel..."
+echo "Command: docker-compose -f docker-compose.tunnel-only.yml up --build"
+echo ""
+
+docker-compose -f docker-compose.tunnel-only.yml up --build