Create entrypoint.sh

entrypoint.sh

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+#!/bin/bash
+set -e
+
+echo "🚀 Starting Sandbox Server..."
+
+# Start Node.js server in background
+echo "📦 Starting Node.js API server on port 3001..."
+node /app/server.js &
+NODE_PID=$!
+
+# Wait for Node.js to be ready
+echo "⏳ Waiting for Node.js server to start..."
+sleep 5
+
+# Check if Node.js is running
+if ! kill -0 $NODE_PID 2>/dev/null; then
+    echo "❌ Node.js server failed to start"
+    exit 1
+fi
+
+echo "✅ Node.js server started successfully"
+
+# Test Nginx configuration
+echo "🔍 Testing Nginx configuration..."
+nginx -t
+
+if [ $? -eq 0 ]; then
+    echo "✅ Nginx configuration is valid"
+else
+    echo "❌ Nginx configuration is invalid"
+    exit 1
+fi
+
+# Start Nginx in foreground
+echo "🌐 Starting Nginx on port 7860..."
+exec nginx -g "daemon off;"