feat: Carbone Word template integration with DOCX merge and LibreOffice PDF conversion

renderer/carbone-server.js

@@ -0,0 +1,24 @@
+/**
+ * Carbone Express Server - Standalone microservice
+ * Runs on port 8771 alongside the FastAPI app on 8770
+ */
+const express = require('express');
+const cors = require('cors');
+const path = require('path');
+const { router } = require('./carbone-service');
+
+const app = express();
+const PORT = 8771;
+
+app.use(cors());
+app.use(express.json({ limit: '50mb' }));
+
+// Mount Carbone routes
+app.use('/api/carbone', router);
+
+// Health check
+app.get('/health', (req, res) => res.json({ status: 'ok', service: 'carbone' }));
+
+app.listen(PORT, '0.0.0.0', () => {
+  console.log(`Carbone service running on http://0.0.0.0:${PORT}`);
+});