feat: serve frontend from backend for production deploy

src/server/app.ts

@@ -71,4 +71,15 @@ app.get('/health', (req, res) => {
     res.json({ status: 'ok', timestamp: new Date() });
 });
 
+// Serve frontend static files
+const clientPath = path.join(process.cwd(), 'dist', 'client');
+if (fs.existsSync(clientPath)) {
+    app.use(express.static(clientPath));
+    app.get('*', (req, res) => {
+        if (!req.path.startsWith('/api') && !req.path.startsWith('/uploads')) {
+            res.sendFile(path.join(clientPath, 'index.html'));
+        }
+    });
+}
+
 export default app;