Update app.js

app.js

@@ -26,6 +26,11 @@ const connectWithRetry = () => {
 };
 
 const initializeRoutes = (client) => {
+  // Root route
+  app.get('/', (req, res) => {
+    res.send('Welcome to the application');
+  });
+
   // Route to handle cases
   app.post('/case', (req, res) => {
     const { caseId, description } = req.body;