Update index.js

index.js

@@ -20,9 +20,9 @@ app.get('/api/test', async (req, res) => {
 
 // Test Express API POST method with variables
 app.post('/api/chat', async (req, res) => {
-  const reqData = req.body;
+  const reqData = req.body; // assuming reqData is sent in the request body
   const userInput = reqData.userInput;
-
+  
   const model = new LlamaModel({
     modelPath: path.join(
       process.cwd(),