Update app.js

app.js

@@ -5,6 +5,7 @@ import { StateManager, initDB } from './stateManager.js'; // Import initDB
 import { AIEngine } from './aiEngine.js';
 import fs from 'fs';
 import admin from 'firebase-admin';
+import crypto from "crypto";
 
 // --- FIREBASE SETUP ---
 let db = null;
@@ -104,7 +105,16 @@ app.post('/onboarding/analyze', validateRequest, async (req, res) => {
 
 app.post('/onboarding/create', validateRequest, async (req, res) => {
     const { userId, description, answers } = req.body;
-    const projectId = "proj_" + Date.now(); 
+
+// helper: random hex of N chars (N can be 6 or 7)
+const randomHex = (n = 6) => {
+  const bytes = Math.ceil(n / 2);
+  return crypto.randomBytes(bytes).toString("hex").slice(0, n);
+};
+
+// example usage (choose 6 or 7 hex chars)
+const projectId = `proj_${Date.now()}_${randomHex(7)}`;
+    // const projectId = "proj_" + Date.now(); 
 
     try {
         console.log(`[Onboarding] Grading Project ${projectId}...`);