Update app.js

app.js

@@ -7,24 +7,20 @@ import fs from 'fs';
 import admin from 'firebase-admin';
 
 // --- FIREBASE SETUP ---
-// If you do not have 'serviceAccountKey.json', this will gracefully degrade to memory-only
+// Using environment variable injection as requested
 let db = null;
 try {
-// The env secret MUST contain the full JSON string
-// exactly like the serviceAccountKey.json contents
-
-    if (process.env.FIREBASE_SERVICE_ACCOUNT_JSON !== "") {
+    if (process.env.FIREBASE_SERVICE_ACCOUNT_JSON && process.env.FIREBASE_SERVICE_ACCOUNT_JSON !== "") {
         const serviceAccount = JSON.parse(process.env.FIREBASE_SERVICE_ACCOUNT_JSON);
-console.log(serviceAccount);
-      
-      admin.initializeApp({
+        admin.initializeApp({
             credential: admin.credential.cert(serviceAccount),
-            databaseURL: "https://YOUR-FIREBASE-PROJECT.firebaseio.com" // REPLACE THIS
+            // Make sure to replace this URL or add it to env variables as well
+            databaseURL: "https://roblox-ai-builder.firebaseio.com" 
         });
         db = admin.database();
         console.log("🔥 Firebase Connected");
     } else {
-        console.warn("⚠️ No serviceAccountKey.json found. Running in Memory-Only mode.");
+        console.warn("⚠️ No FIREBASE_SERVICE_ACCOUNT_JSON found. Running in Memory-Only mode.");
     }
 } catch (e) {
     console.error("Firebase Init Error:", e);
@@ -41,7 +37,6 @@ app.use(bodyParser.json({ limit: '50mb' }));
 
 // --- HELPERS ---
 const validateRequest = (req, res, next) => {
-    // For Onboarding, IDs might be generated on the fly, so we skip rigid validation there
     if (req.path.includes('/onboarding')) return next();
     
     const { userId, projectId } = req.body;