Update app.js

app.js

@@ -16,8 +16,7 @@ const serviceAccount = JSON.parse(process.env.FIREBASE_SERVICE_ACCOUNT_JSON);
 
 
     if (serviceAccount && serviceAccount != null && serviceAccount != {}) {
-        const serviceAccount = JSON.parse(fs.readFileSync('./serviceAccountKey.json', 'utf8'));
-        admin.initializeApp({
+          admin.initializeApp({
             credential: admin.credential.cert(serviceAccount),
             databaseURL: "https://YOUR-FIREBASE-PROJECT.firebaseio.com" // REPLACE THIS
         });