Update app.js

app.js

@@ -12,11 +12,12 @@ let db = null;
 try {
 // The env secret MUST contain the full JSON string
 // exactly like the serviceAccountKey.json contents
-const serviceAccount = JSON.parse(process.env.FIREBASE_SERVICE_ACCOUNT_JSON);
-console.log(serviceAccount);
 
-    if (serviceAccount !== {}) {
-          admin.initializeApp({
+    if (process.env.FIREBASE_SERVICE_ACCOUNT_JSON !== "") {
+        const serviceAccount = JSON.parse(process.env.FIREBASE_SERVICE_ACCOUNT_JSON);
+console.log(serviceAccount);
+      
+      admin.initializeApp({
             credential: admin.credential.cert(serviceAccount),
             databaseURL: "https://YOUR-FIREBASE-PROJECT.firebaseio.com" // REPLACE THIS
         });