Updated

app.py

@@ -7,6 +7,8 @@ from fastapi import FastAPI
 import firebase_admin
 from firebase_admin import credentials
 from decouple import config
+cred = credentials.Certificate("path/to/serviceAccountKey.json")
+firebase_admin.initialize_app(cred)
 
 app = FastAPI()
 
@@ -24,7 +26,7 @@ def verify_image(url1):
     "messagingSenderId": config("FIREBASE_MESSAGING_SENDER_ID"),
     "appId": config("FIREBASE_APP_ID"),
     "databaseURL": config("FIREBASE_DATABASE_URL"),
-    "serviceAccount": config("FIREBASE_SERVICE_ACCOUNT_JSON")
+    "serviceAccount": f"{cred}"
 }
 
 # Initialize the Firebase app with the service account JSON