feat: pass on prev fb init

Author: adithayyil

backend/services/http_server.py

@@ -30,13 +30,15 @@ def _initialize_connectors(self):
         # Initialize Firebase Admin SDK (required for token verification)
         try:
             import firebase_admin
-            if not firebase_admin._apps:
-                import json
-                firebase_credentials = json.loads(get_env_var("FIREBASE_ADMIN_KEY"))
-                from firebase_admin import credentials
-                cred = credentials.Certificate(firebase_credentials)
-                firebase_admin.initialize_app(cred)
-                logger.info(f"[{self.__class__.__name__}] Firebase Admin SDK initialized")
+            import json
+            firebase_credentials = json.loads(get_env_var("FIREBASE_ADMIN_KEY"))
+            from firebase_admin import credentials
+            cred = credentials.Certificate(firebase_credentials)
+            firebase_admin.initialize_app(cred)
+            logger.info(f"[{self.__class__.__name__}] Firebase Admin SDK initialized")
+        except ValueError:
+            # Already initialized, which is fine
+            pass
         except Exception as e:
             logger.warning(f"[{self.__class__.__name__}] Firebase initialization failed: {e}")