Merge pull request #89 from IBM/federated_gateway_health_bug

minor bug in gateway health check

Author: crivetimihai

mcpgateway/services/gateway_service.py

@@ -118,6 +118,8 @@ def __init__(self):
             self._redis_client = None
             self._lock_path = settings.filelock_path
             self._file_lock = FileLock(self._lock_path)
+        else:
+            self._redis_client = None
 
     async def initialize(self) -> None:
         """Initialize the service and start health check if this instance is the leader."""