bugfix event

src/storage/__init__.py

@@ -5,20 +5,24 @@ Provides a unified interface for reading video metadata from different backends:
 - LeaderStorage: Discovers and connects to the KV leader (recommended)
 - RedisStorage: Reads from Redis with direct URL (legacy)
 
-Also provides service discovery for inter-service communication.
+Also provides service registration for inter-service communication.
+Service discovery is centralized in meta-core.
 """
 
 from .provider import StorageProvider, VideoMetadata
 from .redis_storage import RedisStorage
 from .leader_storage import LeaderStorage
-from .leader_client import LeaderClient, LeaderLockInfo
-from .service_discovery import (
-    ServiceDiscovery,
+from .leader_client import LeaderClient, LeaderLockInfo, get_leader_client
+from .service_registration import (
+    ServiceRegistration,
     ServiceInfo,
-    get_service_discovery,
-    init_service_discovery
+    get_service_discovery,  # Kept for backward compatibility
+    init_service_discovery  # Kept for backward compatibility
 )
 
+# Backward compatibility alias
+ServiceDiscovery = ServiceRegistration
+
 __all__ = [
     'StorageProvider',
     'VideoMetadata',
@@ -26,7 +30,9 @@ __all__ = [
     'LeaderStorage',
     'LeaderClient',
     'LeaderLockInfo',
-    'ServiceDiscovery',
+    'get_leader_client',
+    'ServiceRegistration',
+    'ServiceDiscovery',  # Backward compatibility alias
     'ServiceInfo',
     'get_service_discovery',
     'init_service_discovery',