增强配置系统

sync_state_machine/datasource/__init__.py

@@ -6,6 +6,14 @@ Handler 负责类型转换和业务逻辑。
 """
 
 from .datasource import BaseDataSource
+from .type_registry import (
+    get_datasource_config_model,
+    get_datasource_factory,
+    list_registered_datasource_types,
+    register_datasource_config_model,
+    register_datasource_factory,
+    register_datasource_type,
+)
 from .handler import (
     NodeHandler, 
     BaseNodeHandler, 
@@ -26,9 +34,15 @@ from .jsonl import JsonlDataSource, BaseJsonlHandler
 __all__ = [
     # 基础类
     "BaseDataSource",
+    "get_datasource_config_model",
+    "get_datasource_factory",
+    "list_registered_datasource_types",
     "NodeHandler",
     "BaseNodeHandler",
     "NodeHandlerRegistry",
+    "register_datasource_config_model",
+    "register_datasource_factory",
+    "register_datasource_type",
     "TaskResult",
     "TaskStatus",
     "ValidationResult",