feat: add a abstract layer for WorkflowNodeExcetion (#18026)

api/configs/feature/__init__.py

@@ -12,7 +12,7 @@ from pydantic import (
 )
 from pydantic_settings import BaseSettings
 
-from configs.feature.hosted_service import HostedServiceConfig
+from .hosted_service import HostedServiceConfig
 
 
 class SecurityConfig(BaseSettings):
@@ -519,6 +519,11 @@ class WorkflowNodeExecutionConfig(BaseSettings):
         default=100,
     )
 
+    WORKFLOW_NODE_EXECUTION_STORAGE: str = Field(
+        default="rdbms",
+        description="Storage backend for WorkflowNodeExecution. Options: 'rdbms', 'hybrid'",
+    )
+
 
 class AuthConfig(BaseSettings):
     """