feat(workflow): domain model for workflow node execution (#19430)

Signed-off-by: -LAN- <laipz8200@outlook.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

api/core/tools/tool_engine.py

@@ -32,7 +32,7 @@ from core.tools.errors import (
 from core.tools.utils.message_transformer import ToolFileMessageTransformer
 from core.tools.workflow_as_tool.tool import WorkflowTool
 from extensions.ext_database import db
-from models.enums import CreatedByRole
+from models.enums import CreatorUserRole
 from models.model import Message, MessageFile
 
 
@@ -339,9 +339,9 @@ class ToolEngine:
                 url=message.url,
                 upload_file_id=tool_file_id,
                 created_by_role=(
-                    CreatedByRole.ACCOUNT
+                    CreatorUserRole.ACCOUNT
                     if invoke_from in {InvokeFrom.EXPLORE, InvokeFrom.DEBUGGER}
-                    else CreatedByRole.END_USER
+                    else CreatorUserRole.END_USER
                 ),
                 created_by=user_id,
             )