feat: kb_exec

backend/open_webui/tools/builtin.py

@@ -6,6 +6,8 @@ These tools are automatically available when native function calling is enabled.
 IMPORTANT: DO NOT IMPORT THIS MODULE DIRECTLY IN OTHER PARTS OF THE CODEBASE.
 """
 
+from open_webui.tools.knowledge_fs import kb_exec  # noqa: F401 — re-exported
+
 import asyncio
 import json
 import logging