ns = params_kw.copy()
db = DBPools()
dbname = get_module_dbname('rag')
async with db.sqlorContext(dbname) as sor:
    import uuid
    dir_id = uuid.uuid4().hex[:16]
    await sor.sqlExe(
        "INSERT INTO document_chunks (id, doc_id, kb_id, chunk_index, chunk_type, content, description, created_at) "
        "VALUES (${id}$, '', ${kb_id}$, 0, 'directory', ${name}$, ${parentid}$, NOW())",
        {"id": dir_id, "kb_id": ns.get("kb_id",""), "name": ns.get("name",""), "parentid": ns.get("parentid","")})
    return {"status": "SUCCEEDED", "id": dir_id}
return {"error": "failed"}