배경CrossEncoderReranker의 내부 코드를 보고 활용 방법을 찾아본다.코드from __future__ import annotationsimport operatorfrom typing import Optional, Sequencefrom langchain_core.callbacks import Callbacksfrom langchain_core.documents import BaseDocumentCompressor, Documentfrom pydantic import ConfigDictfrom langchain.retrievers.document_compressors.cross_encoder import BaseCrossEncoderclass CrossEncoderReranker(BaseDoc..