feat：日志上线数量可更改

src/memory_system/chat_history_summarizer.py

@@ -15,7 +15,7 @@ from json_repair import repair_json
 
 from src.common.logger import get_logger
 from src.common.data_models.database_data_model import DatabaseMessages
-from src.config.config import global_config, model_config
+from src.config.config import model_config
 from src.llm_models.utils_model import LLMRequest
 from src.plugin_system.apis import message_api
 from src.chat.utils.chat_message_builder import build_readable_messages