fix: Ruff

src/plugins/PFC/conversation.py

@@ -4,7 +4,7 @@ import datetime
 
 # from .message_storage import MongoDBMessageStorage
 from src.plugins.utils.chat_message_builder import get_raw_msg_before_timestamp_with_chat
-from ...config.config import global_config
+# from ...config.config import global_config
 from typing import Dict, Any
 from ..chat.message import Message
 from .pfc_types import ConversationState
@@ -436,7 +436,7 @@ class Conversation:
 
         try:
             # 外层 try: 捕获发送消息和后续处理中的主要错误
-            current_time = time.time()  # 获取当前时间戳
+            _current_time = time.time()  # 获取当前时间戳
             reply_content = self.generated_reply  # 获取要发送的内容
 
             # 发送消息