better：更清晰的子心流停用逻辑

src/plugins/heartFC_chat/heartflow_processor.py

@@ -138,7 +138,7 @@ class HeartFCProcessor:
                 group_info=groupinfo,
             )
 
-            subheartflow = await heartflow.create_subheartflow(chat.stream_id)
+            subheartflow = await heartflow.get_or_create_subheartflow(chat.stream_id)
             message.update_chat_stream(chat)
             await message.process()
 
@@ -166,9 +166,8 @@ class HeartFCProcessor:
 
             # 6. 兴趣度计算与更新
             interested_rate, is_mentioned = await self._calculate_interest(message)
-            current_time = time.time()
-            await subheartflow.interest_chatting.increase_interest(current_time, value=interested_rate)
-            await subheartflow.add_interest_dict_entry(message, interested_rate, is_mentioned)
+            await subheartflow.interest_chatting.increase_interest(value=interested_rate)
+            await subheartflow.interest_chatting.add_interest_dict(message, interested_rate, is_mentioned)
 
             # 7. 日志记录
             mes_name = chat.group_info.group_name if chat.group_info else "私聊"

src/plugins/heartFC_chat/heartflow_prompt_builder.py

@@ -63,7 +63,6 @@ def init_prompt():
 - 话题无关/无聊/不感兴趣
 - 最后一条消息是你自己发的且无人回应你
 - 讨论你不懂的专业话题
-- 讨论你不想参与的话题
 - 你发送了太多消息
 
 2. 文字回复(text_reply)适用：