refactor: 移除对机器人自身用户ID的特殊处理，统一使用QQ号进行比较

src/person_info/person_info.py

@@ -132,6 +132,8 @@ class PersonInfoManager:
         若未命中则查询数据库并更新缓存。
         """
         try:
+            if person_name == f"{global_config.bot.nickname}(你)":
+                return "SELF"
             # 优先使用内存缓存加速查找：self.person_name_list maps person_id -> person_name
             for pid, pname in self.person_name_list.items():
                 if pname == person_name:

src/person_info/relationship_manager.py

@@ -104,7 +104,7 @@ class RelationshipManager:
             replace_person_name = await person_info_manager.get_value(replace_person_id, "person_name")
 
             # 跳过机器人自己
-            if replace_user_id == global_config.bot.qq_account:
+            if replace_user_id == str(global_config.bot.qq_account):
                 name_mapping[f"{global_config.bot.nickname}"] = f"{global_config.bot.nickname}"
                 continue