fix: 修复PersonInfo访问detached对象字段和非唯一查询问题

- 在get_values中添加try-except保护访问字段
- 在get_specific_value_list中添加try-except保护
- 修复get_person_info_by_name使用非唯一字段person_name查询
  * 改用get_multi(limit=1)替代get_by避免MultipleResultsFound错误
- 防止缓存的detached对象导致Session绑定错误

src/person_info/person_info.py

@@ -620,11 +620,15 @@ class PersonInfoManager:
                 continue
 
             if record:
+                try:
                     value = getattr(record, field_name)
                     if value is not None:
                         result[field_name] = value
                     else:
                         result[field_name] = copy.deepcopy(person_info_default.get(field_name))
+                except Exception as e:
+                    logger.warning(f"访问字段 {field_name} 失败: {e}, 使用默认值")
+                    result[field_name] = copy.deepcopy(person_info_default.get(field_name))
             else:
                 result[field_name] = copy.deepcopy(person_info_default.get(field_name))
 
@@ -651,9 +655,15 @@ class PersonInfoManager:
                 crud = CRUDBase(PersonInfo)
                 all_records = await crud.get_multi(limit=100000)  # 获取所有记录
                 for record in all_records:
+                    try:
                         value = getattr(record, f_name, None)
                         if value is not None and way(value):
-                        found_results[record.person_id] = value
+                            person_id_value = getattr(record, 'person_id', None)
+                            if person_id_value:
+                                found_results[person_id_value] = value
+                    except Exception as e:
+                        logger.warning(f"访问记录字段失败: {e}")
+                        continue
             except Exception as e_query:
                 logger.error(
                     f"数据库查询失败 (specific_value_list for {f_name}): {e_query!s}", exc_info=True
@@ -750,10 +760,11 @@ class PersonInfoManager:
 
         if not found_person_id:
 
-            # 使用CRUD进行查询
+            # 使用CRUD进行查询 (person_name不是唯一字段,可能返回多条)
             crud = CRUDBase(PersonInfo)
-            record = await crud.get_by(person_name=person_name)
+            records = await crud.get_multi(person_name=person_name, limit=1)
-            if record:
+            if records:
+                record = records[0]
                 found_person_id = record.person_id
                 if (
                     found_person_id not in self.person_name_list
@@ -761,7 +772,7 @@ class PersonInfoManager:
                 ):
                     self.person_name_list[found_person_id] = person_name
             else:
-                logger.debug(f"数据库中也未找到名为 '{person_name}' 的用户 (Peewee)")
+                logger.debug(f"数据库中也未找到名为 '{person_name}' 的用户")
                 return None
 
         if found_person_id: