refactor: 完成数据库重构 - 批量更新导入路径

- 更新35个文件的导入路径 (共65处修改)
- sqlalchemy_models  core.models (模型类)
- sqlalchemy_database_api  compatibility (兼容函数)
- database.database  core (初始化/关闭函数)
- 添加自动化导入更新工具 (scripts/update_database_imports.py)
- 所有兼容性层测试通过 (26/26)
- 数据库核心功能测试通过 (18/21)

src/person_info/person_info.py

@@ -9,8 +9,8 @@ import orjson
 from json_repair import repair_json
 from sqlalchemy import select
 
-from src.common.database.sqlalchemy_database_api import get_db_session
-from src.common.database.sqlalchemy_models import PersonInfo
+from src.common.database.compatibility import get_db_session
+from src.common.database.core.models import PersonInfo
 from src.common.logger import get_logger
 from src.config.config import global_config, model_config
 from src.llm_models.utils_model import LLMRequest

src/person_info/relationship_fetcher.py

@@ -181,8 +181,8 @@ class RelationshipFetcher:
 
         # 5. 从UserRelationships表获取完整关系信息（新系统）
         try:
-            from src.common.database.sqlalchemy_database_api import db_query
-            from src.common.database.sqlalchemy_models import UserRelationships
+            from src.common.database.compatibility import db_query
+            from src.common.database.core.models import UserRelationships
 
             # 查询用户关系数据（修复：添加 await）
             user_id = str(await person_info_manager.get_value(person_id, "user_id"))
@@ -243,8 +243,8 @@ class RelationshipFetcher:
             str: 格式化后的聊天流印象字符串
         """
         try:
-            from src.common.database.sqlalchemy_database_api import db_query
-            from src.common.database.sqlalchemy_models import ChatStreams
+            from src.common.database.compatibility import db_query
+            from src.common.database.core.models import ChatStreams
 
             # 查询聊天流数据
             streams = await db_query(