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/chat/utils/chat_message_builder.py

@@ -8,8 +8,8 @@ from rich.traceback import install
 from sqlalchemy import and_, select
 
 from src.chat.utils.utils import assign_message_ids, translate_timestamp_to_human_readable
-from src.common.database.sqlalchemy_database_api import get_db_session
-from src.common.database.sqlalchemy_models import ActionRecords, Images
+from src.common.database.compatibility import get_db_session
+from src.common.database.core.models import ActionRecords, Images
 from src.common.logger import get_logger
 from src.common.message_repository import count_messages, find_messages
 from src.config.config import global_config
@@ -990,7 +990,7 @@ async def build_readable_messages(
         # 从第一条消息中获取chat_id
         chat_id = copy_messages[0].get("chat_id") if copy_messages else None
 
-        from src.common.database.sqlalchemy_database_api import get_db_session
+        from src.common.database.compatibility import get_db_session
 
         async with get_db_session() as session:
             # 获取这个时间范围内的动作记录，并匹配chat_id

src/chat/utils/statistic.py

@@ -3,8 +3,8 @@ from collections import defaultdict
 from datetime import datetime, timedelta
 from typing import Any
 
-from src.common.database.sqlalchemy_database_api import db_get, db_query, db_save
-from src.common.database.sqlalchemy_models import LLMUsage, Messages, OnlineTime
+from src.common.database.compatibility import db_get, db_query, db_save
+from src.common.database.core.models import LLMUsage, Messages, OnlineTime
 from src.common.logger import get_logger
 from src.manager.async_task_manager import AsyncTask
 from src.manager.local_store_manager import local_storage

src/chat/utils/utils_image.py

@@ -12,7 +12,7 @@ from PIL import Image
 from rich.traceback import install
 from sqlalchemy import and_, select
 
-from src.common.database.sqlalchemy_models import ImageDescriptions, Images, get_db_session
+from src.common.database.core.models import ImageDescriptions, Images, get_db_session
 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/chat/utils/utils_video.py

@@ -25,7 +25,7 @@ from typing import Any
 
 from PIL import Image
 
-from src.common.database.sqlalchemy_models import Videos, get_db_session  # type: ignore
+from src.common.database.core.models import Videos, get_db_session  # type: ignore
 from src.common.logger import get_logger
 from src.config.config import global_config, model_config
 from src.llm_models.utils_model import LLMRequest