Refactor and enhance OAuth2.0 implementation; update models and routes

- Refactored AdminSummaryData and AdminSummaryResponse classes for better clarity.
- Added OAUTH type to SettingsType enum.
- Cleaned up imports in webdav.py.
- Updated admin router to improve summary data retrieval and response handling.
- Enhanced file management routes with better condition handling and user storage updates.
- Improved group management routes by optimizing data retrieval.
- Refined task management routes for better condition handling.
- Updated user management routes to streamline access token retrieval.
- Implemented a new captcha verification structure with abstract base class.
- Removed deprecated env.md file and replaced with a new structured version.
- Introduced a unified OAuth2.0 client base class for GitHub and QQ integrations.
- Enhanced password management with improved hashing strategies.
- Added detailed comments and documentation throughout the codebase for clarity.

routers/api/v1/file/__init__.py

@@ -233,7 +233,7 @@ async def upload_chunk(
             policy_id=upload_session.policy_id,
             reference_count=1,
         )
-        physical_file = await physical_file.save(session)
+        physical_file = await physical_file.save(session, commit=False)
 
         # 创建 Object 记录
         file_object = Object(
@@ -246,11 +246,18 @@ async def upload_chunk(
             owner_id=user_id,
             policy_id=upload_session.policy_id,
         )
-        file_object = await file_object.save(session)
+        file_object = await file_object.save(session, commit=False)
         file_object_id = file_object.id
 
-        # 删除上传会话
-        await UploadSession.delete(session, upload_session)
+        # 删除上传会话（使用条件删除）
+        await UploadSession.delete(
+            session,
+            condition=UploadSession.id == upload_session.id,
+            commit=False
+        )
+
+        # 统一提交所有更改
+        await session.commit()
 
         l.info(f"文件上传完成: {file_object.name}, size={file_object.size}, id={file_object.id}")