rewrited logic structure

group_system/storage/store.py

@@ -0,0 +1,23 @@
+"""GroupStore 组合各个存储模块，作为兼容旧代码的门面。"""
+
+from __future__ import annotations
+
+from pathlib import Path
+
+from group_system.storage.accounts import AccountStoreMixin
+from group_system.storage.admin import TeacherGroupAdminMixin
+from group_system.storage.database import DatabaseCore
+from group_system.storage.export import ExportStoreMixin
+from group_system.storage.groups import GroupOperationsMixin
+from group_system.storage.roster import RosterStoreMixin
+
+
+class GroupStore(
+    DatabaseCore,
+    RosterStoreMixin,
+    AccountStoreMixin,
+    GroupOperationsMixin,
+    TeacherGroupAdminMixin,
+    ExportStoreMixin,
+):
+    """封装所有 SQLite 持久化操作。HTTP 层只依赖这个门面。"""