同步更新：重构路由、服务模块，更新前端构建

services/accounts_service.py

@@ -0,0 +1,26 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+from __future__ import annotations
+
+import database
+from services.models import Account
+from services.state import safe_set_user_accounts
+
+
+def load_user_accounts(user_id: int) -> None:
+    """从数据库加载用户的账号到内存（保持原逻辑不变）。"""
+    accounts_by_id = {}
+    accounts_data = database.get_user_accounts(user_id)
+    for acc_data in accounts_data:
+        account = Account(
+            account_id=acc_data["id"],
+            user_id=user_id,
+            username=acc_data["username"],
+            password=acc_data["password"],
+            remember=bool(acc_data["remember"]),
+            remark=acc_data["remark"] or "",
+        )
+        accounts_by_id[account.id] = account
+
+    safe_set_user_accounts(user_id, accounts_by_id)
+