fix: harden financial transaction boundaries

apps/admin/src/pages/Wallets/index.tsx

@@ -5,6 +5,7 @@ import dayjs from 'dayjs';
 import api from '../../api';
 import PermissionButton from '../../components/PermissionButton';
 import { message } from '../../ui/app-message';
+import { newOperationId } from '../../utils/operation-id';
 
 interface WalletRow {
   studentId: number;
@@ -59,7 +60,7 @@ const WalletsPage: React.FC = () => {
     const values = await form.validateFields();
     setSaving(true);
     try {
-      const result: any = await api.post('/wallets/change-balance', { studentId: selected.studentId, ...values });
+      const result: any = await api.post('/wallets/change-balance', { operationId: newOperationId(), studentId: selected.studentId, ...values });
       const paid = (result.payments || []).reduce((sum: number, bill: any) => sum + Number(bill.paidAmount || 0), 0);
       message.success(paid > 0 ? `余额已更新，并自动补扣历史账单` : '余额已更新');
       setSelected(null);
@@ -73,6 +74,7 @@ const WalletsPage: React.FC = () => {
     setSaving(true);
     try {
       const result: any = await api.post('/wallets/batch-change-balance', {
+        operationId: newOperationId(),
         studentIds: selectedRowKeys,
         ...values,
       });