fix(admin): 迁移 antd v6 弃用 API 并清理控制台警告

- Card bordered -> variant；Modal maskClosable -> mask.closable
- InputNumber addonBefore/After -> prefix/suffix；Statistic valueStyle -> styles.content
- Alert message -> title；Steps items.description -> items.content
- 移除考勤页未挂载 Form 上的 setFieldsValue，消除 useForm 警告

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

@@ -348,7 +348,7 @@ const WalletsPage: React.FC = () => {
             extra="充值填正数；调减余额时填写负数。充值后会按最早账单优先自动补扣。"
             rules={[{ required: true, message: '请输入金额' }]}
           >
-            <InputNumber precision={2} style={{ width: '100%' }} addonBefore="¥" />
+            <InputNumber precision={2} style={{ width: '100%' }} prefix="¥" />
           </Form.Item>
 
           <Form.Item name="description" label="备注">
@@ -384,7 +384,7 @@ const WalletsPage: React.FC = () => {
             extra="充值填正数；调减余额时填写负数。充值后会按最早账单优先自动补扣。"
             rules={[{ required: true, message: '请输入金额' }]}
           >
-            <InputNumber precision={2} style={{ width: '100%' }} addonBefore="¥" />
+            <InputNumber precision={2} style={{ width: '100%' }} prefix="¥" />
           </Form.Item>
 
           <Form.Item name="description" label="备注">