feat: 添加前端页面和业务说明书

refactor(server): 重构服务层代码结构
feat(server): 添加基础设施、跨境电商、AI决策等核心服务
docs: 完善前端业务说明书和开发进度文档
style: 格式化代码和文档

dashboard/src/pages/Orders/index.tsx

@@ -0,0 +1,38 @@
+import React from 'react';
+import { Card, Layout, Typography, Row, Col, Button } from 'antd';
+import { FileTextOutlined, AlertOutlined, BarChartOutlined } from '@ant-design/icons';
+import { Link } from 'umi';
+
+const { Content } = Layout;
+const { Title, Text } = Typography;
+
+const OrderManagement: React.FC = () => {
+  return (
+    <Content style={{ padding: 24, margin: 0, minHeight: 280, background: '#fff' }}>
+      <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', marginBottom: 24 }}>
+        <Title level={4}>订单管理</Title>
+        <div>
+          <Button icon={<FileTextOutlined />} style={{ marginRight: 8 }}>
+            <Link to="/Orders/OrderList">订单列表</Link>
+          </Button>
+          <Button icon={<AlertOutlined />} style={{ marginRight: 8 }}>
+            <Link to="/Orders/ExceptionOrder">异常订单</Link>
+          </Button>
+          <Button icon={<BarChartOutlined />}>
+            <Link to="/Orders/OrderAggregation">订单统计</Link>
+          </Button>
+        </div>
+      </div>
+      
+      <Row gutter={[16, 16]}>
+        <Col span={24}>
+          <Card title="订单概览">
+            <Text>订单管理页面内容</Text>
+          </Card>
+        </Col>
+      </Row>
+    </Content>
+  );
+};
+
+export default OrderManagement;