feat: 添加汇率服务和缓存服务，优化数据源和日志服务

refactor: 重构数据源工厂和类型定义，提升代码可维护性

fix: 修复类型转换和状态机文档中的错误

docs: 更新服务架构文档，添加新的服务闭环流程

test: 添加汇率服务单元测试

chore: 清理无用代码和注释，优化代码结构

dashboard/src/pages/Product/MaterialUpload.tsx

@@ -33,6 +33,7 @@ import {
   FilterOutlined,
 } from '@ant-design/icons';
 import type { UploadFile } from 'antd/es/upload/interface';
+import { productDataSource, Product } from '@/services/productDataSource';
 
 const { Option } = Select;
 const { TabPane } = Tabs;

dashboard/src/pages/Product/ProductDetail.tsx

@@ -34,6 +34,7 @@ import {
   SyncOutlined,
 } from '@ant-design/icons';
 import type { ColumnsType } from 'antd/es/table';
+import { productDataSource, Product } from '@/services/productDataSource';
 
 const { Title, Text } = Typography;
 const { TabPane } = Tabs;