Vue3 前端补充：秒杀和商品 API 类型定义及首页更新

- 添加 flashsale/product API 接口模块
- 添加 flashsale/product TypeScript 类型定义
- 更新首页组件

flash-sale-frontend/src/pages/home/index.vue

@@ -117,7 +117,7 @@
             <p class="text-gray-600">五种数据类型应用，毫秒级响应</p>
           </div>
           <div class="feature-card">
-            <el-icon :size="40" class="text-orange-500 mb-4"><Speedometer /></el-icon>
+            <el-icon :size="40" class="text-orange-500 mb-4"><Odometer /></el-icon>
             <h3 class="text-lg font-semibold mb-2">接口限流</h3>
             <p class="text-gray-600">多种限流策略，防止恶意刷单</p>
           </div>
@@ -133,11 +133,12 @@ import { useRouter } from 'vue-router'
 import { ElMessage } from 'element-plus'
 import FlashSaleCard from '@/components/business/FlashSaleCard.vue'
 import ProductCard from '@/components/business/ProductCard.vue'
-import { flashsaleApi } from '@/api/modules/flashsale'
-import { productApi } from '@/api/modules/product'
+import flashsaleApi from '@/api/flashsale'
+import productApi from '@/api/product'
 import { useCartStore } from '@/stores/cart'
 import { useUserStore } from '@/stores/user'
-import type { FlashSale, Product } from '@/types/api'
+import type { FlashSale } from '@/types/flashsale'
+import type { Product } from '@/types/product'
 
 const router = useRouter()
 const cartStore = useCartStore()
@@ -170,7 +171,7 @@ const banners = [
     buttonText: '查看商品',
     link: '/products',
     bgColor: 'linear-gradient(135deg, #4facfe 0%, #00f2fe 100%)',
-    icon: 'Speedometer'
+    icon: 'Odometer'
   }
 ]