feat(商品详情页): 添加市场价和学校名称显示

 <!--
  * @Date: 2022-09-19 14:11:06
  * @LastEditors: hookehuyr hookehuyr@gmail.com
- * @LastEditTime: 2025-07-29 13:45:56
+ * @LastEditTime: 2025-07-30 14:48:32
  * @FilePath: /jgdl/src/pages/productDetail/index.vue
  * @Description: 商品详情页
 -->
@@ -41,9 +41,12 @@
                 <text class="text-2xl font-bold text-orange-500 mr-2">
                     ¥ {{ product?.price?.toLocaleString() }}
                 </text>
-                <!-- <view class="ml-2 text-xs px-2 py-1 bg-orange-100 text-orange-600 rounded">
-                    低于市场价{{ product.discountPercent }}%
-                </view> -->
+                <view v-if="product?.market_price" class="text-gray-400 text-xs line-through ml-2">
+                    ¥ {{ product.market_price?.toLocaleString() }}
+                </view>
+            </view>
+            <view>
+                <text class="text-xs text-gray-500 block">{{ product?.school_name }}</text>
             </view>
         </view>