fix: 修改搜索框的占位文本以更准确描述搜索内容

 <!--
  * @Date: 2025-06-28 10:33:00
  * @LastEditors: hookehuyr hookehuyr@gmail.com
- * @LastEditTime: 2025-07-04 12:45:13
+ * @LastEditTime: 2025-07-04 15:20:58
  * @FilePath: /jgdl/src/pages/index/index.vue
  * @Description: 捡个电驴首页
 -->
@@ -16,7 +16,7 @@
           </nut-col>
           <nut-col span="18">
             <!-- Search Bar -->
-            <nut-searchbar v-model="searchValue" placeholder="搜索品牌型号" @focus="onFocusSearch" shape="round" background="transparent" input-background="#ffffff">
+            <nut-searchbar v-model="searchValue" placeholder="搜索更多商品" @focus="onFocusSearch" shape="round" background="transparent" input-background="#ffffff">
               <template #leftin>
                 <Search2 />
               </template>

 <!--
  * @Date: 2022-09-19 14:11:06
  * @LastEditors: hookehuyr hookehuyr@gmail.com
- * @LastEditTime: 2025-07-04 11:12:55
+ * @LastEditTime: 2025-07-04 15:21:48
  * @FilePath: /jgdl/src/pages/search/index.vue
  * @Description: 搜索页面
 -->
@@ -17,7 +17,7 @@
                         </nut-col>
                         <nut-col span="21">
                             <!-- Search Bar -->
-                            <nut-searchbar v-model="searchValue" placeholder="搜索品牌型号" @search="onSearch" @blur="onBlurSearch" @clear="onClearSearch" shape="round" background="transparent" input-background="#ffffff">
+                            <nut-searchbar v-model="searchValue" placeholder="搜索商品名称、品牌、型号" @search="onSearch" @blur="onBlurSearch" @clear="onClearSearch" shape="round" background="transparent" input-background="#ffffff">
                                 <template #leftin>
                                     <Search2 />
                                 </template>