refactor: 移除未使用的NutEllipsis组件并清理sell页面代码

清理未使用的NutEllipsis组件声明
注释掉sell页面中未使用的顶部导航配置
简化导航标题设置逻辑

@@ -17,7 +17,6 @@ declare module 'vue' {
     NutConfigProvider: typeof import('@nutui/nutui-taro')['ConfigProvider']
     NutDatePicker: typeof import('@nutui/nutui-taro')['DatePicker']
     NutDialog: typeof import('@nutui/nutui-taro')['Dialog']
-    NutEllipsis: typeof import('@nutui/nutui-taro')['Ellipsis']
     NutForm: typeof import('@nutui/nutui-taro')['Form']
     NutFormItem: typeof import('@nutui/nutui-taro')['FormItem']
     NutImagePreview: typeof import('@nutui/nutui-taro')['ImagePreview']

 <template>
     <view class="sell-page">
         <!-- 顶部导航 -->
-        <nut-config-provider :theme-vars="themeVars">
+        <!-- <nut-config-provider :theme-vars="themeVars">
             <nut-sticky top="0">
                 <nut-navbar v-if="!isAuthMode && !isMyCarMode" left-show @on-click-back="goBack">
                     <template #content>
@@ -14,7 +14,7 @@
                     </template>
                 </nut-navbar>
             </nut-sticky>
-        </nut-config-provider>
+        </nut-config-provider> -->
 
         <!-- 表单内容 -->
         <view class="form-container">
@@ -1048,15 +1048,19 @@ onMounted(async () => {
     // wx.setNavigationBarTitle({
     //     title: isEditMode.value ? '编辑车源' : '发布车源'
     // });
-    if (isAuthMode.value) {
-        wx.setNavigationBarTitle({
-            title: '发布车源'
-        });
-    }
+    // if (isAuthMode.value) {
+    //     wx.setNavigationBarTitle({
+    //         title: '发布车源'
+    //     });
+    // }
     if (isMyCarMode.value) {
         wx.setNavigationBarTitle({
             title: '编辑车源'
         });
+    } else {
+        wx.setNavigationBarTitle({
+            title: '发布车源'
+        });
     }
 })
 </script>