修改

pages/listingManagement/index.vue

@@ -56,7 +56,7 @@
                 :class="{ active: photo.selected }"
                 @click.stop="toggleSelect(photo)"
               >
-                <text v-if="photo.selected"></text>
+                <text v-if="photo.selected">✔</text>
               </view>
               <view class="delete-icon" @click.stop="deletePhoto(photo)"
                 >×</view