feat: 优化组件导入与样式调整

- 在多个组件中将 require 替换为 import，提升代码可读性和一致性。
- 在 App.vue 中添加分类树的 API 请求，优化分类数据的加载逻辑。
- 更新样式以适配 Element Plus 组件，确保界面一致性。
- 删除不再使用的样式文件，简化项目结构。

seller/src/views/order/after-order/reurnGoodsOrderDetail.vue

@@ -350,12 +350,8 @@
 
 <script>
 import * as API_Order from "@/api/order";
-import vueQr from "vue-qr";
 export default {
-  components: {
-    "vue-qr": vueQr,
-  },
-  name: "orderDetail",
+  name: "returnGoodsOrderDetail",
   data() {
     return {
       sn: "", // 订单号
@@ -624,9 +620,6 @@ export default {
 };
 </script>
 <style lang="scss">
-.ivu-col {
-  width: 100% !important;
-}
 .main-content {
   min-height: 600px;
   padding: 10px;

seller/src/views/order/order/exportOrderDeliver.vue

@@ -49,6 +49,9 @@
 import { UploadFilled } from "@element-plus/icons-vue";
 import { downLoadDeliverExcel, uploadDeliverExcel } from "@/api/order.js";
 import { baseUrl } from "@/libs/axios.js";
+import downloadImg from "@/assets/download.png";
+import uploadImg from "@/assets/upload.png";
+import successImg from "@/assets/success.png";
 
 export default {
   components: { UploadFilled },
@@ -59,17 +62,17 @@ export default {
       accessToken: {},
       stepList: [
         {
-          img: require("@/assets/download.png"),
+          img: downloadImg,
           title: "1.下载批量发货导入模板",
           checked: true,
         },
         {
-          img: require("@/assets/upload.png"),
+          img: uploadImg,
           title: "2.上传数据",
           checked: false,
         },
         {
-          img: require("@/assets/success.png"),
+          img: successImg,
           title: "3.完成",
           checked: false,
         },