refactor(ui): 替换iView为TDesign组件库并优化相关代码

feat(coupon): 新增优惠券详情页面
feat(api): 添加会员评价状态更新和删除接口
perf(pagination): 统一分页大小选项为[20, 50, 100]
style(theme): 移除旧主题文件并更新样式类名
fix(menu): 修复菜单组件兼容性问题
chore(deps): 更新package.json依赖项
docs(modal): 添加全局Modal组件兼容层

seller/vue.config.js

@@ -19,7 +19,6 @@ let externals = {
   axios: "axios",
   "vue-router": "VueRouter",
   vuex: "Vuex",
-  "view-design": "iview",
   "vue-lazyload": "VueLazyload",
   "js-cookie": "Cookies",
   "sockjs-client": "SockJS",
@@ -28,14 +27,13 @@ let externals = {
 
 // 使用CDN的内容
 let cdn = {
-  css: ["https://cdn.pickmall.cn/cdn/iview.css"],
+  css: [],
   js: [
     // vue must at first!
     "https://cdn.pickmall.cn/cdn/vue.min.js",
     "https://cdn.pickmall.cn/cdn/vuex.min.js",
     "https://cdn.pickmall.cn/cdn/vue-router.min.js",
     "https://cdn.pickmall.cn/cdn/axios.min.js",
-    "https://cdn.pickmall.cn/cdn/iview.min.js",
     "https://cdn.pickmall.cn/cdn/vue-lazyload.min.js",
     "https://cdn.pickmall.cn/cdn/js.cookie.min.js",
     "https://cdn.pickmall.cn/cdn/sockjs.min.js",