升级Vue3，iView替换ElementPlus

- 删除babel配置、更新依赖与入口初始化
- 全量替换UI组件、样式适配，新增迁移文档与标签/过滤器自动化替换脚本

buyer/package.json

@@ -12,11 +12,11 @@
   },
   "dependencies": {
     "@amap/amap-jsapi-loader": "0.0.7",
-    "@element-plus/icons-vue": "^2.3.1",
-    "axios": "^0.21.1",
-    "core-js": "^3.36.0",
+    "@element-plus/icons-vue": "^2.3.2",
+    "axios": "^1.7.9",
+    "core-js": "^3.49.0",
     "dplayer": "^1.27.1",
-    "element-plus": "^2.6.3",
+    "element-plus": "^2.14.1",
     "js-cookie": "^2.2.1",
     "nprogress": "^0.2.0",
     "psl": "^1.8.0",
@@ -25,16 +25,16 @@
     "sass-loader": "^10.4.1",
     "swiper": "^5.4.5",
     "uuid": "^8.3.2",
-    "vue": "^3.4.21",
+    "vue": "^3.5.35",
     "vue-awesome-swiper": "^4.1.1",
     "vue-qr": "^5.0.3",
-    "vue-router": "^4.3.0",
+    "vue-router": "^4.6.4",
     "vuex": "^4.1.0"
   },
   "devDependencies": {
-    "@vue/cli-plugin-babel": "^5.0.8",
-    "@vue/cli-service": "^5.0.8",
-    "@vue/compiler-sfc": "^3.4.21",
+    "@vue/cli-plugin-babel": "^5.0.9",
+    "@vue/cli-service": "^5.0.9",
+    "@vue/compiler-sfc": "^3.5.35",
     "compression-webpack-plugin": "^10.0.0",
     "less": "^4.2.0",
     "less-loader": "^11.1.4",