feat:更新

babel.config.js

@@ -1,3 +1,14 @@
 module.exports = {
-  presets: ["@vue/cli-plugin-babel/preset"]
+  presets: ["@vue/cli-plugin-babel/preset"],
+  plugins: [
+    [
+      "import",
+      {
+        libraryName: "vant",
+        libraryDirectory: "es",
+        style: true
+      },
+      "vant"
+    ]
+  ]
 };