chore: remove Buffer dependence introduced by css-loader

scripts/webpack.base.conf.js

@@ -28,6 +28,14 @@ module.exports = {
       src: resolve('src'),
     }
   },
+  node: {
+    // css-loader requires unnecessary `Buffer` polyfill,
+    // which increases the bundle size significantly.
+    // See:
+    // - https://github.com/webpack-contrib/css-loader/issues/454
+    // - https://github.com/vuejs/vue-loader/issues/720
+    Buffer: false,
+  },
   module: {
     rules: [
       // {