feat: gzip encoding for static js files

frontend/vue.config.js

@@ -1,5 +1,15 @@
+const CompressionPlugin = require("compression-webpack-plugin");
+
 module.exports = {
   runtimeCompiler: true,
   publicPath: "[{[ .StaticURL ]}]",
   parallel: 2,
+  configureWebpack: {
+    plugins: [
+      new CompressionPlugin({
+        include: /\.js$/,
+        deleteOriginalAssets: true,
+      }),
+    ],
+  },
 };