lesspass/packages/lesspass-pure/webpack.prod.js

const merge = require("webpack-merge");
const common = require("./webpack.common.js");
const TerserPlugin = require("terser-webpack-plugin");

module.exports = merge(common, {
  mode: "production",
  devtool: "source-map",
  optimization: { minimizer: [new TerserPlugin()] }
});