const webpackMerge = require('webpack-merge'); const commonConfig = require('./webpack.common.js'); module.exports = webpackMerge(commonConfig, { mode: 'production', devtool: 'source-map', module: { rules: [ { test: /\.(woff|woff2|eot|ttf|ico)$/, use: [ { loader: 'url-loader', options: { limit: 25000 }, }, ], }, { test: /\.(gif|png|jpe?g|svg)$/i, use: [ 'file-loader', { loader: 'image-webpack-loader', options: {}, }, ], }, ], }, });