const merge = require('webpack-merge') const common = require('./webpack.common.js') const MiniCssExtractPlugin = require('mini-css-extract-plugin'); module.exports = merge.smart({ mode: 'production', devtool: 'source-map', module: { rules: [{ test: /\.less$/, use: [MiniCssExtractPlugin.loader] }] }, plugins: [new MiniCssExtractPlugin({ filename: '../css/timeline.css' })] }, common)