export default { base: '/', publicPath: '/', define: { 'process.env.UMI_ENV': 'pre', }, devtool: false, antd: { mobile: false }, chainWebpack: function (config, { webpack }) { config.module .rule('media') .test(/\.(mp3|4)$/) .use('file-loader') .loader(require.resolve('file-loader')); }, };