const path = require('path'); module.exports = { entry: path.resolve(__dirname, 'js', 'index.jsx'), output: { path: path.resolve(__dirname, 'static'), filename: 'by.js' }, resolve: { extensions: ['.js', '.jsx'] }, module: { rules: [ { test: /\.jsx/, use: { loader: 'babel-loader', options: { presets: ['@babel/preset-react', '@babel/preset-env'] } } } ] } };