webpack.config.js

const path = require('path');
const webpack = require('webpack');
 
module.exports = {
    mode: 'none',
    entry: "./index.jsx", 
    output:{
        path: path.resolve(__dirname, './public'),     
        publicPath: '/public/',
        filename: "bundle.js"       
    },
    module:{
        rules:[  
            {
                test: /\.(js|jsx)$/, 
                exclude: /(node_modules)/,  
                loader: "babel-loader",   
                options:{
                    presets:["es2015", "env", "react", "stage-0"],
                    plugins: ["transform-es2015-modules-commonjs", "transform-regenerator", "transform-runtime"]   
                }, 
            },
            {
                test: /\.scss$/,
                use: [{
                    loader: "style-loader" 
                }, {
                    loader: "css-loader" 
                }, {
                    loader: "sass-loader" 
                }]
            }
        ],
    },
    devServer: {
        port: 9000,
        historyApiFallback: true
    }
    
}