webpack.config.js

const path = require("path");
const webpack = require("webpack")
const HtmlWebpackPlugin = require("html-webpack-plugin");
// const CleanWebpackPlugin = require('clean-webpack-plugin')

module.exports = {
    entry: [
      
        'webpack-hot-middleware/client',
        './src/index.js'
    ],
    mode: "development",
    output: {
        path: path.resolve(__dirname, 'dist'),
    },
    module: {
        rules: [
          {
            test   :/\.jsx?$/,
            exclude:/(node_modules|bower_components)/,
            loader :'babel-loader',
            query  :{
                presets:['react', 'env', 'es2015']
            }
        }
        ]
    },
    plugins: [
        new webpack.NamedModulesPlugin(),
        new webpack.HotModuleReplacementPlugin(),
        // new CleanWebpackPlugin(['dist']),
        new HtmlWebpackPlugin({
            minify: {
                collapseWhitespace: true
            },
            template: 'src/index.html',
            
        }),

    ]

}