webpack.config.js

const path = require('path');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const CleanWebpackPlugin = require('clean-webpack-plugin');
const ExtractTextPlugin = require('extract-text-webpack-plugin');
const webpack = require('webpack');

const config = {
  entry: {
    app: './src/index.js'
  },
  devServer: {
    contentBase: './dist2',
    hot: true,
    historyApiFallback: true,
    host: 'localhost',
    port: 3000,
    proxy: {
      '/api': {
        target: 'http://localhost:5000/',
        secure: false
      }
    }
  },
  output: {
    filename: 'bundle.js',
    path: path.resolve(__dirname, 'dist2'),
    publicPath: '/'
  },
  plugins: [
    new CleanWebpackPlugin(['dist2'], { verbose: true, dry: false}),
    new HtmlWebpackPlugin({
      template: path.resolve(__dirname, 'template/index.html')
    }),
    new webpack.NamedModulesPlugin(),
    new webpack.HotModuleReplacementPlugin(),
    new ExtractTextPlugin("styles.css"),
  ],
  mode: 'development',
  module: {
    rules: [
      {
        test: /\.js$/,
        exclude: /(node_modules|bower_components)/,
        use: {
          loader: 'babel-loader'
        }
      },
      {
        test: /\.css$/,
        use: ExtractTextPlugin.extract({
          fallback: "style-loader",
          use: "css-loader"
        })
      },
      {
        test: /\.less$/,
        use: ExtractTextPlugin.extract({
          use: [{
            loader: 'css-loader'
          }, {
            loader: 'less-loader', options: { javascriptEnabled: true }
          }],
          fallback: 'style-loader'
        })
      }
    ],
  }
};

module.exports = config;