webpack.config.js

const path = require('path')
const webpack = require('webpack')
const CopyWebpackPlugin = require('copy-webpack-plugin')
const MiniCssExtractPlugin = require('mini-css-extract-plugin')
const HtmlWebpackPlugin = require('html-webpack-plugin')
const ReactRefreshWebpackPlugin = require('@pmmmwh/react-refresh-webpack-plugin')
require("babel-polyfill");

module.exports = {
  devtool: 'inline-source-map',
  devServer: {
    contentBase: path.join(__dirname, './'),
    compress: true,
    port: process.env.WEBPACK_DEV_SERVER_PORT || 3005,
    disableHostCheck: true,
    historyApiFallback: true,
    hot: true
  },
  entry: ['babel-polyfill', path.join(__dirname, './src/')],
  output: {
    path: path.join(__dirname, './build'),
    filename: 'main.js',
  },
  module: {
    rules: [
      {
        test: /\.(js|jsx)$/,
        exclude: /node_modules/,
        resolve: {
            extensions: ['.js', '.jsx']
        },
        use: {
            loader: 'babel-loader',
            options: {
              plugins: ['@babel/plugin-syntax-top-level-await'],
            }
        }
      },
      {
        test: /\.s[ac]ss$/,
        use: [MiniCssExtractPlugin.loader, 'css-loader', 'sass-loader'],
      },
      {
        test: /\.(png|jpg|gif|svg)$/,
        use: 'file-loader'
      },
       {
        test: /\.(eot|ttf|woff|woff2)$/,
        loader: 'file-loader',
      },
    ]
  },
  plugins: [
    new CopyWebpackPlugin({
      patterns: [{ from: './node_modules/@tonclient/lib-web/tonclient.wasm' }],
    }),
    new MiniCssExtractPlugin({
      filename: 'style.css',
    }),
    new HtmlWebpackPlugin({
      inject: false,
      hash: true,
      template: './index.html',
      filename: 'index.html'
    }),
    new webpack.LoaderOptionsPlugin({
      minimize: false,
      debug: true,
    }),
    new webpack.HotModuleReplacementPlugin(),
    new ReactRefreshWebpackPlugin({
      overlay: false,
    }),
  ],
}