fire.app/webpack.config.js

const webpackCopy = require('copy-webpack-plugin');
const webpack = require('webpack');
const path = require('path');
const { CleanWebpackPlugin } = require('clean-webpack-plugin');

const outputDirectory = 'dist';

module.exports = {
  mode: 'development',
  entry: {
   bootstrap: ['./src/main.js']
  },
  output: {
    filename: '[name].js',
    path: path.resolve(__dirname, outputDirectory),
    globalObject: `(typeof self !== 'undefined' ? self : this)`
  },
  node: {
    fs: 'empty'
  },
  plugins: [
    new CleanWebpackPlugin(),
    new webpack.DefinePlugin({
      'typeof window': JSON.stringify('object')
  })
  ],
  devtool: '#source-map',
  //devtool: 'none',
  resolve: {
    modules: ['node_modules', 'src'],
    extensions: ['.webpack.js', '.web.js', '.ts', '.tsx', '.js', '.css']
  },

  module: {
    rules: [
      { parser: { system: false } },
      {
        test: /\.tsx?$/,
        loader: 'awesome-typescript-loader'
      },
      {
        test: /\.(jpe?g|gif|png|svg|woff|ttf|eot|wav|mp3)$/,
        loader: 'file-loader'
      }
    ]

  }
};