webpack.config.js

const path = require('path');

module.exports = {
  mode: 'production',
  entry: './src/ReactSuggestionBox.jsx',
  output: {
    path: path.resolve('build'),
    filename: "ReactSuggestionBox.js",
    libraryTarget: "commonjs2"
  },
  module: {
    rules: [
      {
        test: /\.(js|jsx)$/,
        use: ['babel-loader'],
        exclude: /node_modules/,
      },
      {
        test: /\.(png|jpg|woff|woff2|eot|ttf|svg)$/,
        loader: 'url-loader'
      },
      {
        test: /\.(scss|css)$/,
        use: [{
          loader: 'style-loader', // creates style nodes from JS strings
        }, {
          loader: 'css-loader', // translates CSS into CommonJS
        }, {
          loader: 'sass-loader', // compiles Sass to CSS
        }],
      },
    ],
  },
  resolve: {
    extensions: ['.js', '.jsx'],
  },
  externals: {
    react: "react"
  }
};