Stage Plugin Injection

// ------------------------------------
// STAGE PLUGINS INJECTION! [DEVELOPMENT, PRODUCTION, TESTING]
// ------------------------------------
const stagePlugins = {
  test: [new BundleAnalyzerPlugin()],
  development: [
    new HtmlWebpackPlugin({
      template: path.resolve('./src/index.html'),
      filename: 'index.html',
      inject: 'body',
      minify: false,
      chunksSortMode: 'auto'
    }),
    new webpack.HotModuleReplacementPlugin(),
    new webpack.NoEmitOnErrorsPlugin()
  ],
  production: [
    new MiniCssExtractPlugin({
      filename: '[name].[hash].css',
      chunkFilename: '[name].[hash].css'
    }),
    new HtmlWebpackPlugin({
      template: path.resolve('./src/index.html'),
      filename: 'index.html',
      inject: 'body',
      minify: {
        collapseWhitespace: true
      },
      chunksSortMode: 'auto'
    })
  ]
};