nginx-proxy-manager/manager/webpack.config.js

const webpack    = require('webpack');
const Visualizer = require('webpack-visualizer-plugin');

module.exports = {
    context: __dirname + '/src/frontend/js',
    entry:   './main.js',
    output:  {
        filename:          'main.js',
        path:              __dirname + '/dist/js',
        publicPath:        '/js/',
        sourceMapFilename: 'dnBOUAwY76qx3MmZxtHn.map'
    },
    module:  {
        loaders: [
            {
                test:    /\.js$/,
                exclude: /(node_modules|bower_components)/,
                loader:  'babel-loader',
                query:   {
                    presets: ['@babel/es2015']
                }
            },
            {
                test:   /\.ejs$/,
                loader: 'ejs-loader'
            }
        ]
    },
    plugins: [
        new webpack.IgnorePlugin(/^\.\/locale$/, /moment$/),
        new webpack.optimize.LimitChunkCountPlugin({
            maxChunks: 1
        }),
        new webpack.ProvidePlugin({
            $:      'jquery',
            jQuery: 'jquery',
            _:      'underscore'
        }),
        new Visualizer({
            filename: '../../webpack_stats.html'
        }),
        new webpack.optimize.UglifyJsPlugin({
            compress: {
                unsafe:        true,
                drop_console:  false,
                drop_debugger: true,
                screw_ie8:     true,
                warnings:      false
            }
        })
    ]
};