webpack.config.js

const path = require('path');
var CompressionPlugin = require('compression-webpack-plugin');
const Dotenv = require('dotenv-webpack');

module.exports = {
    entry: './src/Index.tsx',
    mode: 'development',
    output: {
        path: path.resolve(__dirname, './'),
        filename: './dist/js/bundle.js',
        publicPath: '/',
    },
    resolve: {
        extensions: ['.ts', '.tsx', '.js', '.jsx', '.css', '.scss']
    },
    module: {
        rules: [
            {test: /\.tsx?$/, loader: 'ts-loader'},
            {test: /\.(css|scss)$/,
                use: [{
                    loader: 'style-loader'
                }, {
                    loader: 'css-loader', options: {
                        sourceMap: true
                    }
                }, {
                    loader: 'sass-loader', options: {
                        sourceMap: true
                    }
                }]
            },
            {test: /\.(jpg|png|gif|svg|ico)$/,
                use: [
                    {
                        loader: 'url-loader'
                    },
                ]
            }
        ],
    },
    plugins: [
        new CompressionPlugin({
            filename: "[path].gz[query]",
            algorithm: "gzip",
            test: /\.js$|\.css$|\.html$/,
            threshold: 10240,
            minRatio: 0.8
        }),
        new Dotenv()
    ],
    devServer: {
        historyApiFallback: true,
        contentBase: './',
        port: 8080
    }
};