webpack.config.js

const path = require('path');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const { CleanWebpackPlugin } = require('clean-webpack-plugin');
const webpack = require('webpack');
const hotMiddlewareScript = 'webpack-hot-middleware/client?path=/__webpack_hmr&timeout=20000&reload=true';
const workboxPlugin = require('workbox-webpack-plugin');


module.exports = {
    mode: 'development',
    entry: {
        app: [
            './src/index.ts',
            hotMiddlewareScript,
        ],
    },
    module: {
        rules: [
            {
                test: /\.tsx?$/,
                use: 'ts-loader',
                exclude: /node_modules/,
            },
        ],
    },
    resolve: {
        extensions: ['.tsx', '.ts', '.js'],
    },
    devtool: 'inline-source-map',

    devServer: {
        contentBase: './dist',
    },

    plugins: [
        new CleanWebpackPlugin(),
        new HtmlWebpackPlugin({
            title: 'push notification',
        }),
        new webpack.HotModuleReplacementPlugin(),
        new webpack.NoEmitOnErrorsPlugin(),
        new workboxPlugin.InjectManifest({
            swSrc: './src/sw.js',
            swDest: 'sw.js'
        }),
    ],
    output: {
        filename: '[name].bundle.js',
        path: path.resolve(__dirname, 'dist'),
        publicPath: '/',
        globalObject: 'this',
    },
};