webpack.common.js

const path = require('path');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const CleanWebpackPlugin = require('clean-webpack-plugin');
const CopyPlugin = require('copy-webpack-plugin');

module.exports = {
    entry: './src/index.tsx',
    plugins: [
        new CleanWebpackPlugin(),
        new HtmlWebpackPlugin({ template: './src/index.html' }),
        new CopyPlugin([
            { from: 'src/manifest.json', to: 'manifest.json' },
            { from: 'src/assets/static', to: 'assets/static' },
        ])
    ],
    output: {
        filename: 'main.js',
        path: path.resolve(__dirname, 'dist')
    },
    module: {
        rules: [
            {
                test: /\.(tsx|ts)$/,
                use: 'ts-loader',
                exclude: /node_modules/
            },
            {
                // asset file extensions
                test: /\.(png|jpg|ogg|mp3)$/,
                use: [
                    'file-loader'
                ]
            },
            {
                test: /\.css$/,
                use: ['style-loader', 'css-loader']
            }
        ]
    },
    resolve: {
        extensions: ['.ts', '.js', '.tsx', '.jsx']
    },
};