webpack.config.js

module.exports = {
    mode: 'production',
    entry: "./src/index.tsx",
    output: {
        filename: "bundle.js",
        path: __dirname + "/build"
    },
    optimization: {
        minimize: false
      },

    // Enable sourcemaps for debugging webpack's output.
    devtool: "source-map",

    resolve: {
        // Add '.ts' and '.tsx' as resolvable extensions.
        extensions: [".ts", ".tsx", ".js", ".json"],
        alias: {
            
        }
    },
    devServer: {
        port: 3001,
        historyApiFallback: true,
        inline: true
    },

    module: {
        rules: [
            // All files with a '.ts' or '.tsx' extension will be handled by 'awesome-typescript-loader'.
            { test: /\.tsx?$/, loader: "ts-loader" },
     
            // All output '.js' files will have any sourcemaps re-processed by 'source-map-loader'.
            { enforce: "pre", test: /\.js\.map$/, loader: "source-map-loader" }

 
        ]
    },

    // When importing a module whose path matches one of the following, just
    // assume a corresponding global variable exists and use that instead.
    // This is important because it allows us to avoid bundling all of our
    // dependencies, which allows browsers to cache those libraries between builds.
    externals: {
        "react": "React",
        "react-dom": "ReactDOM"
    },
    node: {
        fs: 'empty'
      }
};