webpack.config.js

const path = require('path');
const HtmlWebpackPlugin = require('html-webpack-plugin');

module.exports = {
    entry: './src/index.tsx',
    output: {
        path: path.resolve(__dirname, 'dist'), // Output directory for builds
        filename: 'bundle.js',
        publicPath: '/', // Important for DevServer to know where to serve the bundle
    },
    resolve: {
        extensions: ['.ts', '.tsx', '.js'], // File types to resolve
    },
    module: {
        rules: [
            {
                test: /\.(ts|tsx)$/,
                use: 'babel-loader',
                exclude: /node_modules/,
            },
            {
                test: /\.css$/,
                use: ['style-loader', 'css-loader', 'postcss-loader'],
            },
        ],
    },
    plugins: [
        new HtmlWebpackPlugin({
            template: './public/index.html', // HTML template to inject the bundle
        }),
    ],
    devServer: {
        static: {
            directory: path.resolve(__dirname, 'public'), // Serve index.html from public folder
        },
        devMiddleware: {
            publicPath: '/', // Serve the bundle from memory, not file system
        },
        port: 3000,
        hot: true,
        historyApiFallback: true, // Ensures all routes go to index.html (useful for SPA)
    },
    mode: 'development',
};