kec/js-client/webpack.config.js

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

module.exports = {
    entry: './src/index.js',
    output: {
        filename: 'main.js',
        path: path.resolve(__dirname, 'dist'),
        clean: true,
    },
    resolve: {
        alias: {
            'client': path.join(__dirname, '../pkg/')
        },
        fallback: {
            "buffer": require.resolve("buffer")
        }
    },
    devServer: {
        static: {
            directory: path.join(__dirname, 'dist'),
        },
        compress: true,
        port: 9000,
        client: {
            logging: 'none',
            progress: true,
            overlay: {
                errors: true,
                warnings: false,
            }
        },
    },
    plugins: [
        new webpack.ProvidePlugin({
            Buffer: ['buffer', 'Buffer'],
        }),
        new HtmlWebpackPlugin({
            title: 'My App',
            template: 'assets/index.html'
        })
    ],
    experiments: {
        asyncWebAssembly: true
    }
};