Create bundle.ts so the bundles version still contains all classes.

src/bundle.ts

@@ -0,0 +1,16 @@
+import LTO from './LTO';
+export { LTO };
+export { default as Binary } from './Binary';
+
+export * from './accounts';
+export * from './errors';
+export * from './events';
+export * from './identities';
+export * from './messages';
+export * from './node';
+export * from './transactions';
+export * from './utils';
+
+export function connect(networkId?: string): LTO {
+  return new LTO(networkId);
+}

webpack.config.js

@@ -5,7 +5,7 @@ module.exports = {
   experiments: {
     outputModule: false,
   },
-  entry: './src/index.ts',
+  entry: './src/bundle.ts',
   devtool: 'source-map',
   output: {
     path: path.resolve(__dirname, 'dist'),