Completed with typescript sample build

www/bootstrap.ts

@@ -1,7 +1,5 @@
 // A dependency graph that contains any wasm must all be imported
 // asynchronously. This `bootstrap.js` file does the single async import, so
 // that no one else needs to worry about it again.
-// import("./index")
-//   .catch(e => console.error("Error importing `index.ts`:", e));
-
-import * as _ from "./index"
+import("./index")
+  .catch(e => console.error("Error importing `index.ts`:", e))

www/tsconfig.json

@@ -3,7 +3,7 @@
     "outDir": "./dist/",
     "noImplicitAny": true,
     "sourceMap": true,
-    "module": "es6",
+    "module": "esnext",
     "target": "es5",
     "jsx": "react",
     "allowJs": true