upgrade webapp

webapp/app/webpack.config.js

@@ -5,10 +5,16 @@ module.exports = {
   output: {
     path: path.resolve(__dirname, "dist"),
     filename: "bootstrap.js",
+    clean: true,
   },
   mode: "development",
+  // wasm-pack's `bundler` target emits ESM imports of the .wasm module; webpack
+  // 5 handles those natively once this experiment is on.
+  experiments: {
+    asyncWebAssembly: true,
+  },
   devServer: {
-  	//host: "0.0.0.0",
+    //host: "0.0.0.0",
     port: 8080,
   }
 };