Update app and tooling

node_modules/web-vitals/src/lib/whenInput.ts

@@ -0,0 +1,32 @@
+/*
+ * Copyright 2020 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+let inputPromise: Promise<Event>;
+
+export const whenInput = () => {
+  if (!inputPromise) {
+    inputPromise = new Promise((r) => {
+      return ['scroll', 'keydown', 'pointerdown'].map((type) => {
+        addEventListener(type, r, {
+          once: true,
+          passive: true,
+          capture: true,
+        });
+      });
+    });
+  }
+  return inputPromise;
+};