Use new UI (#8983)

* fixup build

* swap frontends

web-old/src/utils/tailwind/twTimelineEventUtil.ts

@@ -0,0 +1,15 @@
+import type { TimelineEvent } from '../../components/Timeline/TimelineEvent';
+
+export const getColorFromTimelineEvent = (event: TimelineEvent) => {
+  const { label } = event;
+  if (label === 'car') {
+    return 'bg-red-400';
+  } else if (label === 'person') {
+    return 'bg-blue-400';
+  } else if (label === 'dog') {
+    return 'bg-green-400';
+  }
+
+  // unknown label
+  return 'bg-gray-400';
+};