add doctor feedback

lib/utils.ts

@@ -1,3 +1,4 @@
+import { AnalysisResponses } from '@/app/home/(user)/_components/ai/types';
 import { type ClassValue, clsx } from 'clsx';
 import Isikukood, { Gender } from 'isikukood';
 import { twMerge } from 'tailwind-merge';
@@ -148,3 +149,17 @@ export const findProductTypeIdByHandle = (
 ) => {
   return productTypes.find(({ metadata }) => metadata?.handle === handle)?.id;
 };
+
+export function getLatestResponseTime(items?: AnalysisResponses) {
+  if (!items?.length) return new Date().toISOString();
+
+  let latest = null;
+  for (const it of items) {
+    const d = new Date(it.response_time);
+    const t = d.getTime();
+    if (!Number.isNaN(t) && (latest === null || t > latest.getTime())) {
+      latest = d;
+    }
+  }
+  return latest ? new Date(latest).toISOString() : new Date().toISOString();
+}