fix(search): no "Not yet inspected" without Ofsted's word; ISI badge (H4)

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

nextjs-app/__tests__/lib/ofstedStatus.test.ts

@@ -1,4 +1,4 @@
-import { gradeSourceLine, latestVisitLine, showLatestVisitLine } from '@/lib/ofstedStatus';
+import { gradeSourceLine, hasReportCard, latestVisitLine, showLatestVisitLine } from '@/lib/ofstedStatus';
 import type { OfstedInspection } from '@/lib/types';
 
 const base = { report_card: {} } as unknown as OfstedInspection;
@@ -45,3 +45,12 @@ describe('showLatestVisitLine', () => {
       latest_visit: { date: '2025-06-17', kind: 'graded', outcome: null } })).toBe(false);
   });
 });
+
+it('names a short inspection as Ofsted does', () => {
+  expect(latestVisitLine({ date: '2023-02-01', kind: 'short', outcome: null })).toBe('Short inspection, 1 February 2023');
+});
+
+it('treats a report card with only a safeguarding result as a report card (FE)', () => {
+  expect(hasReportCard({ rc_inspection_date: '2026-05-12', report_card: {} })).toBe(true);
+  expect(hasReportCard({ rc_inspection_date: null, report_card: {} })).toBe(false);
+});