Fix stale social media preview: revalidate next-event fetch, reject past featured events

Made-with: Cursor

backend/src/routes/site-settings.ts

@@ -200,6 +200,13 @@ siteSettingsRouter.put('/featured-event', requireAuth(['admin']), zValidator('js
     if (event.status !== 'published') {
       return c.json({ error: 'Event must be published to be featured' }, 400);
     }
+    const eventEndTime = event.endDatetime || event.startDatetime;
+    if (new Date(eventEndTime).getTime() <= Date.now()) {
+      return c.json(
+        { error: 'Cannot feature an event that has already ended' },
+        400
+      );
+    }
   }
 
   // Get or create settings

frontend/.env.example

@@ -25,6 +25,9 @@ NEXT_PUBLIC_TIKTOK=spanglishsocialpy
 # Must match the REVALIDATE_SECRET in backend/.env
 REVALIDATE_SECRET=change-me-to-a-random-secret
 
+# Next event cache revalidation (seconds) - homepage metadata/social preview refresh interval. Default: 3600
+NEXT_EVENT_REVALIDATE_SECONDS=3600
+
 # Plausible Analytics (optional - leave empty to disable tracking)
 NEXT_PUBLIC_PLAUSIBLE_URL=https://analytics.azzamo.net
 NEXT_PUBLIC_PLAUSIBLE_DOMAIN=spanglishcommunity.com

frontend/src/app/(public)/page.tsx

@@ -38,8 +38,10 @@ interface NextEvent {
 
 async function getNextUpcomingEvent(): Promise<NextEvent | null> {
   try {
+    const revalidateSeconds =
+      parseInt(process.env.NEXT_EVENT_REVALIDATE_SECONDS || '3600', 10) || 3600;
     const response = await fetch(`${apiUrl}/api/events/next/upcoming`, {
-      next: { tags: ['next-event'] },
+      next: { tags: ['next-event'], revalidate: revalidateSeconds },
     });
     if (!response.ok) return null;
     const data = await response.json();