Add organizerClerkId to events for proper organizer permission checks

src/pages/EventsPage.tsx

@@ -34,11 +34,8 @@ export function EventsPage() {
   useEffect(() => {
     if (selectedEvent && isSignedIn) {
       checkRegistrationStatus(selectedEvent.id);
-      // Check if current user is the organizer
-      // Note: We're comparing Clerk user ID with organizerId
-      // In a real implementation, we'd need to fetch the organizer's Clerk ID
-      // For now, we'll use a simple check
-      setIsOrganizer(user?.id === selectedEvent.organizerId);
+      // Check if current user is the organizer by comparing Clerk IDs
+      setIsOrganizer(user?.id === selectedEvent.organizerClerkId);
     } else {
       setIsOrganizer(false);
     }