Personalize speaker portal greeting with session topic.

Replace the roster role line with "you are speaking on …" using the speaker's programme assignment or virtual session title.

Co-authored-by: Cursor <cursoragent@cursor.com>

resources/views/events/speaker-portal.blade.php

@@ -17,7 +17,12 @@
     <div class="text-center">
         <p class="text-xs font-semibold uppercase tracking-wide text-indigo-600">Speaker access</p>
         <h1 class="mt-1 text-2xl font-bold text-slate-900">{{ $eventName }}</h1>
-        <p class="mt-1 text-sm text-slate-600">Hi {{ $speaker['name'] }}@if(!empty($speaker['role'])) · {{ $speaker['role'] }}@endif</p>
+        @php
+            $sessionTopic = trim((string) ($assignments[0]['session'] ?? ($virtualSessions[0]['title'] ?? '')));
+        @endphp
+        <p class="mt-1 text-sm text-slate-600">
+            Hi {{ $speaker['name'] }}@if($sessionTopic !== ''), you are speaking on {{ $sessionTopic }}@endif
+        </p>
     </div>
 
     @if(!empty($eventContent['starts_at']) || !empty($eventContent['location']))