Fix Events mail calendar sync when virtual sessions lack ids.

Generate session ids before upserting and fall back to the main event date so August events reach Mail calendar.

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

app/Services/Events/EventMailCalendarSyncService.php

@@ -9,6 +9,7 @@ use App\Services\Integrations\MailCalendarClient;
 use Carbon\CarbonInterface;
 use Illuminate\Support\Carbon;
 use Illuminate\Support\Facades\Log;
+use Illuminate\Support\Str;
 
 class EventMailCalendarSyncService
 {
@@ -91,7 +92,9 @@ class EventMailCalendarSyncService
                 }
             }
 
-            if ($format === 'hybrid' && filled($content['starts_at'] ?? null)) {
+            if ($entries === [] && filled($content['starts_at'] ?? null)) {
+                $entries[] = $this->mainEventEntry($event, $content);
+            } elseif ($format === 'hybrid' && filled($content['starts_at'] ?? null)) {
                 $entries[] = $this->mainEventEntry($event, $content, ' (in person)');
             }
 
@@ -114,7 +117,7 @@ class EventMailCalendarSyncService
     {
         $sessionId = trim((string) ($session['id'] ?? ''));
         if ($sessionId === '') {
-            return null;
+            $sessionId = 'vs-'.Str::lower(Str::random(12));
         }
 
         $starts = $this->parseDate($session['scheduled_at'] ?? $content['starts_at'] ?? null);

app/Services/Qr/QrPayloadValidator.php

@@ -4,6 +4,7 @@ namespace App\Services\Qr;
 
 use App\Models\QrCode;
 use App\Support\Qr\QrDateFormatter;
+use Illuminate\Support\Str;
 use App\Support\Qr\QrTypeCatalog;
 use Illuminate\Http\UploadedFile;
 use RuntimeException;
@@ -336,6 +337,10 @@ class QrPayloadValidator
             }
 
             $id = trim((string) ($session['id'] ?? ''));
+            if ($id === '') {
+                $id = 'vs-'.Str::lower(Str::random(12));
+            }
+
             $roomType = in_array($session['meet_room_type'] ?? '', ['town_hall', 'webinar'], true)
                 ? (string) $session['meet_room_type']
                 : 'town_hall';
@@ -349,7 +354,7 @@ class QrPayloadValidator
             }
 
             $normalized[] = [
-                'id' => $id !== '' ? mb_substr($id, 0, 64) : null,
+                'id' => mb_substr($id, 0, 64),
                 'title' => mb_substr($title, 0, 120),
                 'meet_room_type' => $roomType,
                 'scheduled_at' => QrDateFormatter::normalize((string) ($session['scheduled_at'] ?? '')),