Auto-join host into live session when going live from green room.

Green room poll was racing go-live and sending the host to the ended page; carry participant session into the new live session instead.

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

app/Http/Controllers/Meet/MeetingRoomController.php

@@ -16,6 +16,7 @@ use App\Services\Meet\SecurityPolicyService;
 use App\Services\Meet\SessionService;
 use App\Services\Meet\SpaceService;
 use App\Services\Meet\StageLayoutService;
+use App\Services\Meet\TownHallService;
 use App\Services\Meet\TranscriptService;
 use App\Services\Meet\WebinarService;
 use Illuminate\Http\JsonResponse;
@@ -44,6 +45,12 @@ class MeetingRoomController extends Controller
         $kind = $room->isConference() ? 'conference' : 'meeting';
 
         $participantUuid = $request->session()->get("meet.participant.{$session->uuid}");
+
+        if (! $participantUuid && $request->user() && $request->user()->ownerRef() === $room->host_user_ref) {
+            $hostParticipant = $this->sessions->ensureJoinedParticipant($request, $session, $request->user(), 'host');
+            $participantUuid = $hostParticipant->uuid;
+        }
+
         abort_unless($participantUuid, 403, "Please join the {$kind} first.");
 
         $participant = Participant::where('uuid', $participantUuid)
@@ -227,6 +234,27 @@ class MeetingRoomController extends Controller
     public function poll(Request $request, Session $session): JsonResponse
     {
         if (! $session->isLive()) {
+            $townHall = app(TownHallService::class);
+            $liveSession = $townHall->successorLiveSession($session);
+
+            if ($liveSession) {
+                $participantUuid = $request->session()->get("meet.participant.{$session->uuid}");
+
+                if ($participantUuid) {
+                    $greenParticipant = Participant::where('uuid', $participantUuid)
+                        ->where('session_id', $session->id)
+                        ->first();
+
+                    if ($greenParticipant && $this->sessions->transitionGreenRoomParticipant($request, $greenParticipant, $liveSession)) {
+                        return response()->json([
+                            'ended' => true,
+                            'redirect' => route('meet.room', $liveSession),
+                            'transition' => 'go_live',
+                        ]);
+                    }
+                }
+            }
+
             return response()->json([
                 'ended' => true,
                 'redirect' => route('meet.ended', $session),