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/MeetingFeaturesController.php

@@ -15,6 +15,7 @@ use App\Services\Meet\FileSharingService;
 use App\Services\Meet\LiveStreamService;
 use App\Services\Meet\PollService;
 use App\Services\Meet\QaService;
+use App\Services\Meet\SessionService;
 use App\Services\Meet\StageLayoutService;
 use App\Services\Meet\TownHallService;
 use App\Services\Meet\WhiteboardService;
@@ -34,6 +35,7 @@ class MeetingFeaturesController extends Controller
         protected LiveStreamService $liveStreams,
         protected TownHallService $townHall,
         protected StageLayoutService $stageLayout,
+        protected SessionService $sessions,
     ) {}
 
     // --- Q&A ---
@@ -282,13 +284,24 @@ class MeetingFeaturesController extends Controller
 
     public function goLiveTownHall(Request $request, Session $session): JsonResponse
     {
-        $this->hostOnly($request, $session);
-        $live = $this->townHall->goLive($session, $request->user());
-        $participant = app(SessionService::class)->joinedParticipantForUser($live, $request->user());
+        $hostParticipant = $this->hostOnly($request, $session);
 
-        if ($participant) {
-            app(SessionService::class)->rememberParticipantSession($request, $participant, $live);
-        }
+        $user = $request->user()
+            ?? ($hostParticipant->user_ref ? \App\Models\User::where('public_id', $hostParticipant->user_ref)->first() : null);
+        abort_unless($user, 403);
+
+        $live = $this->townHall->goLive($session, $user);
+
+        $this->sessions->ensureJoinedParticipant(
+            $request,
+            $live,
+            $user,
+            'host',
+            $hostParticipant->display_name,
+            $hostParticipant->email,
+        );
+
+        $request->session()->forget("meet.participant.{$session->uuid}");
 
         return response()->json([
             'session_uuid' => $live->uuid,