Add conference stage layouts for plenary and panel discussions.

Speakers get a full-screen spotlight with overlapping audience avatars; hosts can configure panels in the green room and switch layouts live.

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

app/Http/Controllers/Meet/ConferenceController.php

@@ -98,6 +98,7 @@ class ConferenceController extends Controller
             'live_captions' => ['sometimes', 'boolean'],
             'green_room' => ['sometimes', 'boolean'],
             'practice_mode' => ['sometimes', 'boolean'],
+            'panel_discussions' => ['sometimes', 'boolean'],
         ]);
 
         $presenterRefs = collect($validated['presenter_refs'] ?? [])
@@ -114,6 +115,9 @@ class ConferenceController extends Controller
             'live_captions' => $request->boolean('live_captions'),
             'green_room' => $request->boolean('green_room', true),
             'practice_mode' => $request->boolean('practice_mode'),
+            'panel_discussions' => $request->boolean('panel_discussions'),
+            'stage_layout' => 'plenary',
+            'panels' => [],
             'stage_mode' => true,
             'presenter_refs' => $presenterRefs,
         ];
@@ -201,6 +205,7 @@ class ConferenceController extends Controller
             'presenter_refs' => ['nullable', 'array'],
             'presenter_refs.*' => ['string', 'max:64'],
             'invite_emails' => ['nullable', 'string', 'max:2000'],
+            'panel_discussions' => ['sometimes', 'boolean'],
         ]);
 
         $allowedRefs = Member::owned($this->ownerRef($request))
@@ -217,6 +222,13 @@ class ConferenceController extends Controller
 
         $this->conferences->syncPresenterRefs($room, $presenterRefs);
 
+        if ($request->has('panel_discussions')) {
+            $settings = array_merge($room->settings ?? [], [
+                'panel_discussions' => $request->boolean('panel_discussions'),
+            ]);
+            $room->update(['settings' => $settings]);
+        }
+
         $inviteCount = 0;
         if ($emails = trim((string) ($validated['invite_emails'] ?? ''))) {
             $invites = collect(preg_split('/[\s,;]+/', $emails))