Fix meeting join links pointing at the Care domain.

Build join URLs from meet.ladill.com config instead of APP_URL, which was still inherited from the Care app template.

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

tests/Feature/MeetWebTest.php

@@ -161,7 +161,7 @@ class MeetWebTest extends TestCase
             'settings' => config('meet.default_settings'),
         ]);
 
-        $this->assertStringContainsString($room->uuid, $room->joinUrl());
+        $this->assertStringContainsString('meet.ladill.com/r/'.$room->uuid, $room->joinUrl());
     }
 
     public function test_user_can_view_recordings_index(): void