- bump folds from 2.5.0 to 2.6.0
- replace separate room/space join-rule icon hooks with useJoinRuleIcons(roomType)
- route join-rule icons through getRoomIconSrc for consistent room type handling
- simplify getRoomIconSrc by removing the locked override path
- use VolumeHighGlobe for public call rooms and VolumeHighLock for private call rooms