Flutter:
- clusters_screen: _navigateToGroup now pushes real GroupScreen (was print)
- public_cluster_screen: calls GET /groups/:id/feed instead of fetchNearbyBeacons
- feed_sojorn_screen: _sharePost uses share_plus
- api_service: getSignedMediaUrl calls Go /media/sign endpoint
- quip_repair_screen: fully rewired to Go admin API (GET /admin/quips/broken, POST repair)
- private_capsule_screen: auto key rotation on open (_checkAndRotateKeysIfNeeded),
_performKeyRotation helper; _CapsuleAdminPanel now ConsumerStatefulWidget with
working Rotate/Invite/Remove/Settings modals
Admin panel:
- Sidebar: Groups & Capsules + Quip Repair links added
- /groups: full group management page with member panel + deactivate/remove
- /quips: quip repair page with per-row and repair-all
- /algorithm: live feed scores table (lazy-loaded)
- api.ts: listGroups, getGroup, deleteGroup, listGroupMembers, removeGroupMember,
getBrokenQuips, repairQuip, setPostThumbnail, getFeedScores
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>