feat(matrix): Add Matrix/Conduit E2EE messaging server integration
- secubox-app-matrix: Conduit homeserver in LXC container
- matrixctl CLI: install/uninstall, user/room management, federation
- DID identity integration, P2P mesh publication
- luci-app-matrix: LuCI dashboard with 17 RPCD methods
- Install wizard, status cards, service controls
- User management, emancipate (public exposure)
- Identity/mesh integration, logs viewer
- Updated apps-local.json with messaging category metadata
- Conduit v0.10.12 with Matrix Protocol v1.12 support
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
CyberMind-FR
bea65ed3e6