feat(p2p): Add SecuBox P2P Hub packages and Services Registry
- Add secubox-p2p backend package:
- UCI configuration for P2P settings, DNS federation, WireGuard mesh, HAProxy
- RPCD handler for peer management, service discovery, mesh configuration
- Init script and main P2P manager daemon
- Add luci-app-secubox-p2p frontend package:
- Main hub view with master control, network matrix visualization
- Peers management with discovery and manual add
- Services view showing local and shared services
- Mesh network configuration (DNS, WireGuard, HAProxy)
- Settings for P2P and registry configuration
- Add Services Registry view to luci-app-secubox
- Add listProfiles/applyProfile to secubox-admin API
- Fix P2P ACL permissions
- Remove old hub.js from luci-app-secubox (moved to dedicated package)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>