feat(watchdog): Add service health monitor with auto-recovery
New packages for monitoring and auto-restarting critical services:
secubox-app-watchdog:
- watchdogctl CLI: status, check, check-recover, watch, restart-*
- Monitors LXC containers: haproxy, mitmproxy-in/out, streamlit
- Monitors host services: crowdsec, uhttpd, dnsmasq
- Checks HTTPS endpoints: gk2.secubox.in, admin.gk2, lldh360.maegia.tv
- Auto-recovery with alert cooldown and log rotation
- Procd service + cron fallback for redundancy
luci-app-watchdog:
- Real-time dashboard with 10s polling
- Container/service tables with restart buttons
- Endpoint health indicators
- Alert log viewer with refresh/clear
- RPCD backend: status, restart_*, check, get_logs
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>