- Replace bash-only $((16#hex)) with printf "%d" 0x for ash
- Fix client-guardian collector to use actual UCI fields (name, zone,
status, first_seen, last_seen)
- Add ARP table collector for IP resolution and online detection
- Fix di_get_summary jsonfilter counting (use per-field extraction)
- Rename uci_get to di_ctl_get to avoid collision with OpenWrt's
/lib/functions.sh which overwrites it
- Replace rx_bytes/tx_bytes/risk_score with first_seen/last_seen
timeline in show command
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>