TARGET RADIO (SLOT)
Settings are stored per radio slot.
ANCHOR LOCATION
Centre point for the boundary ring. Uses radio GPS if available, then manual fallback.
Manual fallback — used when radio has no GPS fix.
BOUNDARY RADIUS
10.0 km
BACKGROUND AUTO-PRUNE
Silently remove out-of-bounds nodes every 5 minutes.
REMOVE NO-GPS NODES
Also delete nodes with no position data.