Graham McIntire d23ac8cb38 docs: add design for trail line visualization at low zoom for tracked callsigns ... - Show polyline trail instead of heat map when tracking callsign at zoom ≤ 8 - Individual markers remain at zoom > 8 - Trail line connects positions chronologically - Respects trail duration setting		2026-03-01 15:01:07 -06:00
..
2026-02-27-callsign-trail-line-design.md	docs: add design for trail line visualization at low zoom for tracked callsigns	2026-03-01 15:01:07 -06:00