duplicate messages with different packets in discord logger

overlapping clusters on map

Bug(map): flickers on initial load

Bug: nodes don't cluster when very close to each other and clustering is off

bug: clicking a node's recent packets closes the details for that node on mobile

Bug: LOS tool doesn't recompute on parameter change

Bug: Gateway node (sender) not extracted from MQTT messages, causing "UNK" throughout UI

Bug: discord bot /topnodes pulls combined results

Bug: lots of incorrect timestamps

Add configurable polygon-based geographic filter for nodes