Add Sentinel-2 road freight trends with Analyze Here UI.

Port DrishX truck-motion detection as an opt-in slow layer: on-demand map-center analysis, preset corridors, layer panel toggle, and Docker road-corridor extras.

Co-authored-by: Cursor <cursoragent@cursor.com>

.gitignore

@@ -109,6 +109,9 @@ backend/data/*
 # release. Used ONLY on first-ever startup to bootstrap carrier_cache.json;
 # after that the cache reflects this install's own GDELT observations.
 !backend/data/carrier_seed.json
+# DrishX RF model weights (MIT — see backend/third_party/drishx/NOTICE.md)
+!backend/data/drishx/
+!backend/data/drishx/rf_model.pickle
 
 # OS generated files
 .DS_Store