fix(phase26): geocode pre-caching (BUG-09) + gate trips on OBD presence (BUG-10)

modules/app_trip.py

@@ -81,6 +81,12 @@ def build_trip_summaries(raw_rows):
     if len(rows) < 2:
         return []
 
+    # Don't generate trips from GPS drift when the car was never connected.
+    # Without OBD, GPS jitter can produce false motion events on the bench.
+    from modules import app_obd
+    if not app_obd.was_car_ever_connected():
+        return []
+
     obd_motion = []
     gps_motion = []
     for index in range(1, len(rows)):