{"status":"ok","message":"GTFS Data API","version":"1.0.0","endpoints":{"/shapes/{trip_id}":"Get route shape for a trip","/stops/{trip_id}":"Get stops for a trip","/trips/{trip_id}":"Get trip details","/duties/{trip_id}":"Get complete shift details for a trip","/duty-sheets":"Get list of all duty numbers for today","/duty-sheet/{dty_number}":"Get complete shift details by duty number","/routes":"Get list of all routes","/directions/{route_id}":"Get directions for a route","/route-directions":"Get unique route-direction combinations","/timetable?route_id={route_id}&headsign={headsign}&timing_points_only={bool}":"Get timetable data","/vehicle-history/{vehicle_id}":"Get position history for a vehicle","/health":"Health check","/admin/invalidate-cache":"Invalidate all Redis caches (POST)"}}