get direction routes in mapbox flutter
// install https://github.com/JaffaKetchup/flutter_osrm
import 'package:flutter_osrm/flutter_osrm.dart';
// Get a 'nearby' point
OSRM(OSRMProfile.car).nearby(LatLng());
// Get a route between two points
OSRM(OSRMProfile.car).route([LatLng(), LatLng()]);