in muster-point-client/MapView.swift [13:23]
func makeUIView(context: Context) -> MKMapView {
let mapView = MKMapView()
mapView.showsUserLocation = true
mapView.userTrackingMode = .follow
mapView.isZoomEnabled = true
mapView.isScrollEnabled = true
mapView.delegate = context.coordinator
return mapView
}