// Declare coaching view
let coachingOverlay = ARCoachingOverlayView()
// Set up coaching view (assuming ARView already exists)
coachingOverlay.session = self.arView.session
coachingOverlay.delegate = self
coachingOverlay.goal = .geoTracking
coachingOverlay.translatesAutoresizingMaskIntoConstraints = false
self.arView.addSubview(coachingOverlay)
NSLayoutConstraint.activate([
coachingOverlay.centerXAnchor.constraint(equalTo: view.centerXAnchor),
coachingOverlay.centerYAnchor.constraint(equalTo: view.centerYAnchor),
coachingOverlay.widthAnchor.constraint(equalTo: view.widthAnchor),
coachingOverlay.heightAnchor.constraint(equalTo: view.heightAnchor),
])