Example of how to authenticate with Biometrics

AuthModel.swift

func signInWithBiometrics()  {
        let context = LAContext()
        var error: NSError?
        
        if context.canEvaluatePolicy(.deviceOwnerAuthenticationWithBiometrics, error: &error) {
            let reason = "Please authenticate yourself to unlock your places."
            
            context.evaluatePolicy(.deviceOwnerAuthenticationWithBiometrics, localizedReason: reason) { success, authenticationError in
                if success {
                    Task { @MainActor in
                        self.userProfile.isAuthenticated = true
                    }
                } else {
                    if let error {
                        self.errorMessage = error.localizedDescription
                    }
                }
            }
        } else {
            // no biometrics
        }
        
    }