Gesture adapter

WelcomeGesture.kt

sealed class WelcomeGesture {
    // Native gestures...

    /**
     * Login flow gesture
     * @property value Login flow gesture
     */
    data class Login(val value: LoginGesture) : WelcomeGesture()

    /**
     * Register flow gesture
     * @property value Register flow gesture
     */
    data class Register(val value: RegisterGesture) : WelcomeGesture()
}