I will add that tells me about the keyboard, however keep in mind that each new project must configure its keyboard, I use the arrows because they are preset by Godot. The state machine is a design pattern, it is not necessary to change much because so far this way of accommodating the states meets the objective and is good for saving the developer time, unlike other machines I have analyzed. I appreciate your criticism, soon this asset will be updated with what you ask me and two new models already for Top-down games