You have succeeded in your creation and are suffering because maintaining a product does not require the same set of skills. Maybe you should designate another

You have succeeded in your creation and are suffering because maintaining a product does not require the same set of skills. Maybe you should designate another leader for that. IMHO, creative mindset is not good for maintenance because you want to start too many changes at the same time. For maintenance, you need a more accounting mindset. Write how you plan the evolution of your product and gives this plan to someone else.