Unable to create a fork of the Flathub repository

hub: > To quote you, without further comment > >> But of course, that was before I knew that dealing with Flathub is one of the worst experiences a developer can have. What I said is true. In fact, there’s an extremely important detail about Flathub’s requirements. There’s something about using a portal being mandatory if it can be used instead of static permissions, but there’s no portal for Wine/Proton/UMU to function correctly. I tested the Document Portal extensively; it doesn’t replace static permissions.