reNixos/s0mePC-nix/xdg/portal.nix

{...}: {
    xdg = {
        portal = {
            enable = true;
            wlr = {
                enable = true;
            };

            config = {
                common = {
                    default = [
                        "hyprland"
                        "gtk"
                    ];
                };
            };
        };
    };
}