{ config, pkgs, ... }: let # This fetches the code directly from GitHub without needing a 'channel' nix-flatpak = builtins.fetchTarball { url = "https://github.com/gmodena/nix-flatpak/archive/main.tar.gz"; # You can add a sha256 here for security later }; in { imports = [ "${nix-flatpak}/nixos.nix" ]; services.flatpak = { enable = true; packages = [ "io.github.zen_browser.zen" ]; overrides = { "io.github.zen_browser.zen" = { Context.filesystems = [ "home:rw" ]; }; }; }; }