add flatpak (cloudredirect)

flake.nix

@@ -20,6 +20,7 @@
     bcdl-free.url = "git+https://git.pizzasucht.net/KeksNino/free-bandcamp-downloader";
     nixvim.url = "github:nix-community/nixvim";
     hyprsplit.url = "github:shezdy/hyprsplit";
+    nix-flatpak.url = "github:gmodena/nix-flatpak/?ref=latest";
   };
 
   outputs =
@@ -35,13 +36,14 @@
       bcdl-free,
       nixvim,
       hyprsplit,
+      nix-flatpak,
       ...
     }@inputs:
     let
       system = "x86_64-linux";
     in
     {
-      nixosConfigurations.desktop = nixpkgs.lib.nixosSystem {
+      nixosConfigurations.nixos-desktop = nixpkgs.lib.nixosSystem {
         specialArgs = {
           inherit
             sls-steam
@@ -49,6 +51,7 @@
             xremap-flake
             system
             nixvim
+            nix-flatpak
             ;
         };
         modules = [
@@ -56,6 +59,7 @@
           ./hosts/desktop/hardware-configuration.nix
           ./modules/common.nix
           ./modules/desktop/xremap.nix
+          ./modules/desktop/flatpak.nix
           home-manager.nixosModules.home-manager
           gsr-ui.nixosModules.default
           {