add server1 and change flatpak to make it works if not defined

flake.nix

@@ -42,6 +42,15 @@
             nvf.nixosModules.default
           ];
         };
+        server1 = nixpkgs.lib.nixosSystem {
+          specialArgs = { inherit inputs system overlays; };
+          modules = [
+            ./hosts/server1/configuration.nix
+            nix-flatpak.nixosModules.nix-flatpak
+            inputs.stylix.nixosModules.stylix
+            nvf.nixosModules.default
+          ];
+        };
         laptop1 = nixpkgs.lib.nixosSystem {
           specialArgs = { inherit inputs system overlays; };
           modules = [

hosts/server1/configuration.nix

@@ -0,0 +1,28 @@
+{ inputs, config, ... }:
+
+{
+  imports = [
+    ../common/common.nix
+    ./hardware-configuration.nix
+  ];
+
+  networking.hostName = "server1";
+
+  smayzy = {
+    server.enable = true;
+  };
+
+  home-manager = {
+    extraSpecialArgs = {
+      inherit inputs;
+      smayzy = config.smayzy;
+    };
+    users = {
+      smayzy = import ./home.nix;
+    };
+    backupFileExtension = "backup";
+  };
+
+  system.stateVersion = "24.11";
+
+}

hosts/server1/hardware-configuration.nix

@@ -0,0 +1,61 @@
+# Do not modify this file!  It was generated by ‘nixos-generate-config’
+# and may be overwritten by future invocations.  Please make changes
+# to /etc/nixos/configuration.nix instead.
+{
+  config,
+  lib,
+  pkgs,
+  modulesPath,
+  ...
+}:
+
+{
+  imports = [
+    (modulesPath + "/installer/scan/not-detected.nix")
+  ];
+
+  boot.initrd.availableKernelModules = [
+    "xhci_pci"
+    "ahci"
+    "nvme"
+    "usb_storage"
+    "usbhid"
+    "sd_mod"
+  ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-amd" ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" = {
+    device = "/dev/disk/by-uuid/05e716ac-e6a2-407d-9941-5ad95db74698";
+    fsType = "ext4";
+  };
+
+  fileSystems."/boot" = {
+    device = "/dev/disk/by-uuid/A238-B4BF";
+    fsType = "vfat";
+    options = [
+      "fmask=0077"
+      "dmask=0077"
+    ];
+  };
+
+  fileSystems."/home" = {
+    device = "/dev/disk/by-uuid/30759de4-934a-4c89-aca5-2e4fed7fe94f";
+    fsType = "ext4";
+  };
+
+  swapDevices = [
+    { device = "/dev/disk/by-uuid/5baebd62-0a58-47c0-b2de-1f5c2970fadf"; }
+  ];
+
+  # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
+  # (the default) this is the recommended approach. When using systemd-networkd it's
+  # still possible to use this option, but it's recommended to use it in conjunction
+  # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
+  networking.useDHCP = lib.mkDefault true;
+  # networking.interfaces.enp4s0.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}

hosts/server1/home.nix

@@ -0,0 +1,7 @@
+{ ... }:
+
+{
+  imports = [
+    ../common/home.nix
+  ];
+}

modules/nix/flatpak/flatpak.nix

@@ -1,30 +1,6 @@
 { lib, config, ... }:
 let
   inherit (lib) mkIf mkOption types;
-
-  gaming = [
-    "com.heroicgameslauncher.hgl"
-  ];
-
-  dev = [
-    "com.google.AndroidStudio"
-  ];
-
-  utils = [
-    "com.usebottles.bottles"
-    "com.github.tchx84.Flatseal"
-    "it.mijorus.gearlever"
-  ];
-
-  media = [
-    "com.obsproject.Studio"
-  ];
-
-  flatpaks =
-    (if config.smayzy.flatpak.gaming.enable then gaming else [ ])
-    ++ (if config.smayzy.flatpak.dev.enable then dev else [ ])
-    ++ (if config.smayzy.flatpak.utils.enable then utils else [ ])
-    ++ (if config.smayzy.flatpak.media.enable then media else [ ]);
 in
 {
   options.smayzy.flatpak = mkOption {
@@ -61,13 +37,42 @@ in
         };
       };
     };
+    default = {};
   };
 
-  config = mkIf config.smayzy.flatpak.enable {
+  config = mkIf config.smayzy.flatpak.enable (
-    services.flatpak = {
+    let
-      enable = true;
+      gaming = [
-      update.onActivation = true;
+        "com.heroicgameslauncher.hgl"
-      packages = flatpaks;
+      ];
-    };
+
-  };
+      dev = [
+        "com.google.AndroidStudio"
+      ];
+
+      utils = [
+        "com.usebottles.bottles"
+        "com.github.tchx84.Flatseal"
+        "it.mijorus.gearlever"
+      ];
+
+      media = [
+        "com.obsproject.Studio"
+      ];
+
+      flatpaks =
+        (if config.smayzy.flatpak.gaming.enable then gaming else [ ])
+        ++ (if config.smayzy.flatpak.dev.enable then dev else [ ])
+        ++ (if config.smayzy.flatpak.utils.enable then utils else [ ])
+        ++ (if config.smayzy.flatpak.media.enable then media else [ ]);
+    in
+    {
+      services.flatpak = {
+        enable = true;
+        update.onActivation = true;
+        packages = flatpaks;
+      };
+    }
+  );
 }
+

modules/nix/groups/default.nix

@@ -4,5 +4,6 @@
     ./base.nix
     ./desktop.nix
     ./laptop.nix
+    ./server.nix
   ];
 }

modules/nix/groups/server.nix

@@ -0,0 +1,19 @@
+{ lib, config, ... }:
+let
+  inherit (lib) mkIf mkOption types;
+in
+{
+  options.smayzy.server.enable = mkOption {
+    type = types.bool;
+    default = false;
+    description = "desktop settings";
+  };
+
+  config = mkIf config.smayzy.server.enable {
+    smayzy = {
+      base = true;
+      power = "desktop";
+      stylix.enable = true;
+    };
+  };
+}