update not NixOS 25.05, switch go Gnome

os/configuration.nix

@@ -1,14 +1,10 @@
 { config, pkgs, ... }:
-
 {
-
   nix = {
-    package = pkgs.nixFlakes;
+    #package = pkgs.nixFlakes;
     settings = {
       experimental-features = [ "nix-command" "flakes" ];
     };
   };
-
   system.stateVersion = "23.05";
-
 }

os/flake.lock

@@ -7,32 +7,32 @@
         ]
       },
       "locked": {
-        "lastModified": 1687871164,
-        "narHash": "sha256-bBFlPthuYX322xOlpJvkjUBz0C+MOBjZdDOOJJ+G2jU=",
+        "lastModified": 1750792728,
+        "narHash": "sha256-Lh3dopA8DdY+ZoaAJPrtkZOZaFEJGSYjOdAYYgOPgE4=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "07c347bb50994691d7b0095f45ebd8838cf6bc38",
+        "rev": "366f00797b1efb70f2882d3da485e3c10fd3d557",
         "type": "github"
       },
       "original": {
         "owner": "nix-community",
-        "ref": "release-23.05",
+        "ref": "release-25.05",
         "repo": "home-manager",
         "type": "github"
       }
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1704290814,
-        "narHash": "sha256-LWvKHp7kGxk/GEtlrGYV68qIvPHkU9iToomNFGagixU=",
+        "lastModified": 1751211869,
+        "narHash": "sha256-1Cu92i1KSPbhPCKxoiVG5qnoRiKTgR5CcGSRyLpOd7Y=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "70bdadeb94ffc8806c0570eb5c2695ad29f0e421",
+        "rev": "b43c397f6c213918d6cfe6e3550abfe79b5d1c51",
         "type": "github"
       },
       "original": {
         "owner": "nixos",
-        "ref": "nixos-23.05",
+        "ref": "nixos-25.05",
         "repo": "nixpkgs",
         "type": "github"
       }

os/flake.nix

@@ -2,8 +2,8 @@
   description = "flake for nixos";
 
   inputs = {
-    nixpkgs.url = "github:nixos/nixpkgs/nixos-23.05";
-    home-manager.url = "github:nix-community/home-manager/release-23.05";
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-25.05";
+    home-manager.url = "github:nix-community/home-manager/release-25.05";
     home-manager.inputs.nixpkgs.follows = "nixpkgs";
   };
 
@@ -17,7 +17,7 @@
           ./hardware/lenovo-thinkpad-e14.nix
           ./system/base.nix
           ./system/packages.nix
-          ./system/desktop/plasma.nix
+          ./system/desktop/gnome.nix
           ./users/demo.nix
           ./users/master.nix
         ];

os/system/desktop/gnome.nix

@@ -1,8 +1,8 @@
 { pkgs, ... }: {
   services.xserver = {
     enable = true;
-    layout = "ch";
-    xkbVariant = "";
+    xkb.layout = "ch";
+    xkb.variant = "";
     displayManager.gdm.enable = true;
     desktopManager.gnome.enable = true;
   };

os/system/network.nix

@@ -1,7 +1,7 @@
 { pkgs, ... }: {
   networking = {
     hostName = "nixos";
-    nameservers = [ "192.168.1.1" "9.9.9.9" "2620:fe::fe" ];
+    nameservers = [ "192.168.1.1" "192.168.2.1" "9.9.9.9" "2620:fe::fe" ];
     #nameservers = [ "127.0.0.1" ];
     networkmanager = {
       enable = true;

os/system/packages.nix

@@ -1,18 +1,23 @@
-{ config, pkgs, ... }: 
+{ config, pkgs, ... }:
 let
-    unstable = import
-    (builtins.fetchTarball https://github.com/nixos/nixpkgs/tarball/nixpkgs-unstable)
+  unstable = import
+    (builtins.fetchTarball {
+      url = "https://github.com/nixos/nixpkgs/tarball/nixpkgs-unstable";
+      sha256 = "sha256:19wkjfhyidvkp4wjrr7idx83iiql6bskp1x1wrp52y0lc3xx847y";
+    })
     # reuse the current configuration
     { config = config.nixpkgs.config; };
-in {
+in
+{
 
   nixpkgs.config = {
     allowUnfree = true;
     permittedInsecurePackages = [
       "electron-24.8.6"
+      "electron-25.9.0"
     ];
   };
-  
+
   home-manager.useGlobalPkgs = true;
   home-manager.useUserPackages = true;
 
@@ -47,10 +52,18 @@ in {
     docker-buildx
     appimage-run
     gimp
-    unstable.libation
-    unstable.ledger-live-desktop
-    unstable.android-tools
-    unstable.android-udev-rules
+    libation
+    ledger-live-desktop
+    ledger-udev-rules
+    android-tools
+    android-udev-rules
+    ghostty
+    alacritty
+    brave
+    #unstable.gsconnect
+    code-cursor
+    go
+    gnomeExtensions.forge
   ];
 
   services.logind.extraConfig = ''

os/system/sound.nix

@@ -1,6 +1,6 @@
 { pkgs, ... }: {
-  sound.enable = true;
-  hardware.pulseaudio.enable = false;
+  #sound.enable = true;
+  services.pulseaudio.enable = false;
   services.pipewire = {
     enable = true;
     alsa.enable = true;

os/users/master.nix

@@ -13,13 +13,13 @@
     home.username = "master";
     home.homeDirectory = "/home/master";
     home.packages = with pkgs; [
-      plasma5Packages.bismuth
-      kdeconnect
-      kcalc
-      filelight
+      #plasma5Packages.bismuth
+      #kdeconnect
+      #kcalc
+      #filelight
       gparted
       veracrypt
-      nerdfonts
+      #nerdfonts
       tmux
       btop
       ranger
@@ -37,10 +37,9 @@
       hunspell
       hunspellDicts.de_CH
       imagemagick
-      solana-cli
+      #solana-cli
       sqlite
       rtl-sdr
-      brave
     ];
 
     programs = {