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hosts/sidon/configuration.nix

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+# Edit this configuration file to define what should be installed on
+# your system.  Help is available in the configuration.nix(5) man page
+# and in the NixOS manual (accessible by running ‘nixos-help’).
+{
+  config,
+  pkgs,
+  ...
+}: {
+  imports = [
+    # Include the results of the hardware scan.
+    ./hardware-configuration.nix
+    ../common
+    ../common/graphical
+
+    (import ../../modules).sidon
+  ];
+
+  services.xserver = {
+    dpi = 144;
+    videoDrivers = ["nvidia"];
+    screenSection = ''
+      Option	"metamodes" "nvidia-auto-select +0+0 {ForceCompositionPipeline=On}"
+      Option	"AllowIndirectGLXProtocol" "off"
+      Option	"TripleBuffer" "on"
+    '';
+  };
+
+  environment.sessionVariables.NIXOS_OZONE_WL = "1";
+
+  security.pam.u2f = {
+    enable = true;
+  };
+
+  hardware.nvidia.modesetting.enable = true;
+
+  networking.hostName = "sidon"; # Define your hostname.
+
+  # This value determines the NixOS release from which the default
+  # settings for stateful data, like file locations and database versions
+  # on your system were taken. It‘s perfectly fine and recommended to leave
+  # this value at the release version of the first install of this system.
+  # Before changing this value read the documentation for this option
+  # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
+  system.stateVersion = "23.05"; # Did you read the comment?
+}