{
  pkgs,
  username,
  hostname,
  modulesPath,
  inputs,
  ...
}:
{
  system.stateVersion = "25.11";

  imports = builtins.trace "${inputs.mysecrets}" [
    (modulesPath + "/installer/scan/not-detected.nix")
    ./network.nix
    ./disk-config.nix
    ./hardware-configuration.nix
    ../../modules/core
    ../../modules/optionnals/hosts/${hostname}.nix
  ];

  boot.kernelPackages = pkgs.linuxPackages_latest;

  time.timeZone = "Europe/Paris";

  nix = {
    settings = {
      ## Enable flakes
      experimental-features = [
        "nix-command"
        "flakes"
      ];
      ## Users trusted to use flake command
      trusted-users = [
        "root"
        "${username}"
      ];
    };
  };

  ## Enable virtualisation guest settings
  services.qemuGuest.enable = true;
  services.spice-vdagentd.enable = true;
  services.xserver = {
    videoDrivers = [ "modesetting" ]; # Driver vidéo optimisé pour QEMU/KVM
  };

  environment.systemPackages = [
    pkgs.spice-gtk # Outils SPICE
    pkgs.spice-protocol # Protocoles SPICE
  ];

  #fileSystems."/" = {
  #  device = "/dev/vda2"; # Disque virtuel typique
  #  fsType = "btrfs";
  #};
}