configuration.nix/hosts/rico0/default.nix

{ lib, ... }: {
  imports = [
    ./hardware
    ./programs
    ./services
    ./containers
    ./network.nix
    ./security.nix
  ];

  nix.gc = {
    automatic = true;
    dates = "Fri *-*-* 00:00:00";
    options = "--delete-old";
    randomizedDelaySec = "1h";
  };

  documentation = {
    enable = lib.mkDefault false;
    doc.enable = lib.mkDefault false;
    info.enable = lib.mkDefault false;
    man.enable = lib.mkDefault false;
    nixos.enable = lib.mkDefault false;
  };

  xdg = {
    autostart.enable = lib.mkDefault false;
    icons.enable = lib.mkDefault false;
    mime.enable = lib.mkDefault false;
    sounds.enable = lib.mkDefault false;
  };

  # https://github.com/NixOS/nixpkgs/issues/126755#issuecomment-869149243
  nixpkgs.overlays = [
    (final: super: {
      makeModulesClosure = x:
        super.makeModulesClosure (x // { allowMissing = true; });
    })
  ];

  i18n = {
    defaultLocale = "en_US.UTF-8";
    extraLocaleSettings = {
      LC_ADDRESS = "en_US.UTF-8";
      LC_IDENTIFICATION = "en_US.UTF-8";
      LC_MEASUREMENT = "en_US.UTF-8";
      LC_MONETARY = "en_US.UTF-8";
      LC_NAME = "en_US.UTF-8";
      LC_NUMERIC = "en_US.UTF-8";
      LC_PAPER = "en_US.UTF-8";
      LC_TELEPHONE = "en_US.UTF-8";
      LC_TIME = "en_US.UTF-8";
      LC_ALL = "en_US.UTF-8";
    };
    supportedLocales = [ "en_US.UTF-8/UTF-8" ];
  };

  time.timeZone = "Asia/Kolkata";
  system = {
    switch = {
      enable = false;
      enableNg = true;
    };
    stateVersion = "23.11";
  };
}