nix-configs/configuration.nix

{ config, pkgs, ... }: 

{
   # Import other configuration modules
   # (hardware-configuration.nix is autogenerated upon installation)
   # paths in nix expressions are always relative the file which defines them
   imports =
       [
           ./hardware-configuration.nix
           "${builtins.fetchTarball "https://github.com/nix-community/disko/archive/master.tar.gz"}/module.nix"
           ./disko-config.nix
#           ./programs.nix
       ];

   # Latest kernel
   boot.kernelPackages = pkgs.linuxPackages_latest;

   boot.loader = {
      systemd-boot.enable = true;
      systemd-boot.consoleMode = "0";
   };

   #nix.settings.auto-optimise-store = true;
   nix.settings.experimental-features = [ "nix-command" "flakes" ];

   nix.gc = {
     automatic = true;
     dates = "weekly";
     options = "--delete-older-than 30d";
   };

   networking.networkmanager.enable = true;

   # Set your time zone.
   time.timeZone = "America/Denver";

   # Enter keyboard layout
   services.xserver.layout = "us";

   # Enable Flatpak
   xdg = {
      portal = {
         enable = true;
         extraPortals = with pkgs; [
            xdg-desktop-portal-wlr
            xdg-desktop-portal-kde
         ];
       };
   };

   # Define user accounts
   users.users.aaronh = {
           description = "Aaron Honeycutt";
           home = "/home/aaronh";
           extraGroups = [ "wheel" "networkmanager" "adm"];
           isNormalUser = true;
           hashedPassword = "$6$aAcbLtqiqzySifls$jdKMOQjoWITHD/dWNNZVUH/qNc6aoJ7v4zYofi0U7IJSVTbmOfChS3mzaJbp57AodjdPNKPrnrip8Nlh2Qanx.";

      packages = with pkgs; [
         neofetch
      ];
   };

   programs.bash = {
     shellAliases = {
       generations = "sudo nix-env -p /nix/var/nix/profiles/system --list-generations";
       nix-upgrade = "sudo nixos-rebuild switch --upgrade";
     };
   };

   programs.git = {
     lfs.enable = true;
     config = {
        color = {
           ui = "auto";
        };
        color.status = {
          added = "green bold";
          changed = "yellow bold";
          untracked = "red bold";
        };
        push = {
          autoSetupRemote = "true";
        };
        init = {
           defaultBranch = "main";
        };
      };
   };
    
   # Allow Unfree
   nixpkgs.config.allowUnfree = true;

   # Install some packages
   environment.systemPackages = 
           with pkgs; 
           [
               avahi
               cargo
               dmidecode
               fira
               firefox
               git
               git-lfs         
               libcamera
               lshw
               roboto-slab
               nix-index
               nvd
               unzip
               wget
               xz
            ]; 
 
   # Enable/Disable hardware
   ## Turn off PulseAudio
   hardware.pulseaudio.enable = false;

   # Enable Pipewire
   security.rtkit.enable = true;
   services.pipewire = {
      enable = true;
      alsa.enable = true;
      alsa.support32Bit = true;
      pulse.enable = true;
   };

   # Enable Bluetooth
   hardware.bluetooth.enable = true;

   # Enable services
   services.flatpak.enable = true;
   services.fwupd.enable = true;
   services.printing.enable = true;
   services.openssh.enable = true;

   services.avahi = {
      enable = true;
      nssmdns = true;
      openFirewall = true;
         # Needed for detecting scanners
         publish = {
            enable = true;
            addresses = true;
            userServices = true;
         };
   };

   # Scanner support
   hardware.sane.enable = true;
   hardware.sane.extraBackends = [ pkgs.sane-airscan ];
   services.ipp-usb.enable = true;

   system.activationScripts.diff = {
     supportsDryActivation = true;
     text = ''
       ${pkgs.nvd}/bin/nvd --nix-bin-dir=${pkgs.nix}/bin diff /run/current-system "$systemConfig"
     '';
   };

   # System 
   system.stateVersion = "23.11";
   system.autoUpgrade.enable = true;
}