{
  inputs,
  lib,
  ...
}: {
  imports = [
    inputs.nix-index-database.nixosModules.nix-index
  ];
  programs.nix-index-database.comma.enable = true;
  # Allow unfree packages
  nixpkgs.config.allowUnfreePredicate = pkg:
    builtins.elem (lib.getName pkg) [
      "vscode" # TODO: remove this
      "discord"
      "obsidian"
      "steam"
      "steam-unwrapped"
      # nvidia related (i have to)
      "nvidia-x11"
      "cuda_cudart"
      "libcublas"
      "cuda_cccl"
      "cuda_nvcc"
      "nvidia-settings"
      "cuda-merged"
    ];

  # enable nix flakes
  nix.settings.experimental-features = ["nix-command" "flakes"];

  nix.nixPath = ["nixpkgs=${inputs.nixpkgs}"];

  nix.channel.enable = false;

  nix.registry = {
    self.flake = inputs.self;
    osbm-nvim = {
      to = {
        owner = "osbm";
        repo = "osbm-nvim";
        type = "github";
      };
      from = {
        id = "osbm-nvim";
        type = "indirect";
      };
    };
  };

  nix.settings.trusted-users = ["root" "osbm"];

  nix.gc = {
    automatic = true;
    dates = "01:37";
    options = "--delete-older-than 7d";
  };

  # nix.nixPath = ["nixpkgs=${pkgs.path}"];

  # disable the database error TODO add nix-index search
  programs.command-not-found.enable = false;

  system.configurationRevision = inputs.self.rev or "dirty";
}