{
  config,
  lib,
  pkgs,
  meta,
  ...
}: let
  sshKeys = [
    "sk-ssh-ed25519@openssh.com AAAAGnNrLXNzaC1lZDI1NTE5QG9wZW5zc2guY29tAAAAIMggnmTj7KL409V2mtbPgKERbmyJAeCGBcyzxWW+arRZAAAABHNzaDo= yubikey-black"
    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIAltYcKHavkQBJFlogNuT3JhX6ob30V3EYje4pOQBLgq gpg\\mira.kristipati@gmail.com"
    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIEKT/rbUu87QyRD7L/QSr+lQMJz2m/mdqlqyCQEMwUJj gpgssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIEw3/9inZC/MRPkuOF6T5LiFoOlgo5HZVIM36IC+hlzJ gpg\\mira-yubikey-black"
    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFdRtpQWCPyQQuzcwlbFukGZSlRTcfNzG840kMvbuPwr gpg\\kristipati.ajay@gmail.com"
    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIIA0ikP2zdDBaJZ+aoE6jFz3UpCyHjz1r1QtuZTAvTpx zagreus25519"
    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJx1GWB1xkE+ECavUypp99FqmB4emiw+j2PpsxN8OXpa gpg\\mira@xn--2dkua.xn--tckwe"
    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAINa3w6lweeP4XBokNCEJb86th9S81WQQ+LVVwCRpADap kristipati.ajay@gmail.com"
    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOY3LSWsg9XK1rI7r2E+1tmX3Vi7W5opwkvqO6AsduZR gpg\\ArgentumCation"
    "ssh-rsa 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 mira@epinephrine"
    "ssh-rsa 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 root@epinephrine"
    "ssh-rsa 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 norepinephrine"
    "ssh-rsa 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 u0_a441@localhost"
  ];
in {
  nix = {
    package = pkgs.nixFlakes;
    optimise.automatic = true;
    # gc.automatic = true;
    extraOptions = ''
      experimental-features = nix-command flakes
    '';
  };
  nixpkgs = {
    config = {
      allowUnfree = true;
    };
  };

  networking = {
    hostName = meta.hostname;
  };
  # Set your time zone.
  time.timeZone = "America/New_York";

  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";
    };
  };
  fonts = {
    fontDir.enable = true;
    packages = with pkgs; [
      atkinson-hyperlegible
      #nerdfonts
      #fira-code-nerdfont
    ];
  };
  services =
    {
      openssh = {
        enable = true;
        settings = {
          PermitRootLogin = lib.mkForce "prohibit-password";
          PasswordAuthentication = false;
        };
        allowSFTP = true;
      };
      tuptime.enable = true;
      tuptime.timer.enable = true;
    }
    // lib.optionalAttrs ((builtins.match ".*-linux" pkgs.stdenv.hostPlatform.system)
      != null) {
      avahi = {
        enable = true;
        ipv4 = true;
        ipv6 = true;
        nssmdns6 = true;
        nssmdns4 = true;
        openFirewall = true;
      };
      # smartd
      smartd.enable = lib.mkDefault true;
    }
    # Mac Services
    // lib.optionalAttrs ((builtins.match ".*-darwin" pkgs.stdenv.hostPlatform.system)
      != null) {
      nix-daemon.enable = true;
    };
  users = {
    groups.dockremap = {};
    groups."mira".gid = 1000;
    users = {
      root.openssh.authorizedKeys.keys = sshKeys;
      mira = {
        isNormalUser = true;
        group = "mira";
        uid = 1000;
        extraGroups = ["wheel" "docker" "dockremap" "audio"];
        packages = with pkgs; [
          firefox
          tree
        ];
        shell = pkgs.zsh;
        openssh.authorizedKeys.keys = sshKeys;
      };
      anish = {
        isNormalUser = true;
        extraGroups = ["wheel" "docker" "dockremap"];
        shell = pkgs.zsh;
        openssh.authorizedKeys.keys = ["ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIF6+YE7GteMK6Lmo0oW266LmaD6jwQMnCxwv0/V9zqKR akristipati6@gatech.edu"];
      };
    };
  };
  environment.systemPackages = with pkgs; [
    alejandra
    bat
    btdu
    btop
    btrbk
    cargo
    chezmoi
    delta
    difftastic
    duf
    fastfetch
    fd
    file
    fzf
    gdu
    hyfetch
    killall
    lsd
    mcfly
    neovim
    nushell
    starship
    ripgrep
    sheldon
    statix
    tealdeer
    viddy
    wget
    powertop
    brightnessctl
    zoxide
    zsh
    lsof
  ];
  programs = {
    tmux.enable = true;
    git = {
      enable = true;
      lfs.enable = true;
    };
    lazygit.enable = true;
    yazi.enable = true;
    zsh.enable = true;
    thefuck.enable = true;
    direnv.enable = true;
    neovim.enable = true;
    starship.enable = true;
    fzf.fuzzyCompletion = true;
  };
}