{
  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
    zoxide
    zsh
  ];
  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;
  };
}