{ lib, pkgs, ... }:
{
  users.users.caleb = {
    packages = with pkgs;
      [
        ## apps
        firefox
        kate
        qalculate-qt
        keepassxc
        libsForQt5.krdc
        libreoffice-qt
        isoimagewriter
        qdirstat
        signal-desktop
        monero-gui
        tor-browser-bundle-bin
        yubikey-manager-qt
        gparted
        hashcat

        ##flatpak
        flatpak
        gnome.gnome-software
      ];
  };

  environment.systemPackages = with pkgs; [
    openjdk8
  ];

  # Enable mullvad vpn
  services.mullvad-vpn.package = pkgs.mullvad-vpn;
  services.mullvad-vpn.enable = true;

  # Enable tailscale
  services.tailscale.enable = true;

  # install Steam
  programs.steam = {
    enable = true;
    remotePlay.openFirewall = true;
    dedicatedServer.openFirewall = true;
  };

  # yubikey
  services.pcscd.enable = true;

  # flatpak for bluebubbles client
  services.flatpak.enable = true;
}