{
  config,
  lib,
  pkgs,
  ...
}: let
  sshdTmpDirectory = "${config.user.home}/sshd-tmp";
  sshdDirectory = "${config.user.home}/sshd";
  pathToPubKey = "/mnt/sdcard/Download/picard_host_key.pub";
  port = 8022;
in {
  # Backup etc files instead of failing to activate generation if a file already exists in /etc
  environment.etcBackupExtension = ".bak";

  # Read the changelog before changing this value
  system.stateVersion = "23.11";

  # Set up nix for flakes
  nix.extraOptions = ''
    experimental-features = nix-command flakes
  '';

  # Set your time zone
  time.timeZone = "Europe/Rome";

  build.activation.sshd = ''
    $DRY_RUN_CMD mkdir $VERBOSE_ARG --parents "${config.user.home}/.ssh"
    $DRY_RUN_CMD cat ${pathToPubKey} > "${config.user.home}/.ssh/authorized_keys"

    if [[ ! -d "${sshdDirectory}" ]]; then
      $DRY_RUN_CMD rm $VERBOSE_ARG --recursive --force "${sshdTmpDirectory}"
      $DRY_RUN_CMD mkdir $VERBOSE_ARG --parents "${sshdTmpDirectory}"

      $VERBOSE_ECHO "Generating host keys..."
      $DRY_RUN_CMD ${pkgs.openssh}/bin/ssh-keygen -t rsa -b 4096 -f "${sshdTmpDirectory}/ssh_host_rsa_key" -N ""

      $VERBOSE_ECHO "Writing sshd_config..."
      $DRY_RUN_CMD echo -e "HostKey ${sshdDirectory}/ssh_host_rsa_key\nPort ${toString port}\n" > "${sshdTmpDirectory}/sshd_config"

      $DRY_RUN_CMD mv $VERBOSE_ARG "${sshdTmpDirectory}" "${sshdDirectory}"
    fi
  '';

  environment.packages = [
    pkgs.vim
    pkgs.bottom
    pkgs.helix
    pkgs.stress
    pkgs.openssh
    pkgs.git
    (pkgs.writeScriptBin "sshd-start" ''
      #!${pkgs.runtimeShell}

      echo "Starting sshd in non-daemonized way on port ${toString port}"
      ${pkgs.openssh}/bin/sshd -f "${sshdDirectory}/sshd_config" -D
    '')
  ];
}