{
  lib,
  this,
  ...
}:
with lib; {
  nixfiles.modules = {
    wireguard.client.enable = true;

    syncthing.enable = true;

    acme.enable = true;

    rtorrent.enable = true;
  };

  boot = {
    loader.grub = {
      enable = true;
      device = "/dev/sda";
    };

    initrd = {
      availableKernelModules = ["uhci_hcd" "ahci"];
      kernelModules = ["nvme"];
    };
  };

  fileSystems."/" = {
    device = "/dev/sda1";
    fsType = "ext4";
    options = ["noatime"];
  };

  swapDevices = [
    {
      device = "/swapfile";
      size = 4 * 1024;
    }
  ];

  zramSwap = {
    enable = true;
    memoryPercent = 25;
  };
}