{
  config,
  pkgs,
  ...
}: {
  imports = [
    ./hardware-configuration.nix
  ];

  vfio.enable = true;
  # Bootloader
  boot = {
    loader = {
      systemd-boot.enable = true;
      efi = {
        canTouchEfiVariables = true;
      };
    };
    tmp.cleanOnBoot = true;
    binfmt.emulatedSystems = ["aarch64-linux"];
    extraModulePackages = [
      config.boot.kernelPackages.v4l2loopback
    ];
    kernelPackages = pkgs.linuxPackages_latest;
    kernelModules = ["coretemp" "kvm-amd" "v4l2loopback"];
    plymouth = {
      enable = true;
      theme = "breeze";
    };
  };

  time.hardwareClockInLocalTime = true;
  hardware = {
    cpu.amd.updateMicrocode = true;
    bluetooth.enable = true;
    bluetooth.powerOnBoot = true;
  };
  nix = {
    settings = {
      experimental-features = ["nix-command" "flakes"];
      auto-optimise-store = true;
    };
    gc = {
      automatic = true;
      dates = "weekly";
      options = "--delete-older-than 15d";
    };
  };
  nixpkgs.config.allowUnfree = true;
  systemd.services.NetworkManager-wait-online.enable = false;
  networking = {
    hostId = "3c26267f";
    hostName = "LONDON";
    networkmanager.enable = true;
    interfaces.enp14s0.useDHCP = true;
    interfaces.br0.useDHCP = true;
    bridges = {
      "br0" = {
        interfaces = ["enp14s0"];
      };
    };
    firewall = {
      enable = true;
      allowedUDPPortRanges = [
        {
          from = 3000;
          to = 22000;
        }
      ];
      allowedTCPPortRanges = [
        {
          from = 3000;
          to = 22000;
        }
      ];
      trustedInterfaces = ["enp14s0" "tailscale0" "docker0"];
      checkReversePath = "loose";
    };
    nftables.enable = true;
  };

  time.timeZone = "Europe/London";
  i18n.defaultLocale = "en_GB.utf8";

  services = {
    promtail = {
      enable = true;
      configuration = {
        server = {
          http_listen_port = 3031;
          grpc_listen_port = 0;
        };
        positions = {
          filename = "/tmp/positions.yaml";
        };
        clients = [
          {
            url = "http://monitoring:3030/loki/api/v1/push";
          }
        ];
        scrape_configs = [
          {
            job_name = "journal";
            journal = {
              max_age = "12h";
              labels = {
                job = "systemd-journal";
                host = "london";
              };
            };
            relabel_configs = [
              {
                source_labels = ["__journal__systemd_unit"];
                target_label = "unit";
              }
            ];
          }
        ];
      };
    };
    fwupd.enable = true;
    syncthing = {
      enable = true;
      overrideDevices = false;
      overrideFolders = false;
      user = "gsimmer";
      dataDir = "/home/gsimmer";
      guiAddress = "100.110.180.123:8384";
    };
    usbmuxd.enable = true;
    prometheus.exporters.node = {
      enable = true;
      listenAddress = "100.110.180.123";
      enabledCollectors = [
        "systemd"
        "processes"
      ];
    };
    dbus.enable = true;
    yubikey-agent.enable = true;
    udev.packages = with pkgs; [libu2f-host yubikey-personalization];
    tailscale.enable = true;
    pcscd.enable = true;
    mullvad-vpn.enable = true;
    xserver = {
      xkb.layout = "us";
      xkb.variant = "";
      enable = true;
    };
    desktopManager.plasma6.enable = true;
    displayManager.sddm.enable = true;
    pipewire = {
      enable = true;
      alsa.enable = true;
      alsa.support32Bit = true;
      pulse.enable = true;
      jack.enable = true;
    };
    printing = {
      enable = true;
      drivers = [pkgs.gutenprint pkgs.gutenprintBin];
    };
    avahi = {
      nssmdns4 = true;
      enable = true;
      publish = {
        enable = true;
        userServices = true;
        domain = true;
        workstation = true;
        hinfo = true;
      };
    };
  };
  programs.corectrl.enable = true;
  hardware = {
    opengl = {
      enable = true;
      driSupport = true;
      driSupport32Bit = true;
      extraPackages = with pkgs; [
        rocm-opencl-icd
        rocm-opencl-runtime
        amdvlk
      ];
      extraPackages32 = with pkgs; [
        driversi686Linux.amdvlk
      ];
    };

    sane.enable = true;
    sane.extraBackends = [pkgs.epkowa];
    pulseaudio.enable = false;
  };
  environment.variables.AMD_VULKAN_ICD = "RADV";
  xdg.portal.enable = true;

  programs = {
    tmux = {
      enable = true;
      extraConfig = ''
        set -g mouse on
      '';
    };
    gamemode.enable = true;
    zsh.enable = true;
    fish.enable = true;
    nix-ld.enable = true;
    dconf.enable = true;
    kdeconnect.enable = true;
    steam = {
      enable = true;
      remotePlay.openFirewall = true;
      dedicatedServer.openFirewall = false;
    };
    gnupg.agent = {
      enable = true;
      enableSSHSupport = false;
    };
  };
  # Define a user account. Don't forget to set a password with ‘passwd’.
  users.users.gsimmer = {
    shell = pkgs.fish;
    isNormalUser = true;
    description = "Gabriel Simmer";
    extraGroups = ["networkmanager" "wheel" "libvirtd" "qemu-libvirtd" "docker"];
    packages = with pkgs; [
      firefox-wayland
      vim
      lm_sensors
    ];
  };

  virtualisation = {
    docker = {
      enable = true;
      rootless = {
        enable = true;
        setSocketVariable = true;
      };
    };
    libvirtd.enable = true;
  };

  fonts = {
    packages = with pkgs; [
      ibm-plex
      jetbrains-mono
      emojione
      font-awesome
    ];
    enableDefaultPackages = true;
  };

  environment = {
    shells = with pkgs; [zsh fish];
    systemPackages = with pkgs; [
      os-prober
      tailscale
      cifs-utils
      pinentry-curses
      noisetorch
      nix-output-monitor
      xdg-utils
      dracula-theme
      yubikey-touch-detector
      docker-compose
      home-manager
      libimobiledevice
      ifuse
      glxinfo
      vulkan-tools
      glmark2
      libnotify
      emojione
      swtpm
      cloudflare-warp
      pcscliteWithPolkit.out
    ];
  };

  environment.plasma6.excludePackages = with pkgs.libsForQt5; [
    elisa
    okular
    oxygen
    khelpcenter
    konsole
    print-manager
  ];

  security = {
    polkit = {
      enable = true;
      extraConfig = ''
        polkit.addRule(function(action, subject) {
          if (action.id == "org.debian.pcsc-lite.access_pcsc" &&
            subject.isInGroup("wheel")) {
            return polkit.Result.YES;
            }
        });
      '';
    };
    rtkit.enable = true;
  };
  system.stateVersion = "23.05"; # Did you read the comment?
}