remove deck host

hosts/nixos/deck/system.nix

@@ -1,120 +0,0 @@
-{ config, pkgs, lib, ... }:
-
-{
-  imports = [
-    ./hardware-configuration.nix
-    ./disk-config.nix
-    ../system-default.nix  # Common NixOS system configuration
-    ../../../modules/wireguard.nix
-    ../../../modules/login-display.nix
-  ];
-
-  # Bootloader - standard UEFI setup
-  boot.loader = {
-    systemd-boot.enable = true;
-    systemd-boot.configurationLimit = 50;
-    efi.canTouchEfiVariables = true;
-    timeout = 3;
-  };
-
-  # Network configuration
-  networking = {
-    hostName = "deck";
-    networkmanager = {
-      enable = true;
-      wifi.powersave = true;
-    };
-    firewall.enable = false;
-  };
-
-  # WireGuard VPN configuration
-  services.wireguard-custom = {
-    enable = true;
-    mode = "client";
-    clientConfig = {
-      address = "10.2.2.40/32";
-      serverEndpoint = "91.98.84.215:51820";
-      serverPublicKey = "46QHjSzAas5g9Hll1SCEu9tbR5owCxXAy6wGOUoPwUM=";
-      allowedIPs = [ "10.2.2.0/24" ];  # Only route WireGuard network through VPN
-    };
-  };
-
-  # Hardware support for Steam Deck (AMD APU)
-  hardware = {
-    enableRedistributableFirmware = true;
-
-    # Graphics configuration for AMD
-    # Note: enable32Bit is set by jovian.steam.enable
-    graphics.enable = true;
-
-    # Bluetooth support
-    bluetooth = {
-      enable = true;
-      powerOnBoot = true;
-      settings = {
-        General = {
-          Enable = "Source,Sink,Media,Socket";
-        };
-      };
-    };
-  };
-
-  # Jovian Steam Deck configuration
-  jovian = {
-    hardware.has.amd.gpu = true;  # Enables backlight control and early modesetting
-
-    steam = {
-      enable = true;
-      autoStart = true;
-      desktopSession = "gamescope-wayland";
-      user = "yanlin";
-    };
-    devices.steamdeck = {
-      enable = true;
-      autoUpdate = true;
-    };
-    steamos = {
-      useSteamOSConfig = true;  # Enable SteamOS optimizations (zram, OOM, sysctl, etc.)
-      enableBluetoothConfig = true;  # SteamOS bluetooth defaults
-      enableAutoMountUdevRules = true;  # Auto-mount SD cards
-    };
-  };
-
-  # Host-specific SSH configuration
-  services.openssh = {
-    settings = {
-      PermitRootLogin = "no";
-    };
-  };
-
-  # Host-specific user configuration
-  users.users.yanlin = {
-    extraGroups = [ "networkmanager" "wheel" "video" "audio" "input" ];
-    hashedPassword = "$6$kSyaRzAtj8VPcNeX$NsEP6zQAfp6O8YWcolfPRKnhIcJlKu5luZgWqozJAHtbE/gv90KoOOKU7Dt.FnbPB0Ej26jXoBH4X.7y/OLGB1";
-    openssh.authorizedKeys.keys = [
-      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOzmzq6xXp7KkUfPsFo/4O7AYVCJ1U+GrbD0fB10izMF yanlin@thinkpad"
-    ];
-  };
-
-  # Host-specific packages
-  environment.systemPackages = with pkgs; [
-    # System utilities
-    pciutils
-    usbutils
-    unzip
-
-    smartmontools  # Disk health monitoring (SMART)
-  ];
-
-  # Login display with SMART disk health status
-  services.login-display = {
-    enable = true;
-    showSystemInfo = true;
-    showSmartStatus = true;
-    smartDrives = {
-      "/dev/nvme0n1" = "System_SSD";
-    };
-    showDiskUsage = true;
-  };
-
-}