nixos/hosts/FredOS-Kayla.nix

# hosts/FredOS-Kayla.nix — Kayla's desktop. Deliberately plain: stock KDE
# Plasma 6 on SDDM, no Hyprland/quickshell/zen (all of those are gated to
# FredOS-Gaming/FredOS-Macbook and stay off here). Windows refugees get a
# taskbar, a start menu and a settings app that look like what they left.
{ config, pkgs, lib, ... }:
{
  config = lib.mkIf (config.networking.hostName == "FredOS-Kayla") {
    services.displayManager.sddm = {
      enable = true;
      wayland.enable = true;
    };
    services.desktopManager.plasma6.enable = true;

    # Dark mode: stylix (imported for every host by mkHost, polarity = "dark",
    # autoEnable = true) drives its `kde` target off the HM user below, which
    # writes kdeglobals + the Breeze colour scheme. No manual Plasma theming.

    environment.systemPackages = with pkgs; [
      google-chrome
      spotify
      vesktop
      faugus-launcher
      mangohud
      gamescope
    ];

    programs.steam = {
      enable = true;
      remotePlay.openFirewall = true;
    };

    boot.loader.systemd-boot.configurationLimit = 5;

    # Remote admin: fred's keys (settings/users.nix) already include the gaming
    # PC, and fred has NOPASSWD sudo everywhere, so `ssh fred@FredOS-Kayla` +
    # `update` rebuilds her box without touching it. Keys only, no root.
    services.openssh = {
      enable = true;
      settings = {
        PermitRootLogin = "no";
        PasswordAuthentication = false;
      };
    };

    # stylix's qt target only speaks qtct and warns under Plasma; its kde
    # target already paints Qt apps via kdeglobals. Both HM users on this box.
    home-manager.sharedModules = [ {
      stylix.targets.qt.enable = false;
      # Colours yes, wallpaper no — she picks her own in Plasma's wallpaper
      # settings and it survives rebuilds.
      stylix.targets.kde.useWallpaper = false;
    } ];

    home-manager.users.kayla = { ... }: {
      home.stateVersion = "25.11";
    };
  };
}