nixos/hosts/FredOS-Gaming.nix

# hosts/FredOS-Gaming.nix
{ config, pkgs, lib, inputs, ... }:
{
  config = lib.mkIf (config.networking.hostName == "FredOS-Gaming") {
    environment.systemPackages = with pkgs; [
      lutris
      #(heroic.override {
      #  extraPkgs = pkgs: with pkgs; [
      #    adwaita-icon-theme
      #  ];
      #})
      mangohud
      gamescope
      vesktop
      lsfg-vk
      lsfg-vk-ui
      faugus-launcher
      adwaita-icon-theme
      mission-center
      geary
      wowup-cf
      adwsteamgtk
      protonvpn-gui
      onlyoffice-desktopeditors
      vscodium
      woeusb
    ];

    programs.nix-ld.enable = true;

    programs.steam = {
      enable = true;
      remotePlay.openFirewall = true;
      package = pkgs.steam.override {
        extraPkgs = pkgs: with pkgs; [
          adwaita-icon-theme
        ];
      };
    };

    boot.loader.systemd-boot.configurationLimit = 5;
    boot.initrd.systemd.enable = true;

    # LAN has no IPv6 route — AAAA lookups succeed but connect fails, which
    # made NetworkManager's connectivity probe report "limited" at boot
    # (GNOME's "?" icon) until the next 5-min repoll.
    #
    # `enableIPv6 = false` only sets the system-wide sysctl; NetworkManager
    # still flips disable_ipv6=0 on the live interface because each connection
    # defaults to `ipv6.method = auto`. The probe then races over a SLAAC ULA
    # that has no real upstream and we get the "?" again. Force every NM
    # connection to skip v6 altogether and ignore router advertisements at
    # the kernel layer for any future interface.
    networking.enableIPv6 = false;
    networking.networkmanager.connectionConfig."ipv6.method" = "disabled";
    boot.kernel.sysctl = {
      "net.ipv6.conf.all.accept_ra" = 0;
      "net.ipv6.conf.default.accept_ra" = 0;
    };
  };
}