feat(ninurta): remove desktop config

nixos/ninurta/configuration.nix

@@ -390,30 +390,6 @@ in
   networking.networkmanager.enable = false;
   networking.useDHCP = false;
 
-  # Desktop things for media playback
-
-  services.xserver.enable = true;
-  services.xserver.displayManager.gdm.enable = true;
-  services.xserver.desktopManager.gnome = {
-    enable = true;
-    extraGSettingsOverridePackages = with pkgs; [ gnome.gnome-settings-daemon ];
-    extraGSettingsOverrides = ''
-      [org.gnome.desktop.screensaver]
-      lock-delay=uint32 30
-      lock-enabled=true
-
-      [org.gnome.desktop.session]
-      idle-delay=uint32 0
-
-      [org.gnome.settings-daemon.plugins.power]
-      idle-dim=false
-      power-button-action='interactive'
-      power-saver-profile-on-low-battery=false
-      sleep-inactive-ac-type='nothing'
-      sleep-inactive-battery-type='nothing'
-    '';
-  };
-
   powerManagement = {
     enable = true;
     cpuFreqGovernor = "powersave";
@@ -424,15 +400,6 @@ in
     # Configure the disks to spin down after 10 min of inactivity.
   };
 
-  security.rtkit.enable = true;
-
-  services.pipewire = {
-    enable = true;
-    alsa.enable = true;
-    alsa.support32Bit = true;
-    pulse.enable = true;
-  };
-
   services.udev.packages = [
     (pkgs.writeTextFile {
       name = "60-hdparm";
@@ -446,21 +413,10 @@ in
   hardware.pulseaudio.enable = false;
 
   environment.systemPackages = with pkgs; [
-    firefox
-    spotify
-    mpv
     smartmontools
     hdparm
   ];
 
-  users.users."media" = {
-    isNormalUser = true;
-    description = "Media playback user";
-    extraGroups = [ "users" "video" ];
-    # allow anyone with physical access to log in
-    password = "media";
-  };
-
   users.users."backup-keepassxc" = {
     home = "/mnt/storage/backups/backup-keepassxc";
     isNormalUser = true;