adds swap to all devices

adds noatime to all devices root partition mount options
adds cosmic desktop to workstations
adds xanmod kernel to workstations
adds xanmod with zfs to servers
adds perplexityai extension to brave
removes openra flatpak
adds threads limit to upgrade command to prevent system freezes
removes fcitx5 completely

config/nixos/packages/server/default.nix

@@ -0,0 +1,6 @@
+{ config, pkgs, ... }:
+{
+  # Import all the package modules
+  imports = [
+  ];
+}