feat(gui-services): update and organize systemPackages

Add chromium and rustup to systemPackages, and move pcsctools and yubikey-personalization entries. Introduce environment session variable NIXOS_OZONE_WL for better Wayland support.

modules/nixos/services/gui/default.nix

@@ -68,16 +68,18 @@ in
     };
 
     environment.systemPackages = with pkgs; [
+      #pcsctools
       bat
       cardpeek
       ccache
+      chromium
       clang
       dive
       file
       firefox
       gh
-      git
       gimp
+      git
       gnome-browser-connector
       gnome.cheese
       gnome.gnome-software
@@ -97,11 +99,11 @@ in
       nixpkgs-fmt
       opensc
       pasystray
-      #pcsctools
       pinentry-gnome3
       pkg-config
       pstree
       ripgrep
+      rustup
       slack
       spotify
       statix
@@ -109,12 +111,13 @@ in
       tmux
       vim
       wl-clipboard
-      yubikey-personalization
       yubikey-manager-qt
+      yubikey-personalization
       zellij
-      rustup
     ];
 
+    environment.sessionVariables.NIXOS_OZONE_WL = "1";
+
     #----=[ Fonts ]=----#
     fonts = {
       enableDefaultPackages = false;