refactor(modules): split monolithic system/desktop config

modules/system/packages.nix

@@ -1,39 +1,8 @@
 { lib, pkgs, ... }:
 
-let
-  # Override Thunar desktop entry to show as "Files".
-  thunarDesktopOverride = pkgs.makeDesktopItem {
-    name = "thunar";                     # same filename to shadow upstream entry
-    desktopName = "Files";
-    genericName = "File Manager";
-    tryExec = "thunar";
-    exec = "thunar %U";
-    icon = "org.xfce.thunar";
-    categories = [ "Utility" "FileManager" ];
-    mimeTypes = [ "inode/directory" ];
-    keywords = [ "folder" "manager" "explorer" "files" ];
-    startupNotify = true;
-    startupWMClass = "Thunar";
-    terminal = false;
-    comment = "Browse files";
-  };
-
-  # Override Ghostty desktop entry to show as "Terminal".
-  ghosttyDesktopOverride = pkgs.makeDesktopItem {
-    name = "com.mitchellh.ghostty";
-    desktopName = "Terminal";
-    genericName = "Terminal Emulator";
-    exec = "ghostty";
-    icon = "com.mitchellh.ghostty";
-    categories = [ "System" "TerminalEmulator" "Utility" ];
-    terminal = false;
-    comment = "Fast GPU-accelerated terminal";
-  };
-in {
+{
   # Baseline system tools available everywhere; users run Home Manager standalone.
   config.environment.systemPackages = lib.mkAfter [
-    (lib.hiPrio thunarDesktopOverride)
-    (lib.hiPrio ghosttyDesktopOverride)
     pkgs.distrobox
     pkgs.distroshelf
     pkgs.dnsmasq
@@ -41,34 +10,12 @@ in {
     pkgs.flatpak
     pkgs.ghostty
     pkgs.git
-    pkgs.gnome-browser-connector   # lets users install extensions from GNOME Extensions website
-    pkgs.gnome-extension-manager   # GUI to browse/install GNOME Shell extensions
-    pkgs.gnomeExtensions.all-in-one-clipboard
-    pkgs.gnomeExtensions.alphabetical-app-grid
-    pkgs.gnomeExtensions.app-hider
-    pkgs.gnomeExtensions.apps
-    pkgs.gnomeExtensions.blur-my-shell
-    pkgs.gnomeExtensions.caffeine
-    (pkgs.gnomeExtensions.logo-menu.overrideAttrs (old: {
-      # Pin extension source so our patch stays compatible.
-      version = "38";
-      src = pkgs.fetchzip {
-        url = "https://extensions.gnome.org/extension-data/logomenuaryan_k.v38.shell-extension.zip";
-        hash = "sha256-GdGn7YKfOOEM0kV1Gd9H5c1KKjs/+/4XCsxO2pFdqu4=";
-        stripRoot = false;
-      };
-      patches = (old.patches or []) ++ [ ../desktop/patches/logo-menu-custom-menu.patch ];
-    }))
-    pkgs.gnomeExtensions.places-status-indicator
-    pkgs.gnomeExtensions.restart-to
     pkgs.home-manager
     pkgs.just
     pkgs.libnotify
     pkgs.micro
-    pkgs.mission-center
     pkgs.p7zip
     pkgs.podman-compose
-    pkgs.papirus-icon-theme
     pkgs.xdg-utils
   ];
 }