windowManager: separated into new file

modules/nixos/windowManager.nix

@@ -0,0 +1,43 @@
+# customization is in ../home-manager/hyprland.nix
+{
+  pkgs-unstable,
+  pkgs,
+  ...
+}:
+{
+  # Enable the X11 windowing system.
+  services.xserver.enable = true;
+
+  # Enable the GNOME Desktop Environment.
+  #  services.displayManager.gdm.enable = true;
+  #  services.desktopManager.gnome.enable = true;
+  # we dont use gnome but some utils yes -> see pckgs
+  #enable sddm
+  #services.displayManager.sddm = {
+  #	enable = true;
+  #	wayland.enable = true;
+  #};
+  # we use ly as the displayManager. see ../../modules/nixos/ly.nix
+
+  # enable hyprland WM
+  programs.hyprland = {
+    enable = true;
+    package = pkgs-unstable.hyprland; # we use the unstable branch to get the latest features
+    withUWSM = true;
+    xwayland.enable = true;
+  };
+
+    xdg.portal = {
+    enable = true;
+    extraPortals = [
+      pkgs.xdg-desktop-portal-wlr
+      pkgs.xdg-desktop-portal-gtk
+    ];
+  };
+  # removes uxterm
+  services.xserver.excludePackages = [pkgs.xterm];
+
+  environment.systemPackages = with pkgs; [
+    xdg-utils
+  ];
+}