Add Hyprland and Greetd configurations; update desktop settings and user examples

hosts/common/optional/greetd.nix

@@ -0,0 +1,15 @@
+{pkgs, ...}: {
+  services.greetd = {
+    enable = true;
+    settings = {
+      default_session = {
+        command = "${pkgs.greetd.tuigreet}/bin/tuigreet --time --cmd ${pkgs.hyprland}/bin/Hyprland";
+        user = "greeter";
+      };
+    };
+  };
+
+  # Disable conflicting getty services on tty1
+  systemd.services."getty@tty1".enable = false;
+  systemd.services."autovt@tty1".enable = false;
+}

hosts/common/optional/hyprland.nix

@@ -0,0 +1,18 @@
+{
+  config,
+  pkgs,
+  inputs,
+  ...
+}: {
+  programs.hyprland = {
+    enable = true;
+    # You can add more configuration options here as needed
+    # For example, to set a basic config file:
+    # settings = {
+    #   ...
+    # };
+    portalPackage = pkgs.xdg-desktop-portal-hyprland;
+  };
+
+  environment.sessionVariables.NIXOS_OZONE_WL = "1";
+}

hosts/common/optional/theming/themes/tokyonight/default.nix

@@ -13,6 +13,12 @@ in {
 
   stylix.base16Scheme = "${tinted-schemes}/base16/tokyo-city-dark.yaml";
 
+  stylix.cursor = {
+    package = pkgs.qogir-icon-theme;
+    name = "Qogir";
+    size = 24;
+  };
+
   stylix.fonts = {
     serif = {
       package = pkgs.noto-fonts;