Add hyprland desktop config

home-manager/hosts/nixos-desktop/desktops/hyprland/default.nix

@@ -1,3 +1,55 @@
-{
+{ theme, ... }: {
+  wayland.windowManager.hyprland = {
+    settings = {
+      monitor = [
+        "DP-4, highrr, 2560x0, 1"
+        "DP-5, highrr, 0x0, 1"
+      ];
+      env = [
+        "LIBVA_DRIVER_NAME,nvidia"
+        "XDG_SESSION_TYPE,wayland"
+        "GBM_BACKND,nvidia-drm"
+        "__GLX_VENDOR_LIBRARY_NAME,nvidia"
+        "WLR_NO_HARDWARE_CURSORS,1"
+      ];
+    };
+  };
   
-}
+  home.file = {
+    # Set the custom launcher script
+    ".config/hypr/start.sh" = {
+        enable = true;
+        executable = true;
+        text = ''
+          #!/usr/bin/env bash
+          # https://wiki.hyprland.org/FAQ/#some-of-my-apps-take-a-really-long-time-to-open
+          dbus-update-activation-environment --systemd WAYLAND_DISPLAY XDG_CURRENT_DESKTOP &
+
+          # Set the wallpaper
+          swww init
+
+          # Waybar
+          waybar &
+
+          # Set up the idle management daemon
+          swayidle -w \
+              timeout 120       'swaylock -f && playerctl pause' \
+              timeout 180       'hyprctl dispatch dpms off' \
+              timeout 300       'systemctl suspend-then-hibernate' \
+                   resume       'hyprctl dispatch dpms on' \
+                   before-sleep 'swaylock -f' \
+                   before-sleep 'playerctl pause' &
+
+          # Automatic device mounting 
+          udiskie &
+
+          DIR=/etc/nixos/git/wallpapers/${theme}
+          IMG=`ls $DIR | shuf -n 1`
+          swww img $DIR/$IMG -t random &
+
+          # Notification listener
+          mako 
+      '';
+    };
+  };
+}