[Hyprland] Switch to hyprpaper instead of wpaperd because the latter causes up-side-down images

home-manager/features/hyprpaper.nix

@@ -0,0 +1,15 @@
+monitors: _: {
+  services.hyprpaper = {
+    enable = true;
+    settings = {
+      wallpaper = map (mon: {
+        monitor = mon;
+        # Each monitor gets a folder under wallpaper that containes the current images.
+        path = "~/Pictures/Wallpaper/${mon}";
+        timeout = 3600;
+        recursive = true;
+        fit_mode = "cover";
+      }) monitors;
+    };
+  };
+}