fix(rotate): add pen/stylus rotation with explicit output mapping

Tablet devices require output= in hl.device() for transform to take
effect, unlike touchscreens which auto-bind to their display.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

desktopenvs/hyprlua/scripts/unified-rotate.sh

@@ -54,5 +54,15 @@ else
     echo "No touchscreen device detected."
 fi
 
+# Detect pen/tablet device name
+pendev=$(hyprctl devices -j | jq -r '.tablets[0].name // empty')
+
+if [[ -n "$pendev" ]]; then
+    echo "Applying same rotation to pen/tablet: $pendev"
+    hyprctl eval "hl.device({name='$pendev', transform=$newrot, output='$curmon'})"
+else
+    echo "No pen/tablet device detected."
+fi
+
 # Reload Eww to adjust bar size
 eww reload