- Scan .desktop files from ~/Desktop/ on startup and dynamically add
them to the openbox menu (/config/.config/openbox/menu.xml)
- Resolve icon names to actual paths under /config/proot-apps/ with
fallback to system icons, preferring 256x256 resolution
- Escape XML entities in name, exec command, and icon path
- Only reconfigure openbox when menu content actually changes
- Update README.md and README_en.md with new feature description