Open rfkill device only once per module. Remove rfkill threads and use `Glib::signal_io` as a more efficient way to poll the rfkill device. Handle runtime errors from rfkill and stop polling of the device instead of crashing waybar.
Open rfkill device only once per module. Remove rfkill threads and use `Glib::signal_io` as a more efficient way to poll the rfkill device. Handle runtime errors from rfkill and stop polling of the device instead of crashing waybar.