Regolith [defines this functionality](https://github.com/etkeys/dotfiles-local/blob/harper/config/i3/config.core#L301-L303) but the script to make it work comes from [their i3xrocks scripts](https://github.com/regolith-linux/regolith-i3xrocks-config/blob/master/scripts/next-workspace-widget)
Regolith defines this functionality but the script to make it work comes from their i3xrocks scripts