per-monitor work areas
In addition to existing property set also new _NET_WORKAREAS_Dn property where n is desktop number (between 0 and _NET_NUMBER_OF_DESKTOPS - 1).
https://mail.gnome.org/archives/wm-spec-list/2018-December/msg00000.html
https://gitlab.freedesktop.org/xdg/xdg-specs/merge_requests/22
Edited by Alberts Muktupāvels