Gnome, Xfce, KDE all support modifying the current wallpaper through some sort of interface (see https://www.baeldung.com/linux/change-desktop-wallpaper-from-terminal). While we are waiting for some of the features requested in #70 #69 #34 and others it may be worthwhile to make it configurable externally so workarounds may be implemented to get it done.
Gnome, Xfce, KDE all support modifying the current wallpaper through some sort of interface (see https://www.baeldung.com/linux/change-desktop-wallpaper-from-terminal). While we are waiting for some of the features requested in #70 #69 #34 and others it may be worthwhile to make it configurable externally so workarounds may be implemented to get it done.