After upgrading Qubes OS to 4.3 I’m now using xdotool, wmctrl and xprop and put everything I did with devilspie2 before in a single script, with a keyboard shortcut assigned. So it’s just a single keyboard shortcut to move all windows to the desired workspace, position, size, etc.
Examples can be found e.g. in the following forum topics:
xdotool also has a behave command which can run a command or script automatically, like