great work with this tool, and finally some support is coming
Version 3.2.4 - New Zoom feature + improvements
You can now zoom out the view using CTRL + SCROLL WHEEL.
It is now possible to see much more of the work area than before.
It is still recommended to reset the view when editing nodes by pressing the circular arrow icon in the top-right:
Additionaly, scrolling is now much smoother (hold SHIFT when scrolling to pan the view horizontally).
The update is live now so go check it out!