Version one worked fine for people with the same user name as me! Rather a niche audience I feel. Yes, a path was hard-scripted in one of the files!
Version 1.1 fixes that and adds the direct to printer option which will scan a document and then push it via CUPS to the first or default printer. For my printer, I had to tweak the brightness level to get a good white, so depending on your hardware you might want to tweak that or other values.
The script for the scanity console is located in the app package/contents/resources/scanity.app/contents/resources/script