A package is available in Lorelei's overlay. Instructions to use this overlay are available on its Github repository wiki
Some dependencies cannot be installed automatically. You can find all the missing dependencies by running 'paperwork-chkdeps'
$ paperwork-chkdeps
A shortcut should be available in the menus of your window manager (you may have to log out first).
You can also start Paperwork by running the command 'paperwork'.