Nanoplot was blocked by the tricky-to-package orca extension of plotly. Orca seems to be substitute by kaleido, which is also tricky to package.
The idea is to use some magic of chromium that is made available via docker to craft an executable that can transform SVGs in web outputs. I am tempted to think that this of general interest. They say that pypi and conda can just install this a a one-liner, well, so can Debian once it is packaged, but I have no clue how to get there. Steffen