UPD: doesn't really work, because needs getComputedTextLength for layout. Probably need to use headless-browser, like in mermaid-isomorphic.
Renders diagram on the server side with Venn.js, getting image file as output.
Can be used like this:
npx @stereobooster/venn-nodejs -s g1.json -d g1.svg
- github actions to run tests