This is the latest version used for Davos WEF 2022 demo.
It also depends on this version of the backend: merklebot/backend@796c1f4.
Startup guide is here: https://gist.github.com/khssnv/578674e46a371b3f6b16429636cdac28.
Drawing screencast: https://youtu.be/egK3STFk5Ns.