To build static content, run
cactus build
and take files from .build directory.
Update https://github.com/decent-im/decent-im.github.io repo with these files.
Cactus doesn't work well on modern Python 3. To get a working build environment, you can use
podman run --security-opt label=disable -v $PWD:/my -p8000:8000 -it python:2.7 /bin/bash