A simple docker container for Cloudflare's collapsify.
docker build --tag docker_collapsify .
docker run -it --rm docker_collapsify <collapsify args>
docker run -it --rm ghcr.io/markeganfuller/docker_collapsify:main <collapsify args>
# e.g
docker run -it --rm ghcr.io/markeganfuller/docker_collapsify:main -o single-page.html https://my-site.com/