Matrix spec builder
This image can be used to build the specification documentation for the Matrix
communications protocol, which can be found at
Run it as:
docker run --rm -v [full-path-to-matrix-doc-dir]:/spec -u [your-userid] uhoreg/matrix-doc-build
uhoreg/matrix-doc-watch for an image that will automatically rebuild
the HTML when a file changes, and serve over HTTP.