This is an proof-of-concept. Check out the numerous issues.
Publish
Create a PUBLIC broadcast using moq-js in your browser.
NOTE
You can use moq-pub to publish from CLI instead:
# Must be unique
NAME="my-broadcast"
# See the README for a full list of ffmpeg arguments required
ffmpeg -f mp4 - | moq-pub https://relay.quic.video/${NAME}
# Watch it at: https://quic.video/watch/${NAME}