Comment by stopachka

Author here: It's powered by Instant, the company I helped found.

The counter is pretty easy to set up.

Here's how it works on the blog:

1. You set up a schema:

https://github.com/stopachka/stopaio/blob/main/src/instant.s...

2. And then use `presence` to write an ActiveCounter:

https://github.com/stopachka/stopaio/blob/main/src/app/Activ...