It looks like they are based on Docker; I imagine they could use https://github.com/zulip/docker-zulip https://github.com/zulip/docker-zulip. It seems like Clo

It looks like they are based on Docker; I imagine they could use https://github.com/zulip/docker-zulip https://github.com/zulip/docker-zulip. It seems like Cloudrun packages other apps, not the other way around?