Exactly. There's a visibility problem. I've just setup a new VPS with CapRover and never found any mention of piku in the hour I've spent checking for comparisons between "Heroku-style self-hosted PaaS" dokku, CapRover, coolify, and dokploy.
Still, Chris did a public presentation on it near the beginning (video’s in the docs) and other folk did similar things, so…