message: docs: add real-life usage example: BoxKnight
diff: @@ -72,6 +72,7 @@ Additionally, all the 1.x releases are hosted on our GitHub Pages-based CDN **(d
  - [Commbox](https://www.commbox.io/api/)
  - [APIs.guru](https://apis.guru/api-doc/)
  - [FastAPI](https://github.com/tiangolo/fastapi)
  +- [BoxKnight](https://www.docs.boxknight.com/)
  ## Deployment
  