## Documentation / Examples
- [x] Make sure the linting passes
***
Related to #23607
We should use `NEXT_PUBLIC_` as [stated here](https://nextjs.org/docs/basic-features/environment-variables) to expose environment variables to the browser.
The code was already using the correct variables name.
* Added with-mqtt-js example
* Fixed eslint/prettier errors
* Update README.md
* Updated with-mqtt-js to latest next/react versions, WIP: Refactoring useMqtt()
* A2PC
* Working example, unrefactored
* A2PC
* Ran prettier
* Used NEXT_PUBLIC_ prefix instead of keys as props
* Updated readme and added .env.local.example
Co-authored-by: Sebastian König <sebastian_koenig@cotyinc.com>
Co-authored-by: Luis Alvarez D <luis@vercel.com>
