add nhost to PaaS section

README.md

@@ -543,6 +543,7 @@ Network configuration management tools.
 - [Dokku](https://dokku.com/) - An open-source PaaS (alternative to Heroku). ([Source Code](https://github.com/dokku/dokku)) `MIT` `Docker/Shell/Go/deb`
 - [Kubero](https://www.kubero.dev/) - A self-hosted Heroku PaaS alternative for Kubernetes that implements GitOps. ([Demo](https://demo.kubero.dev/), [Source Code](https://github.com/kubero-dev/kubero)) `GPL-3.0` `K8S/Nodejs/Go`
 - [LocalStack](https://localstack.cloud/) - LocalStack is a fully functional local AWS cloud stack. This includes Lambda for serverless computation. ([Source Code](https://github.com/localstack/localstack)) `Apache-2.0` `Python/Docker/K8S`
+- [Nhost](https://nhost.io/) - Firebase Alternative with GraphQL. Get a database and backend configured and ready in minutes. ([Source Code](https://github.com/nhost/nhost)) `MIT` `Docker/Nodejs/Go`