Improve grammar in second paragraph.
possible to always use the latest stable tag or to use another service that handles updating
Docker images.
-This reference setup guides users through the setup based on `docker-compose`, the installation
-of `docker-compose` is out of scope of this documentation. To install `docker-compose` follow
+This reference setup guides users through the setup based on `docker-compose`, but the installation
+of `docker-compose` is out of scope of this documentation. To install `docker-compose` itself follow
the official [install instructions](https://docs.docker.com/compose/install/).
## Basics