Adds support for Ansible collections (#9582)

README.md

@@ -77,6 +77,10 @@ docker run --rm -it --mount type=bind,source="$(pwd)"/inventory/sample,dst=/inve
 ansible-playbook -i /inventory/inventory.ini --private-key /root/.ssh/id_rsa cluster.yml
 ```
 
+#### Collection
+
+See [here](docs/ansible_collection.md) if you wish to use this repository as an Ansible collection
+
 ### Vagrant
 
 For Vagrant we need to install Python dependencies for provisioning tasks.