updated doco

Author: jeremycook123

README.md

@@ -1,3 +1,7 @@
 # GitOps Demo
+This is used by the [Introduction to GitOps](https://cloudacademy.com/course/introduction-gitops/) course presented by CloudAcademy.
+
 ![GitOps Demo](./docs/GitOps1.png)
 
+## Fork Repo
+If you intend to watch the course and repeat the same instructions in your own enviroment, then you *must* fork this repository into your own GitHub account. The reason for this, is that you need to be the *owner* of the repo to be able to upload and configure a new *Deploy Key* within the *Settings* area of the repo. The new *Deploy Key* will contain the Flux operators SSH public key.