Were you intending to publish a link to your Ansible playbooks hosted somewhere, if not could you do so and and a link in the post so we can feedback on those too?
This is very good. Thanks for sharing and documenting them.
I have also built a drag and drop UI which can be used to configure a web cluster setup on any cloud.
www.xervmon.com.
The videos are available on the youtube channel.
https://www.youtube.com/watch?v=F5s7L2LwaKY