Move screencast to its own section

Author: Etienne Tremel

README.md

@@ -4,10 +4,12 @@ Helm Monitor plugin
 > Monitor a release, rollback to a previous version depending on the result of
 a PromQL (Prometheus), Lucene or DSL query (ElasticSearch).
 
-<a href="https://asciinema.org/a/SKViqDmByVLgv14F9hrlYX9qs" target="_blank"><img src="https://asciinema.org/a/SKViqDmByVLgv14F9hrlYX9qs.png" style="width:100%" /></a>
-
 ![Helm monitor failure](helm-monitor-failure.png)
 
+## Demo
+
+<a href="https://asciinema.org/a/SKViqDmByVLgv14F9hrlYX9qs" target="_blank"><img src="https://asciinema.org/a/SKViqDmByVLgv14F9hrlYX9qs.png" style="width:100%" /></a>
+
 ## Install
 
 ```bash