Add release trigger for gh-pages rebuild

.github/workflows/gh-pages.yml

@@ -8,6 +8,12 @@ on:
     paths:
       - 'docs/**' # only execute if we have docs changes
 
+  # Helm charts don't push to repo anymore, they index to GH release files now
+  # as such, docs/** changes won't trigger it, leaving the newly released chart out of the index until gh-pages pipeline runs
+  # we can rebuild when a release is published
+  release:
+    types: [published]
+
   # Allows you to run this workflow manually from the Actions tab
   workflow_dispatch: