Add context

Author: sjberman

internal/framework/controller/predicate/annotation.go

@@ -44,7 +44,9 @@ func (cp AnnotationPredicate) Update(e event.UpdateEvent) bool {
 // RestartDeploymentAnnotationPredicate skips update events if they are due to a rolling restart.
 // This type of event is triggered by adding an annotation to the deployment's PodSpec.
 // This is used by the provisioner to ensure it allows for rolling restarts of the nginx deployment
-// without reverting the annotation and deleting the new pod(s).
+// without reverting the annotation and deleting the new pod(s). Otherwise, if a user changes
+// the nginx deployment, we want to see that event so we can revert it back to the configuration
+// that we expect it to have.
 type RestartDeploymentAnnotationPredicate struct {
 	predicate.Funcs
 }