İngestr is meant to be a lot more simpler to operate than Debezium and the likes of it, so yes, it makes things a lot easier.
About the staging dump, I haven't tried it but I don't see why it wouldn't work? I'll give it a try.
Yes, we'll create and share a helm chart, although we already publish Docker images so it should be trivial to spin up a chart if you wanted to.