Per your GH template, I’m opening this “feature request” here, but it is mostly going to be links to GH prior art.
note: links removed because new user posts can only contain 2 links
It looks to me like the PR will never be merged. It is 18 months old, and in that time Helm launched Helm Hub . Helm maintainers now recommend they be hosted elsewhere and submitted to Helm Hub.
If I am correct then the official redash helm chart needs a home. Would you like to host it under the getredash org? It looks like you would, given the prior art.