Andriy Redko

@dependabot rebase please

> @reta > While OpenTelemetry plugin does provide support to pick http headers and capture traces, but its optional and not part of OpenSearch core. So it does not come...

> We can't use `X-Opaque-id` to pass traceparent as `X-Opaque-Id` is not supposed to be unique per request which is the intention behind adding traceparent support. Fair point, I would...

> Recognizing that moving security (or the security plumbing with pluggable specifics) into core would be a major breaking change, how receptive are folks to making that kind of change...

> [@reta](https://github.com/reta) -- do you remember if you looked into the nested docs case when you worked on [#12089](https://github.com/opensearch-project/OpenSearch/pull/12089) ? I skimmed through it and didn't see anything, but I...

> Thanks, @msfroh and @reta! In terms of what my own team should do next, is this an issue you'll look into fixing on your end, would you like to...

> @reta would you be able to take a look whenever time permits? This change is a tiny bit of polishing of netty-related testing code. Hope it makes it easier...

> @reta fair question, there was no issue with running tests or failures of any sorts. While adding additional testing in another PR, I was going through existing test suites...

I believe this belongs to `https://github.com/opensearch-project/k-NN` and needs more strict validation of field names. The k-NN codec uses `PerFieldKnnVectorsFormat` but snapshot / restore has restrictions on file (key/container) names, one...