Retrieve last message per subject

[ripienaar]

Overview

io.nats.jetstream.api.v1.stream_msg_get_request has new properties allowing the last message for a subject to be retrieved.

There is no ADR, this is a minor feature. Server PR has the details https://github.com/nats-io/nats-server/pull/2313. Schemas were updated.

Clients and Tools

• [x] Schemas @ripienaar
• [x] CLI @ripienaar
• [x] Terraform @ripienaar
• [x] Github Actions @ripienaar
• [x] Go @wallyqs (https://github.com/nats-io/nats.go/pull/832)
• [x] Java @scottf
• [x] JavaScript @aricart
• [x] .Net @ColinSullivan1 @scottf
• [x] C @kozlovic
• [x] Python @wallyqs
• [x] Rust @Jarema

Other Tasks

• [ ] docs.nats.io updated
• [x] Update ADR to Implemented
• [x] Update client features spreadsheet

Client authors please update with your progress. If you open issues in your own repositories as a result of this request, please link them to this one by pasting the issue URL in a comment or main issue description.

[bruth]

No generic reference docs in docs.nats.io. This will be available in the upcoming docs reorg (generated from the JSON schema).