Version 1.38.0 (2023-01-08)

What's Changed

🎉 New Features / Improvements

• feat(producer): improve memory usage of zstd encoder by using our own pool management by @rtreffer in #2375
• feat(proto): implement and use MetadataRequest v7 by @dnwe in #2388
• feat(metrics): add protocol-requests-rate metric by @auntan in #2373

🐛 Fixes

• fix(proto): track and supply leader epoch to FetchRequest by @dnwe in #2389
• fix(example): improve arg name used for tls skip verify by @michaeljmarshall in #2385
• fix(zstd): default back to GOMAXPROCS concurrency by @bgreenlee in #2404
• fix(producer): add nil check while producer is retrying by @hsweif in #2387
• fix(producer): return errors for every message in retryBatch to avoid producer hang forever by @cch123 in #2378
• fix(metrics): fix race when accessing metric registry by @vincentbernat in #2409

📦 Dependency updates

• chore(deps): bump golang.org/x/net to v0.4.0 by @dnwe in #2403

🔧 Maintenance

• chore(ci): replace set-output command in GH Action by @dnwe in #2390
• chore(ci): include kafka 3.3.1 in testing matrix by @dnwe in #2406

New Contributors

• @michaeljmarshall made their first contribution in #2385
• @bgreenlee made their first contribution in #2404
• @hsweif made their first contribution in #2387
• @cch123 made their first contribution in #2378

Full Changelog: v1.37.2...v1.38.0