6.9.0 (2026-09-28)
Features
- gax: Allow customers to enable tracing with environmental variables (#9438) (11d6a6f)
- gax: Differentiate between server side and client side errors (#9451) (c477918)
- gax: Propagate span context to child spans in TracerHelper (#9455) (a6c20e9)
- gax: Support resumable uploads (#9287) (8116709)
- o11y: Remove experimental flag requirement for tracing (#9423) (feb2851)