What's Changed
- [v1.x] Buffer per-request StreamableHTTP streams; store priming event before dispatch by @maxisbey in #2948
- [v1.x] Set Development Status classifier to Production/Stable by @maxisbey in #2976
- [v1.x] Support TransportSecuritySettings in the WebSocket server transport by @maxisbey in #2992
Full Changelog: v1.28.0...v1.28.1