Other changes

• The Forwarded transform now prefers the IPv4 form for dual-mode sockets (#2509 by @rkargMsft).
  • E.g. 127.0.0.1 is used instead of ::ffff:127.0.0.1.
  • A similar change was already made for X-Forwarded-For in 2.2.0-preview.1 (#2400).
• Added a missing WebSocketCloseReason.ActivityTimeout enum value (#2571 by @MihaZupan).
• Added a TlsFrameHelper.ParsingStatus API (#2587 by @wfurt).
  • This information can be used to distinguish between Invalid and Incomplete frames.
• Removed one async state machine allocation when forwarding a request (#2586 by @MihaZupan).
• Several documentation improvements.

New Contributors

• @rkargMsft made their first contribution in https://github.com/microsoft/reverse-proxy/pull/2509
• @nigma143 made their first contribution in https://github.com/microsoft/reverse-proxy/pull/2535
• @mroberts91 made their first contribution in https://github.com/microsoft/reverse-proxy/pull/2530
• @t0mll made their first contribution in https://github.com/microsoft/reverse-proxy/pull/2547
• @fnuttens made their first contribution in https://github.com/microsoft/reverse-proxy/pull/2558

For a full list of changes see here.