HTTP/2 to upstream#771

Draft

hongzhidao wants to merge 5 commits intonginx:masterfrom

hongzhidao:http2-upstream

Commits on Jul 16, 2025

Upstream: add support for connection level ALPN protocol negotiation.
hongzhidao
committed
HTTP: refactored proxy module for HTTP/2 and HTTP/3 support.

arut
authored and
hongzhidao
committed

Commits on Jul 23, 2025

HTTP/2: ngx_http_v2_proxy_module.
hongzhidao
committed

Commits on Jul 27, 2025