v1.66.0

What's Changed

chore(deps): bump securego/gosec from 2.22.7 to 2.22.8 by @dependabot[bot] in https://github.com/valyala/fasthttp/pull/2056
docs: add fasthttp-auth to related projects section by @FAUST-BENCHOU in https://github.com/valyala/fasthttp/pull/2057
server: refactor to use atomic type by @cuiweixie in https://github.com/valyala/fasthttp/pull/2058
chore(deps): bump actions/setup-go from 5 to 6 by @dependabot[bot] in https://github.com/valyala/fasthttp/pull/2060
Fix extra whitespace parsing in HTTP request lines to prevent cache poisoning by @Copilot in https://github.com/valyala/fasthttp/pull/2061
Drop Go 1.23 support by @erikdubbelboer in https://github.com/valyala/fasthttp/pull/2065
Add flushing support to fasthttpadaptor by @grivera64 in https://github.com/valyala/fasthttp/pull/2054

@FAUST-BENCHOU made their first contribution in https://github.com/valyala/fasthttp/pull/2057
@cuiweixie made their first contribution in https://github.com/valyala/fasthttp/pull/2058
@Copilot made their first contribution in https://github.com/valyala/fasthttp/pull/2061 😄
@grivera64 made their first contribution in https://github.com/valyala/fasthttp/pull/2054

Full Changelog: https://github.com/valyala/fasthttp/compare/v1.65.0...v1.66.0