v4.12.23

What's Changed

• fix(serve-static): normalize all backslashes in file paths, not just the first in #4962
• feat(context): export the Context class publicly by @BlankParticle in #4543
• docs(contribution): add AI Usage Policy by @yusukebe in #4970
• feat(compress): add contentTypeFilter option and COMPRESSIBLE_CONTENT_TYPE_REGEX re-export by @na-trium-144 in #4961
• fix(utils/ipaddr): do not compress a single 0 group to :: by @yusukebe in #4971

Full Changelog: v4.12.22...v4.12.23