v15.5.22
[backport] feat(next/image): add lru disk cache and `images.maximumDiskCacheSize` (#91660)
[backport]: `experimental.middlewareClientMaxBodySize` (#84722)
Docs/polyfills fix pages only (#82462)
Docs IA 2.0: Delete routing section, add BFF guide, polish getting started (#80365)
docs: App Router's React version (#82180)