Core Changes

• build: upgrade edge-runtime: #39898
• HMR for client CSS imports: #39916
• fix(ts): use AppProps's generic for pageProps: #38867
• Treat non page file as non route under app dir: #39976
• Fix next/future/image incorrectly warning for fill + blur: #39986
• Ensure prefetch heuristic matches with and without middleware: #39920
• feat: add experimental.fallbackNodePolyfills flag: #39248
• Fix incorrect build log for moduleResolution: #39991
• fix(#39993): avoid race condition for next/script onReady: #40002
• Avoid bundling next/script in the server build by default: #40013
• Handle async module for client components: #39953

Documentation Changes

• [docs] Fixed 404 links to Layouts RFC blog post: #39937
• Adds note about custom server requirements: #39931
• fix hash-link: #39929
• Mention largePageDataBytes in warning docs: #39941
• Update Font Optimization docs: #39950
• [docs] Update UTM params of some links: #39951
• Revert "Adds note about custom server requirements": #39956
• Update image.md: #39984
• Update script.md: #40017
• [docs] Add precision about pageExtensions: #40016

Example Changes

• Prefer function _app component in examples: #39967
• Migrate with-xstate to typescript: #39974
• Use Font Optimization in examples: #39977
• Add local setup info in the with-supabase-auth-realtime-db example's README: #40030
• Remove semi in Convex example: #40052

Misc Changes

• test: merge edge ssr tests: #39924
• chore: check against npm version in issue validator: #38915
• Increase test concurrency: #39922
• Fix passing VERCEL_CLI_VERSION env for deploy tests: #39946
• test: pin typescript version to 4.7: #39978
• (next/mdx) set providerImportSource to react by default: #39954
• Add test for server CSS imports: #40019
• Update docker image for stats action: #40032

Credits

Huge thanks to @huozhi, @Kikobeats, @simongavelin, @esbenam, @theMosaad, @jleclanche, @shuding, @balazsorban44, @leerob, @HaNdTriX, @hanneslund, @AdilAmanat, @souporserious, @styfle, @SukkaW, @ykdojo, @sanjaiyan-dev, @yoannmoinet, and @thomasballinger for helping!