Misc Changes

• Decouple loader tree construction from children ordering: #97192
• [turbopack] Retain fewer stale cache versions and use a TTL: #96941
• Bump lightningcss: #97159

Credits

Huge thanks to @gnoff, @lukesandberg, and @mischnic for helping!

Misc Changes

• [turbopack] Bail CJS tree-shaking on var x = module.exports = {}: #97130
• docs: server client and directives: #96145
• docs: clarify client cache freshness after hydration: #97180
• Fix: Optimistic routing bugs leading to repeated prefetch loops: #97128
• docs: create client-side fetching guide: #96341
• Turbopack: accept a module type argument for import.meta.glob: #96991
• docs: align Cache Components authentication guide title: #97143
• test: re-enable a few more passing NFT unit cases: #97017
• [turbopack] Do the CJS analysis needed for scope hoisting: #95826
• Remove legacy PPR code paths: #96868
• Use Cache Components as the internal PPR signal: #96827
• Make legacy PPR paths explicit: #96753
• fix: typos in code comments: #97137
• Fix spelling in two comments: #97136

Credits

Huge thanks to @sampoder, @icyJoseph, @aurorascharff, @acdlite, @kelvinampofo, @mischnic, @ztanner, and @marcoshernanz for helping!

Core Changes

• fix(scripts): correct typo in rm.mjs error message: #87015
• docs: improve clarity and punctuation in README: #86096

Misc Changes

• Encode the cache item name built by unstable_cache: #96937
• [refactor] Rename encodeCacheTag to encodeHeaderSafe: #96936
• Fix formatting of Google Fonts section in documentation: #88447
• Fixing a bug - typo issue fixed: #97141
• examples: fix Webiny API env variable name: #97134
• docs: fix Link prefetch grammar and Client Components wording: #97132
• Use emitted app entries for post-build processing: #97139
• docs(mdx): fix package name in .md handling section: #97131
• [turbopack] Reduce native React Compiler work: #96820
• Keep the dev validation worker alive across HMR updates: #96988
• docs: rename repo to repository for consistency: #87849
• Fix Nav Inspector request loop on repeat captures: #97050
• Fix typo in Data Access Layer section: #87202
• docs: runtime prefetching -> optimizing prefetching: #96934
• [CC] Track APIs that cause incompatible static/app shells: #97040
• Fix client component loading span timing: #96455
• Trace development route compilation: #96454
• Prefix 'use cache' debug logs with the full directive: #97037
• Revert "[turbopack] Enable CJS tree shaking by default (#96779)": #97018
• Revert "[turbopack] Follow re-exports for side-effect free async modules": #97009
• [fragment-scroll] Rename ScrollAndMaybeFocusHandler to ScrollHandler: #96828
• Trace development route preparation: #96453
• test: cleanup Turbopack snapshot config: #97013
• Remove unused htmlLimitedBots from renderOpts: #96701
• fix(turbopack): point at the glob that matched a file with no module type: #96561

Credits

Huge thanks to @unstubbable, @koenpunt, @marcoshernanz, @gnoff, @mayur9210, @Jashnavi25, @jarrensj, @acdlite, @akselipalmer, @icyJoseph, @lubieowoce, @DavidIlie, @eps1lon, @mischnic, and @sokra for helping!

Misc Changes

• [turbopack] Treat constants with values referencing other values as unsafe: #96190

Credits

Huge thanks to @sampoder for helping!

Misc Changes

• [turbopack] Fix a potential deadlock in scope_and_block: #95695
• Remove the turbopack-build-events trace span, use next build instead: #96746
• docs: add export const dynamic = 'force-static' to Route Handlers example on Static Exports: #96964
• [turbopack] Follow re-exports for side-effect free async modules: #95993

Credits

Huge thanks to @lukesandberg, @m-kawafuji, and @sampoder for helping!

Misc Changes

• Flush pending revalidations for forwarded action error responses: #96945
• Handle Server Actions on dynamic PPR fallback routes: #96932
• Turbopack: Improve how DiskWatcher is configured and fix polling watcher bugs: #96440
• Turbopack: Allow DiskWatcher to use a mocked DiskFileSystem, add a small unit test: #96353
• [turbopack] Add e2e test that uses component chunks + workers: #96556
• [turbopack] Support experimental.serverMinification & expand experimental.turbopackMinify: #96578
• Add a turbopackChunking documentation page for pages router: #96698
• [turbopack] Don't run Webpack tests on Turbopack-only changes: #96656
• [turbopack] Enable the shared runtime by default: #96778
• [turbopack] Enable CJS tree shaking by default: #96779
• [ci] Default deploy e2e tests to the repo next version: #96895
• refactor: clean up places that needlessly list all RenderStages: #96907
• Fix the documented invocation for generating tests non-interactively: #96896
• Make NextConfigComplete typing more accurate: #96700
• Upgrade to swc 75: #96702
• docs: link View Transitions skill on skills.sh and clarify the example prompt: #96863
• [ci] Reset the turbopack deploy test project in the weekly cron: #96822
• docs: add authentication with Cache Components guide and iron-session example: #95802

Credits

Huge thanks to @ztanner, @bgw, @sampoder, @eps1lon, @lubieowoce, @unstubbable, @mischnic, @aurorascharff, and @icyJoseph for helping!

Core Changes

• Show compiler plugin warning in more situations: #75682

Misc Changes

• ci: stop publishing @vercel/devlow-bench: #96887
• fix(turbopack): name the module in the non-ESM-placeable error, and stop duplicating the importer in traces: #96560
• fix(turbopack): support type: 'text' in rules, and error on binding imports of non-ESM modules: #96558
• Fix missing styled-jsx styles in Pages Router SSR on adapter builds: #96632

Credits

Huge thanks to @mischnic, @sokra, and @Janpot for helping!

Misc Changes

• Refactor server from CacheNodeSeedData -> TransportData: #96679
• Unify full/partial navigation response types: #96439
• Unify RouteTree and CacheNodeSeedData on the client: #96406
• Consolidate Promise.withResolvers polyfills: #96772
• [ci] Open automated update pull requests with nextjs-bot: #96683
• Require Cache Components for Instant Navigation testing: #96745
• Fix use cache over- and under-invalidation in dev: #96235
• Fix which pages the dev server announces, and when: #96250
• docs: update redirected links to current targets: #96723
• Fix(deployment-id): prevent exception on old webkit: #94604
• [fragment-scroll] Remove config.experimental.appNewScrollHandler: #95602
• Bump @swc/helpers: #96720
• [turbopack] Enable reexport-unknown execution test: #96774

Credits

Huge thanks to @acdlite, @wbinnssmith, @eps1lon, @ztanner, @gaearon, @molebox, @kyamaz99, @mischnic, and @sampoder for helping!

What's Changed

• [15.x] Port ReplyServer traversal guards to FlightClient @eps1lon in #96405

Full Changelog: v15.5.22...v15.5.23

Misc Changes

• [Bench] Fixes for pure Fizz bench: #96771
• Derive foreground cache revalidation from the consumer: #96731
• [turbopack] Raise registration calls in hoisted modules to the top: #96697
• Fix race when navigating Back before hydration: #96252
• docs: present each Skill as steps in the AI agents guide: #96751
• Reuse completed cache entries for the rest of a request: #96727
• Discard only cache entries that predate a tag revalidation: #96726
• Upgrade React from 7dfc7ccd-20260803 to 11eddecd-20260805: #96735
• Remove WorkStore execution mode: #96674
• Remove cache revalidation execution mode reads: #96670
• Separate App Route render and prerender pipelines: #96662
• Remove App Page execution mode reads: #96660
• test: fix missing await in css-chunking test: #96725
• fix(next/image): preserve image response after optimization: #96681
• docs (Skills): stop assuming app/ at the root and port 3000: #96696
• Implement next/font BeforeResolvePlugins as ImportMappingReplacement: #95808
• Use Tailwind Turbopack loader in create-next-app: #96606
• docs: instant navigation quick start with an adoption prompt: #96663
• Separate App Page render and prerender pipelines: #96659
• Move App Router execution intent to entrypoints: #96640
• Pass explicit render capabilities through App Render: #96576
• Pass explicit prefetch hint policy through App Render: #96572
• Replace WorkStore isStaticGeneration with executionMode: #96570
• docs: document ! exclusion and src/ prefix for --debug-build-paths: #96703
• Change loadManifest to return undefined with handleMissing: #96530

Credits

Huge thanks to @gaearon, @ztanner, @sampoder, @aurorascharff, @unstubbable, @lubieowoce, @lukesandberg, @mischnic, @timneutkens, and @icyJoseph for helping!