Next.js v15.5.0 — Release Notes & Engineering Impact

### Core Changes - Use and enforce exhaustive switch statements for work unit store: #81577 - Enable `@typescript-eslint/switch-exhaustiveness-check` rule: #81583 - [dynamicIO] use RSC dynamicness to control partial vs complete PPR result: #81627 - [dynamicIO] Do not use `React.unstable_postpone()`: #81652 - feat: new detachable panel UI: #81483 - Turbopack: content-hash PageLoaderAsset: #81450 - [segment explorer] fix content overflow styling: #81649 - Improve reliability of owner stacks for async I/O errors: #81501 - fix(router): Prevent redirect loop on root data requests with basePath: #81096 - Ensure custom NextServer config is honored: #81681 - Fix before interactive incorrectly render css: #81146 - perf: memorize exclude function in webpack config: #81525 - Also enforce experimental features when there's no next config file: #81679 - feat(next/image): warn when `images.qualities` is undefined: #81690 - feat(build): optimize filterUniqueParamsCombinations to generate sub-combinations: #81321 - Update NextAdapter type and re-export: #81692 - upgrade to [email protected]: #80123 - [metadata] replace for initial body icon case: #81688 - [segment explorer] remove dev panel ui flag: #81670 - Simplify running test apps locally with `ppr` or `dynamicIO` enabled: #81668 - [turbopack] Return cached Promise from `__turbopack_load_by_url__ `: #81663 - Upgrade React from `97cdd5d3-20250710` to `2f0e7e57-20250715`: #81678 - Delete unused `renderToString` function: #81707 - Discard prerendered route handler data from FS cache after revalidation: #81611 - Upgrade React from `2f0e7e57-20250715` to `d85ec5f5-20250716`: #81708 - Ignore pending revalidations during prerendering: #81621 - [turbopack] Clear chunk cache on HMR instead of creating new `next-server` VM: #81664 - fix: rootParams should throw in client when fallbackParams are not present: #81711 - perf(build): optimize buildAppStaticPaths performance and add helper function: #81386 - Turbopack: Support string without options for @next/mdx: #81713 - [Segment Cache] Support dynamic head prefetching: #81677 - [sourcemaps] Consistent cursor columns: #81375 - fix: revert client segment route changes for sub shell generation: #81731 - fix: pages router metadata bugs with React 19: #81733 - Improve error handling for `headers`/`cookies`/`draftMode` in `'use cache'`: #81716 - [devtool] fix duplicate rendered indicator on server: #81729 - [devtool] enable segment explorer by default: #81737 - [turbopack] Stop exposing globals from Turbopack runtime: #81727 - Remove unnecessary await: #81761 - [chore] bump zod to latest v3: #81757 - feat(turbopack): Log anonymized internal error (panic) information to telemetry: #81272 - fix: revert client segment route changes for sub shell generation: #81740 - bugfix: static resources staleTime should be renewed once refetched: #81771 - [devtool] move font styling to global.css: #81782 - [devtool] copy decoded info of error details: #81735 - fix(build): add sourcePage context for PPR dynamic route lambda creation: #81781 - refactor: rename experimental.dynamicIO to experimental.cacheComponents: #81562 - Properly handle hanging promise rejections during prerendering: #81754 - Upgrade React from `d85ec5f5-20250716` to `dffacc7b-20250717`: #81767 - Refactor: Get rid of overly generic `getExpectedRequestStore` function: #81791 - [devtool] migrate css reset to global.css: #81783 - [dev-tools] Robust shortcut detection: #81756 - [segment explorer] hide for pages router: #81813 - [devtool] fix scrollbar styling: #81814 - fix(ppr): ensure fallback route params trigger dynamic resume: #81812 - [devtools] restart server pending state: #80858 - Turbopack: fix dist dir on Windows: #81758 - fix: remove boundary sentinel from RSC responses: #81857 - [sourcemaps] Try VM for retrieving source maps first: #81869 - [devtools] save user config inside `.next/cache`: #81807 - Server: Remove unused code: #81886 - refactor: encapsulate content type within RenderResult: #81861 - refactor: handle null RenderResult responses gracefully: #81895 - Upgrade React from `dffacc7b-20250717` to `e9638c33-20250721`: #81899 - chore(devtools): sync todos to linear: #81901 - Introduce `'use cache: private'`: #81816 - chore(deps): update `browserslist`: #81851 - Remove web-server from edge-ssr-app: #81389 - Stabilize node middleware support: #81907 - Add `run-turbopack-compiler` trace span: #81917 - fix: support calling onClose multiple times in edge-ssr-app: #81911 - fix: logging the correct process for listened port: #81903 - Build: Include rewrites in manifest generation: #81894 - Routing: Clean up some code: #81932 - [sourcemaps] Ensure codeframe when calling Client Functions from Server: #81918 - [segment explorer] missing file suggestion: #81617 - [turbopack] Always print trace labels in headers: #81728 - Revert "[metadata] use https protocol for schema urls": #81934 - Upgrade React from `e9638c33-20250721` to `7513996f-20250722`: #81940 - Upgrade to swc v33: #81750 - Remove extra base-server code: #81944 - Turbopack: flatten sourceInfo to avoid objects, reorder args, compress node.js entry: #81545 - Fix dynamicParams false layout case in dev: #81990 - Initial MCP implementation: #81770 - Fix: Unresolved param in x-nextjs-rewritten-query: #81991 - Turbopack: Add an option to use system TLS certificates (fixes #79060, fixes #79059): #81818 - Turbopack: Remove unused proxy option in turbo-tasks-fetch, lightly document HTTP_PROXY/HTTPS_PROXY environment variables: #81905 - Upgrade React from `7513996f-20250722` to `edac0dde-20250723`: #81984 - [devtools] Cleanup folder structure: #82012 - [devtools] Fix "open in editor" for locations in stackframes: #82013 - [Segment Cache] Fix: Key by rewritten search: #81986 - Upgrade vercel og and remove yoga type patching: #81937 - [perf] cache load config results: #80570 - Turbopack: use prototype for turbopack context for better runtime performance: #81547 - [reactcompiler] Test with latest RC: #82002 - [devtools] Fix various `exhaustive-deps` violations: #82010 - [devtools] Apply React Compiler to Next.js DevTools source: #82004 - Upgrade React from `edac0dde-20250723` to `3d14fcf0-20250724`: #82020 - Adjusted the warning message to be more descriptive: #82054 - Track fallback params on workUnitStore: #82003 - Fix API stripping JSON incorrectly: #82061 - Upgrade React from `3d14fcf0-20250724` to `19baee81-20250725`: #82063 - use FetchStrategy to control prefetching behavior everywhere: #82032 - [Segment Cache] set fetchStrategy on segments from a dynamic request: #82059 - Revert "Upgrade vercel og and remove yoga type patching (#81937)": #82066 - Optimize segment data routes: #82033 - Turbopack: write tasks doesn't need to be session dependent, as effects will restore: #78727 - [sourcemaps] Fully sourcemap stacks on the Server: #81904 - fix(Rspack): use loaderContext.utils.contextify to replace ModuleFilenameHelpers.createFilename: #82104 - next/root-params: #80255 - fix(next/image): fix image-optimizer.ts headers: #82114 - Upgrade React from `19baee81-20250725` to `eaee5308-20250728`: #82120 - Fix validateRSCRequestHeaders incorrect redirect: #82119 - fix(next/image): improve and simplify detect-content-type: #82118 - [CacheComponents] Use fallback params when validating dynamic routes in dev: #82069 - Extract getDynamicParam to a shared module: #82137 - Fix i18n fallback: false collision: #82136 - [segment explorer] normalize path when running inside monorepo: #82146 - [segment explorer] windows compatibility: #82147 - Upgrade React from `eaee5308-20250728` to `9be531cd-20250729`: #82159 - Ensure setAssetPrefix updates config instance: #82160 - Revert "Fix tracing of server actions imported by client components (#78968): #82161 - Remove useMDXComponents argument: #80871 - Fix RSC hash validation for middleware external rewrites: #82176 - `@next/codemod`: update docs url in README: #82135 - `@next/codemod`: Add `experimental.turbo` to `turbopack` codemod for Next.js configs: #82134 - refactor: lowercase app router header values: #82169 - Strip internals from `NextRequest` types: #82172 - allow root params access in private caches: #82125 - [devtool] bump base-ui to 1.0.0-beta.2: #82206 - Upgrade @vercel og: #82201 - Upgrade React from `9be531cd-20250729` to `9784cb37-20250730`: #82207 - Fix: the unexpected clearing of symbolic link directories: #82191 - [next-dev] Set `TURBOPACK` env before loading config: #82162 - fix: display multiple lockfile warn if neither `outputFileTracingRoot` or `turbopack.root` option is provided: #82164 - Revert "Initial MCP implementation (#81770)": #82217 - Revert "Upgrade @vercel og (#82201)": #82219 - Fix: Don't bail out of prefetch if head is missing: #82216 - Upgrade React from `9784cb37-20250730` to `c260b38d-20250731`: #82247 - [Cache Components] Runtime prefetching: #81088 - Parse dynamic params on the client: #82185 - Mark bun builtin modules as external (fixes #75220): #77616 - Turbopack: Compact only at the end for short sessions: #82224 - feat: add fallback root params support for prefetch segment data routes: #82282 - feat: add route context to prerender error messages: #82283 - feat: automatically generate route types: #81396 - [Cache Components] Reset PrerenderStore after generating RSC payload: #82286 - Include `eslint-plugin-react-hooks` in React sync: #82294 - [devtools] Remove unnecessary cascading update: #82295 - Turbopack: name the module factory function: #73553 - Update font data: #82292 - fix: next/root-params erroring when rerendering after action: #82326 - Remove params from segment path: #82249 - Upgrade React from `c260b38d-20250731` to `be11cb5c-20250804`: #82339 - fix: OTel root span should indicate error status on exceptions: #82212 - [Cache Components] Allow span creation while prerendering: #82350 - feat(turbopack): improve compile-time define value to support more data types and expr evaluation: #81042 - [Pages] fix: `_error` page's `req.url` can be overwritten to dynamic param on minimal mode: #82347 - [Pages] fix: use `asPath` for query-only navigation with `useRouter`: #82236 - loader tree: add special segment name to virtual parallel route segments: #82383 - fix: add `?dpl` to fonts in `/_next/static/media`: #82384 - Upgrade React from `be11cb5c-20250804` to `7deda941-20250804`: #82373 - [devtools] Make state read-only in types: #82396 - Add experimental clientParamParsing feature flag: #82393 - add unstable_isUnrecognizedActionError: #78933 - [Cache Components] give the "seconds" profile a 30s staleTime: #82332 - Represent "virtual" segments like route groups: #82422 - [Segment Cache]: fix infinite prefetching when staleTime is 0: #82388 - Remove param values from static route tree: #82376 - [Cache Components] Only validate the shell on SSR render: #82381 - fix: static not-found missing in prerender manifest: #82199 - Turbopack: Share entrypoint template logic between Turbopack/webpack: #82385 - Add `path` to Image documentation: #82329 - [errors] revamp graceful degrade error boundary: #82474 - Fix: Do not force BLOCKING_STATIC_RENDER for DOM bots: #82427 - Update build-complete for adapter API: #82452 - fix: swc tracing: #82470 - Upgrade React from `7deda941-20250804` to `3958d5d8-20250807`: #82447 - Delete abandoned segment parsing code: #82458 - Upgrade React from `3958d5d8-20250807` to `f1e70b5e-20250811`: #82534 - Upgrade React from `f1e70b5e-20250811` to `ac7820a9-20250811`: #82543 - fix(next/image): use `image-size` pkg as additional format detector: #82538 - fix: add `?dpl` to fonts in `/_next/static/media` part 2: #82488 - Fix: Disambiguate Mediapartners-Google user agent: #82536 - Fix: Allow dynamic rendering when root layout is wrapped in Suspense: #82378 - wrap devtools stories in context providers: #82345 - [devtools] Remove unused `componentStackFrames` field: #82395 - [Deprecation Warnings]: add amp deprecation warning: #82551 - fix(next/image): handle empty buffer and experimental flag for `skipMetadata`: #82569 - fix: amp deprecation warning should assert on user config: #82572 - fix: Prevent duplicate file entries in modulesCode: #82550 - feat: Turbopack typed links: #81528 - Upgrade React from `ac7820a9-20250811` to `1dc3bdea-20250812`: #82575 - [Runtime prefetch] resolve runtime APIs in a separate task: #82475 - Clean up unused code in restart server button: #82409 - chore: Update babel types and do some light cleanup of babel loader: #82486 - [Cache Components] Avoid cache misses when resuming a cached page: #82578 - chore: Remove unused `Map` support from `next/dynamic` transform: #82487 - [Deprecation Warnings]: add unstable_rootParams deprecation warning: #82582 - Turbopack: set `window.next.turbopack` instead: #82580 - fix router handling when setting a location response header: #82588 - Fix: Resolve <Head> PPR resume mismatch by search params: #82587 - Upgrade React from `1dc3bdea-20250812` to `f1222f76-20250812`: #82595 - [devtools] Move ShadowRoot into context: #82296 - Remove React 17 logic from Pages Router static generation: #82604 - [Segment Cache] Optimistic prefetch for search params: #82586 - Handle badged console calls when dimming console output: #81889 - run config deprecation checks only on user-provided configuration: #82613 - [devtools] Remove unused code: #82299 - [turbopack] Update Turbopack build warning message : #82591 - [Cache Components] Disallow sync access of cookies & headers at runtime: #82564 - feat: type guard file generation: #81400 - fix: find root dir on fs root: #82590 - fix: use in operator to check dev indicator option when its obj: #82629 - Upgrade React from `f1222f76-20250812` to `379a083b-20250813`: #82642 - feat(next/image): warn when images.localPatterns is undefined and src has query: #82627 - Turbopack: add `turbo_tasks::spawn`: #82634 - Fix fetch logging after revalidation via server action: #82643 - Fix request type in typed route validator: #82644 - fix: use .js extension for relative imports: #82669 - feat: add RouteContext type for app router route handlers: #82670 - Add additional handling for build-complete: #82671 - fix: Combine the hrtime tuple to get a better seconds representation: #82687 - test: migrate manifest tests to snapshot testing with normalizeManifest utility: #82675 - perf(router): replace LRU cache with optimized doubly-linked list implementation: #82633 - Turbopack: use a source content regexp for the react compiler: #82631 - Upgrade React from `379a083b-20250813` to `a96a0f39-20250815`: #82691 - fix: memory leak from cloneResponse: #82678 - Turbopack: Fix logic in HMR logging code that could emit a NaN build time: #82389 - fix: use `turbopack.root` value for `outputFileTracingRoot` to have consistent tracing root: #82653 - fix: return plain text 404 for invalid static asset paths: #75111 - Turbopack: show timing event for database compaction: #82369 - chore(test): update sharp api test: #82740 - [type] dynamic skip generating unused types: #82755 ### Example Changes - Add Prisma ORM example to Next.js examples: #75290 - chore: Update `with-supabase` example to use `getClaims()`: #81383 - docs: Improve Content Security Policy documentation: #80580 ### Misc Changes - Update Rspack development test manifest: #81603 - Allow `beforePageLoad` to be async: #81650 - Docs: POC: #81419 - chore(bot): update comment: #81672 - Fix build-native.ts on Windows: #81673 - Update Rspack development test manifest: #81660 - Update Rspack production test manifest: #81661 - Add create release branch workflow: #81687 - fix patch-next by adding missing script: #81430 - Turbopack: Generalize `ImportedBinding` effect creation to avoid as much special-casing of SimpleAssignTarget: #81653 - docs: Update redirects i18n documentation for App Router: #81347 - Include `use-cache` test suite in the Cache Components tests: #81610 - Improve error message for sync server functions: #81705 - [lint] keep lint-stage use faster linting: #81710 - [test] Fix `app-static` deploy test: #81712 - Fix: createRouterAct "reject" config: #81720 - Update Rspack development test manifest: #81702 - Update Rspack production test manifest: #81701 - Add an e2e test for the css serving issue: #81683 - chore: update username from 'nebrelbug' to 'bgub': #81734 - Turbopack: consistently name runtime chunk: #81769 - Turbopack: include more details in panic: #81773 - fix(turbopack) Adjust the way catchall routes are handled when a more specific parallel route exists: #81634 - Add trigger for v0 sync workflow: #81645 - Update Rspack production test manifest: #81746 - Update Rspack development test manifest: #81747 - Turbopack: Split DynamicEqHash trait into smaller traits in a separate re-usable crate: #81741 - [turbopack] Reuse shared Promise for loaded chunks: #81755 - Add VSCode tasks to show TypeScript compilation errors in problems view: #81799 - Turbopack: remove unneeded manifests for API routes: #81536 - [turbopack] use `require` to load chunks in our node runtime: #81738 - Turbopack: fix unhelpful error message when deleting folder fails: #81718 - Remove `experimental.strictNextHead`: #81882 - Remove some random commas: #81875 - Turbopack: Add cache for reqwest clients: #81742 - Update Rspack development test manifest: #81878 - Update Rspack production test manifest: #81879 - Turbopack: Track variable usage inside of visit_assign_target_pat: #81654 - Turbopack: Replace `current_value` set/restore mutation pattern with a safer `with_pat_value` helper: #81696 - Docs: Document `global-not-found`: #81803 - [router-act] Fixes related to segment inlining: #81896 - [test] Add dedicated test for error when client functions are called from server components: #81930 - Fix an issue in how css references are collected under `next build --turbopack`: #81704 - Turbopack: Update notify-rs crate, remove workaround for fixed bug: #81909 - Update Rspack development test manifest: #81913 - Update Rspack production test manifest: #81914 - Turbopack: Use workaround for rustc miscompilation bug on macos intel: #81950 - [test] workaround test that needs stylus: #81965 - Bump to swc_sourcemap 9.3.3: #81971 - fix(Turbopack): Remove the duplicate SlowFilesystem warning: #81972 - CI: add workflow_branch data to deploy test failure message: #81949 - Update Rspack production test manifest: #81961 - Update Rspack development test manifest: #81960 - [turbopack] Rename ClientReferenceSet: #81942 - Turbopack: fix scope hoisting variable renaming bug: #81640 - Revert "[test] workaround test that needs stylus": #81981 - [docs] fix rewrites example wording: #81985 - Turbopack: improve named spans in tracing: #81458 - Turbopack: update mimalloc: #81993 - Turbopack: Update bundled webpki-roots: #81906 - Allow specifying CLI version for e2e deploy: #81998 - Turbopack: Move fs watcher anyhow::Context import inline to fix compilation warnings: #81997 - Add link to manually trigger preview builds: #81977 - Update Rspack production test manifest: #82007 - Update Rspack development test manifest: #82008 - Turbopack: Make turbo-tasks-fetch a bit more OOP-like: #81995 - Update Rspack development test manifest: #82038 - [test] Allow running `lint-eslint` on a specific directory: #82009 - Adjusted the warning message to be more descriptive: #82052 - Update Rspack production test manifest: #82039 - [turbopack] mark `rcstr!` allocated Rcstr values as 'static' and stop refcounting them: #81994 - Turbopack: only schedule tasks when task becomes active on active counter increase: #81414 - docs: Update styling example links : #82111 - [turbopack] Documentation fixes for rcstr! and a tiny improvement to `hash`: #82084 - [turbopack] Improve our `const` compatible hash routine performance: #82088 - Update Rspack production test manifest: #82139 - Turbopack: Fix accidental doctest in globset module license: #82127 - [turbopack] tweak the ui of the module-cost benchmark: #81817 - [test] revert config change in hello-world test: #82173 - docs: cookies.set encode option is not supported: #82154 - docs: change Dashboard component to async for session verification: #81880 - Update create-release-branch to disable test-new-tests: #82182 - docs: update cacheTag.mdx: #82051 - Turbopack: Make the "non-recursive" logic for the fs watcher a runtime flag instead of a build-time one: #82031 - Turbopack: Add a flag to the fs watch fuzzer to print missing but expected invalidations: #82131 - docs: fix typo in docs: #82186 - docs: Add more links to app docs root: #82126 - docs: App Router's React version: #82180 - Turbopack: Use `Path`/`PathBuf` for all of the invalidation logic: #82132 - Turbopack: Use a BTreeMap in InvalidatorMap to avoid many `O(n)` traversals when finding child paths: #82133 - Turbopack: Watch the root and every parent directory in non-recursive mode: #82129 - Turbopack: Remove unused `ignored_subpaths` feature from DiskWatcher: #82210 - Grammar fix on forms.mdx: #82209 - Update Rspack production test manifest: #82108 - Update Rspack development test manifest: #82192 - Turbopack: implement shutdown for backing storage correct: #82220 - Update Rspack development test manifest: #82227 - fix: turbopack loader ipc field mapping: #82112 - Turbopack: fix dev test manifest: #82241 - fix(Turbopack): Fix duplicated layout rendering in edge cases: #81948 - [turbopack] Adopt rcstr! more consistently: #80552 - Turbopack: use mimalloc v3: #82221 - Turbopack: no need to avoid allocations anymore: #82222 - Turbopack: ensure max merge segments is respected accros families: #82223 - docs: to indicate that redirect can be used in both server and client…: #82092 - Turbopack: improve compression dictionary generation: #80061 - test: reduce artificial timeouts in runtime prefetch tests: #82276 - Turbopack: fix glob with empty alternative branch: #82275 - [turbopack] Optimize ESM exports: #82214 - [turbopack] Fix a snapshot test: #82281 - [turbopack] Avoid calling `find_server_entries` in the whole_app_module_graph case: #81943 - docs: Add Tolgee to app router localization resources: #81366 - Update Rspack development test manifest: #82268 - Update Rspack production test manifest: #82267 - Turbopack: Remove the `lazy-regex` dependency: #82288 - Turbopack: move block offsets from header to footer: #82047 - Turbopack: Streaming write of SST files: #82048 - [turbopack] Use Arrays instead of objects to bootstrap chunks: #81877 - Turbopack: set env in tracing context: #75254 - [test] Update snapshots: #82327 - chore: fix eslint-typechecked-require with template: #82328 - docs: add React Developer Tools section for debugging: #82320 - docs: Clarify revalidatePath : #82142 - Turbopack: Update `jsonc-parser`, dedupe with SWC: #82343 - [turbopack] vibecode a benchmark runner for module-cost: #82287 - Documentation: Removed reference to treeShaking in 08-turbopack.mdx: #82352 - Turbopack: run styled-jsx after typescript transform: #82359 - Turbopack: pass `is_development` to `next_page_config`: #82363 - refactor(turbo-tasks-fs): change FS to_sys_path to be synchronous: #82341 - Turbopack: clean up some old TODOs: #82364 - Docs: Updating guides on PPR and ISR: #81307 - fix(Turbopack): Address duplicated metadata image modules when they are impored: #82367 - Bump swc to 35: #82237 - docs: CSP with SRI corrections: #82365 - fix: implications of global-not-found skipping 'normal' rendering: #82399 - update rspack-dev-tests-manifest for failing tests: #82414 - Docs: Add more info about TW and TW 3 option: #82203 - Update Rspack production test manifest: #82397 - fix(turbopack): external module shouldn't wrap by esm when type as global: #82374 - docs: polyfills usage in app router: #80447 - global-error, revalidatePath and PWA headings: #82408 - chore(Next.js sync): open draft PRs immediately: #82424 - Turbopack: improve loop breaks: #77964 - Update Rspack development test manifest: #82433 - Turbopack: remove a few clones: #82435 - Update Rspack production test manifest: #82432 - Update to run rspack tests on release: #82453 - Docs/polyfills fix pages only: #82462 - Turbopack: enable side effects optimization by default in all test cases: #82463 - Turbopack: split basic side effects optimization test: #82464 - Turbopack: add more side effects test cases: #82465 - Turbopack: refactor side effects optimization: #82466 - Devcontainer: Replace Dockerfile with prebuilt image+features: #82450 - Update Rspack development test manifest: #82461 - docs: update revalidatePath, revalidateTag docs to be more consistent + highlight res.revalidate case: #82479 - use correct workflow id for v0: #82484 - Turbopack: increase time before persisting: #82403 - [turbopack] Fix a small issue in the analyzer where we wouldn't skip assignments to free vars that were just identifiers: #82392 - [turbopack] Promote `exports` and module to factory parameters for cjs: #82285 - [turbopack] Fix the build under `--features=tokio_tracing`: #81979 - Turbopack: Restore watchers for children when using non-recursive FS watcher: #82130 - Turbopack: fix CSS module references, take 2: #82448 - Turbopack: respect `productionBrowserSourceMaps`: #78014 - chore: Ignore `compiled` folder in ripgrep/ast-grep/ag/etc: #82482 - Update Rspack development test manifest: #82526 - Update Rspack production test manifest: #82525 - Test that there are no server-side CSS chunks: #82471 - docs: experimental config browserDebugInfoInTerminal: #82532 - Turbopack: Rework watcher data structures, store watched list and watcher behind the same RwLock: #82258 - Bump React types: #82541 - Turbopack: fix postcss in RSC CSS: #82554 - Turbopack: improve Lightning CSS error handling: #82561 - [turbopack] Handle relative paths before matching in node file traces: #82539 - Turbopack: symlinks and parent globs in `outputFileTracingIncludes`: #82528 - Turbopack: fix module rules for `.module.scss`: #82570 - Turbopack: Watch parent directories before watching children in `non_recursive_helpers::start_watching_dir_and_parents`: #82454 - feat(turbo-tasks-hash): update twox-hash: #82518 - Update Rspack development test manifest: #82558 - Update Rspack production test manifest: #82557 - [turbopack] Fix a crash under turbopackPersistentCaching: #82592 - Turbopack: don't block on parsing traced modules: #82602 - Docs/feedback round aug: #82549 - Turbopack: avoid using rayon in favor of tokio tasks: #82256 - Turbopack: support requests with dynamic part in module name: #82401 - Cleanup `shouldRunTurboDevTest` usage: #82603 - Update Rspack production test manifest: #82601 - Update Rspack development test manifest: #82600 - Fix generate-metadata.mdx typo: #82624 - docs: fix typos: #82503 - Turbopack: fix edge function name: #82617 - Turbopack: avoid REEXPORTED_OBJECTS property on Module object: #82622 - Turbopack: patch sourcemap crate: #82641 - Turbopack: do not run a compaction when opening the db: #82635 - Revert "Turbopack: avoid using rayon in favor of tokio tasks (#82256)": #82658 - [turbopack] Fix a bug where our `global` rewrite could introduce a TDZ issue: #82659 - chore: Bump Turborepo: #82652 - test: improve tests for typed route validation: #82660 - docs: add `experimental.typedEnv`: #82647 - Turbopack: use published sourcemap crate: #82646 - chore: set Turborepo version correctly: #82680 - Turbopack: run snapshot in normal task instead of blocking task: #82636 - docs: fix typo in vitest.mdx: #82690 - Update Rspack production test manifest: #82681 - Update Rspack development test manifest: #82682 - Remove stability disclamer on Node runtime in middleware: #82181 - Add metadata to server reference manifest: #82695 - Turbopack: refactor idle process queue and fix bugs and race conditions: #82630 - Turbopack: Stop persisting background task correctly on stop: #82727 - Turbopack: fix race condition in test case: #82728 - [turbopack] Remove a debug assertions in client references endpoint: #82725 - Turbopack: use bail instead of panic: #82745 - Update Rspack production test manifest: #82732 - fix(turbopack): webpack-loaders failed to resolve relative path: #82720 - `create-next-app`: use Turbopack for both dev and build: #82753 - fix: make sure validator.ts uses relative paths for imports: #82761 ### Credits Huge thanks to @unstubbable, @gnoff, @RobPruzan, @mischnic, @huozhi, @delbaoliveira, @styfle, @ankur-arch, @skt-t1-byungi, @ijjk, @Han5991, @SyMind, @Anas-github-acc, @hf, @bgw, @wyattjoh, @ztanner, @prateekkish, @eps1lon, @lubieowoce, @timneutkens, @acdlite, @lukesandberg, @bgub, @Cy-Tek, @padmaia, @raunofreiberg, @devjiwonchoi, @sokra, @MidnightDesign, @stephenliang, @allenzhou101, @icyJoseph, @gaojude, @remcohaszing, @wesjune, @wbinnssmith, @m1abdullahh, @Sayakie, @startracex, @chadfennell, @dlehmhus, @Jarred-Sumner, @candymask0712, @stepan662, @PuppyOne, @huperniketes, @xusd320, @MichalMoravik, @fireairforce, @kitfoster, @feedthejim, @r34son, @guoci, @JamBalaya56562, @adkile, @snyamathi, and @kachkaev for helping!