Update nextjs monorepo to v15.5.0 (develop) (!32) · Merge requests · My Projects / My Portfolio

This MR contains the following updates:

Package	Change	Age	Confidence
eslint-config-next (source)	`15.3.3` -> `15.5.0`
next (source)	`15.3.3` -> `15.5.0`

Release Notes

vercel/next.js (eslint-config-next)

`v15.5.0`

Compare Source

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 path-to-regexp@6.3.0: #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 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 MRs 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!

`v15.4.7`

Compare Source

[!NOTE]
This release is backporting bug fixes. It does not include all pending features/changes on canary.

Core Changes

fix router handling when setting a location response header #82588

Credits

Huge thanks to @ztanner for helping!

`v15.4.6`

Compare Source

[!NOTE]
This release is backporting bug fixes. It does not include all pending features/changes on canary.

Core Changes

fix: _error page's req.url can be overwritten to dynamic param on minimal mode (#82347)
fix: add ?dpl to fonts in /_next/static/media (#82384)

Credits

Huge thanks to @devjiwonchoi, @ijjk, and @styfle for helping!

`v15.4.5`

Compare Source

[!NOTE]
This release is backporting bug fixes. It does not include all pending features/changes on canary.

Core Changes

Fix API stripping JSON incorrectly (#82062)
Fix i18n fallback: false collision (#82158)
Revert "Fix tracing of server actions imported by client components (#82167)
Ensure setAssetPrefix updates config instance (#82165)
Turbopack: update mimalloc (#82166)
fix(next/image): fix image-optimizer.ts headers (#82175)
fix(next/image): improve and simplify detect-content-type (#82174)

Credits

Huge thanks to @ijjk, @sokra, and @styfle for helping!

`v15.4.4`

Compare Source

[!NOTE]
This release is backporting bug fixes. It does not include all pending features/changes on canary.

Core Changes

Fix dynamicParams false layout case in dev (#82026)
Turbopack: fix scope hoisting variable renaming bug (#81640)
Upgrade to swc v33 (#81750)
Revert "[metadata] use https protocol for schema urls" (#81934)

Credits

Huge thanks to @bgw @mischnic @huozhi @lukesandberg and @ijjk for helping!

`v15.4.3`

Compare Source

[!NOTE]
This release is backporting bug fixes. It does not include all pending features/changes on canary.

Core Changes

Turbopack: fix dist dir on Windows (#81758)

Credits

Huge thanks to @mischnic for helping!

`v15.4.2`

Compare Source

[!NOTE]
This release is backporting bug fixes. It does not include all pending features/changes on canary.

Core Changes

pages router metadata bugs with React 19 (#81733)
[metadata] replace for initial body icon case (#81688)
Ensure custom NextServer config is honored (#81681)

Credits

Huge thanks to @huozhi, @ijjk, and @ztanner for helping!

`v15.4.1`

Compare Source

[!TIP]
Check out our Next v15.4 Blog Post to learn more about this release.

Core Changes

[next-server] fix params duplicate in query after rewrite: #77939
[next-server] preserve rsc query for rsc redirects: #77963
Turbopack: fix a bug where marking a task a completed causes a panic when reading the output: #77922
Turbopack warning spelling fix: #77999
Allow URL schemes that include +, - or .: #77932
[dev-overlay] Remove unused hydration error related code: #77929
[dev-overlay] Unify error deduplication logic: #78017
fix: use the match result after matching using the matched path header: #77994
Upgrade React from 3fbfb9ba-20250409 to c44e4a25-20250409: #78031
Move unhandled rejection handling to shared path: #77997
fix: ensure app router not found works when deployed with pages i18n config: #77905
Uninstall existing uncaughtException listeners to prevent the process from crashing: #78042
Experimental bfcache: Restore state w/ : #77992
Add graceful error fallback for bots requests: #77916
Upgrade React from c44e4a25-20250409 to 1d6c8168-20250411: #78067
[next-server] remove unnecessary query shallow copy: #78003
[dev-overlay] disable copy button when clipboard is not available: #78101
[dev-overlay] Stop stashing React error details on error instances: #77975
[dynamicIO] Model invalid dynamic on empty shells: #77270
fix: bump image-size@1.2.1: #78149
Handle graceful fallback for custom error boundaries: #78121
[dev-overlay] Stop squashing hydration related errors in App Router: #78140
[test] Enable strictNullChecks in test utils: #78142
Document Turbopack trace viewer: #78184
[dev-overlay] Fix error dialog resizing logic: #78144
Include types in published eslint-plugin-next: #78109
[dev-overlay] Stop appending wrong Owner Stacks to SSR-only shell errors: #77302
[dev-overlay] Add dedicated label for recoverable errors: #78186
[chore] remove unused __NEXT_PRIVATE_RUNTIME_TYPE: #78230
Preserve slashes when custom URL schemes are used in redirects: #78176
ignore-list published sources if they have a sourcemap: #78242
Upgrade React from 1d6c8168-20250411 to 39cad7af-20250411: #78152
Turbopack: add test case for persistent caching: #77030
Upgrade React from 39cad7af-20250411 to b04254fd-20250415: #78253
fix: alternate bundler support for dropping client pages in AMP: #77601
[errors] refactor default global-error into a separate file: #78182
[metadata] render streaming metadata on the top level: #77620
[metadata] skip head cache in default slot: #78206
chore: Backport SWC-based RC optimization (#78260)
fix: bump image-size@1.2.1 (#78164)
@next/mdx: Use stable turbopack config options: #78261
Upgrade React from b04254fd-20250415 to 4a36d3ea-20250416: #78297
Add graceful error boundary for bots requests: #78298
make sure eslint-plugin-next is built when running 'pnpm dev': #78305
Migrate pages API routes to handler interface: #78166
Update middleware public/static matching: #78325
Fix dynamic route param encoding: #78326
[Turbopack] refactor persistent caching from log based to cow approach: #76234
Add onInvalidate option to router.prefetch: #77880
Reserve bandwidth for most recently hovered link : #78362
fix: handle incremental PPR with client segment cache: #78387
fix: amphtml-validator WASM errors (for real): #78379
Turbopack: Remove next start --turbopack: #78384
Upgrade React from 4a36d3ea-20250416 to bc6184dd-20250417: #78322
[chore] remove dead code missing required error: #78403
[ts-next-plugin] remove typescript vfs and related metadata plugin: #78237
[ts-next-plugin] auto import metadata type: #78258
[ts-next-plugin] warn to add correct type for metadata exports: #78254
[ts-next-plugin] fix: validate metadata node before checking type: #78414
[errors] fix edge server initial error is not sent via hmr: #78415
misc: use correct capitals for React terms: #78445
Skip empty prefetch request for dynamic routes: #78436
Turbopack: don’t warn about webpack being configured when experimental.turbo is set: #77998
Upgrade React from bc6184dd-20250417 to 914319ae-20250423: #78468
Update turbopack to syn2: #78385
[next-server] ensure prepare is done before preloading entry: #78454
Upgrade React from 914319ae-20250423 to 197d6a04-20250424: #78516
[dev-overlay] Move error.name to label: #78198
[ts-next-plugin] update log for utils: #78538
[ppr] Route Cardinality Updates: #78476
Turbopack: support ignore comments for NFT fs access tracing: #78460
Externalize manifest loading in pages-api: #78358
Update font data: #78525
refactor: skip the prospective render when there's a more specific route to be rendered: #78555
fix: bodySizeLimit error responses + limit for non-multipart actions: #77746
[dynamicIO] Do not skip dynamic validation when metadata is dynamic: #78574
[dynamicIO] log dynamic validation errors consistently in dev: #78575
[ts-next-plugin] clean up unused proxy: #78539
[dynamicIO] Disallow only dynamic metadata: #78576
fix: make webpack handle "use cache" in node_modules : #78606
Use React's prerender function for "use cache" with Dynamic IO: #78382
Use node: prefixed in ESM emit of standalone server.js: #78624
feat: add ravendb library to server-external-packages.json: #78319
docs: fix typo in ppr.ts: #78590
Pre-compile busboy dependency: #78634
Pages API handler interface follow-ups: #78638
Repeat fix in #78387 for routes without params: #78568
[dev-tools] Fix width transition logic: #78635
[ts-next-plugin] fix: warn only if no type: #78628
[ts-next-plugin] fix: warn only if no type for separate export: #78629
chore: Drop @swc/counter: #78674
Turbopack: use small thread local collector that flushes to global collector: #78343
Upgrade React from 197d6a04-20250424 to 5dc00d6b-20250428: #78640
Fix bad decoding for x-matched-path header: #78677
Fix pages API rewrite case: #78644
chore: update rspack to 1.3.8: #78485
Always apply render preparations after running an action: #77898
Exclude config package from bundling: #78671
Upgrade builtin babel packages: #78673
Upgrade loader-utils v2 to latest patch: #78707
[Link] Add prefetch="auto" option: #78689
[build-sourcemaps] Ensure errors during prerender can be sourcemapped: #78709
Upgrade React from 5dc00d6b-20250428 to 408d055a-20250430: #78715
build: Fix minifier options for webpack builds: #78717
refactor(next-swc): Do not amend minifier options from Rust code: #78719
Change stylistic ESLint TypeScript defaults: #78679
fix: replace original request body after middleware execution: #77662
remove draft.isEnabled setter from exotic draftMode wrappers: #77972
Turbopack: limit compaction merging by size instead of count: #78669
[build-sourcemaps] Include codeframes in prod when sourcemaps are enabled: #78710
feat: build lifecycle hooks - afterProductionCompile: #77345
fix: make sure that the patched fetch cache set promise is properly awaited: #75971
[dev-overlay] Make badge draggable: #78716
Turbopack: fix ESM project in standalone mode: #78774
Revert "[Link] Add prefetch="auto" option": #78820
Downgrade React from 408d055a-20250430 to 197d6a04-20250424: #78834
Reland "[Link] Add prefetch="auto" option": #78821
build: Update @swc/core npm package to v1.11.24: #77668
Turbopack: Implement regex support for matching webpack loaders: #78733
Turbopack: Add support for extension regex in @next/mdx: #78734
backport: fix(turbopack): Store persistence of wrapped task on RawVc::LocalOutput (#78488) (#78883)
@next/mdx: Use stable turbopack config options (#78880)
Fix react-compiler: Fix detection of interest (#78879)
Fix turbopack: Backport sourcemap bugfix (#78881)
[next-server] preserve rsc query for rsc redirects (#78876)
Update middleware public/static matching (#78875)
[dev-overlay] Polish mobile view: #78863
[dev-overlay] Consider scrollbar width for drag positioning: #78865
Add handling for setting deployment id via cookie: #78841
Run export child process with runtime's default max-old-space-size: #78712
[dynamicIO] cache tracking for import(): #74152
[dev-overlay] solidate the line number parsing: #78868
Update send to v0.18.0: #78816
Scope runInCleanSnapshot to Work Store: #78930
Removes onNavigate from transition scope: #78605
Add nonce handling from CSP in pages router: #78936
Ensure manual nonce on Script works as expected: #78939
Treat _debugInfo as a wellknown property for sync request data access purposes: #78942
chore(CI): Run rspack tests in build_and_test.yml: #78757
bugfix: Fix a bug that caused conflicting assets when adding a child compiler: #78011
[Fix] Inverse prefetch segment for Pages routes: #78932
Fix tracing of server actions imported by client components: #78968
Revert "fix: alternate bundler support for dropping client page": #78974
Fix --no-mangling for "use cache" functions: #78993
chore: update rspack to 1.3.9: #78984
[not-found] Add global-not-found convention: #78783
[not-found] support metadata exports of global-not-found: #78961
Prevent "use cache" timeout errors from being caught in userland code: #78998
patch react via recast instead of string replacements: #78916
[link] Avoid inlining of LinkProps in emitted declarations: #78773
[next-config-ts] fix: read tsconfig file using TypeScript API: #79055
Replace node:url usage in server-utils: #79094
[build-sourcemaps] Remove unused static workers: #79107
fix: cli test failed when using rspack: #79081
[build-sourcemaps] Allow inspecting prerender worker: #79098
Add initial modifyConfig hook: #79162
Re-land updated bundler for pre-bundling: #79164
[dynamicIO] model pathname access in metadata as async : #79136
Update font data: #79179
bugfix (pages): assetPrefix should not cause hard nav in development: #79176
Reland "Ensure mangling is disabled for dev runtime builds (#75297)": #79201
docs: add graceful error boundary example: #77781
turbo-tasks: Encode location information into panics: #78945
feat(turbopack): Add basic compilation event support: #78785
chore(dev-overlay): Minor cleanups to useDelayedRender hook: #79119
Update font data: #79227
Rename define-env-plugin.ts to define-env.ts: #79224
Always pass implicit/soft tags into the CacheHandler.get method: #79213
fix(dev-overlay): Ignore right clicks on the indicator draggable: #79120
Fix dangling promise in unstable-cache: #79248
Revert "Partial Fallback Prerendering Route Shells (#69282)": #79258
[devtool] initial support for segment explorer: #78858
Client router should discard stale prefetch entries for static pages: #79309
[dynamicIO] fix: do not apply import tracking transform in edge: #79284
Turbopack build: Fix type: module with output: standalone: #79292
[TypeScript Plugin] Moved the diagnostics' positions to the prop's type instead of the value for client-boundary warnings: #79193
Use onPostpone to determine if segment prefetch is partial: #79299
Enable ppr when dynamicIO is enabled: #79302
fix: replaceIdentifiersInAst takes an expression, not a string: #79196
Remove DIO w/o PPR branch from app-render.tsx: #79303
Remove prospective fallback prerenders: #79304
Fixed rewrite param parsing for interception routes in Vercel deployments: #79204
[build-sourcemaps] Sourcemap errors during prerender if experimental.enablePrerenderSourceMaps is enabled: #79109
[release] use @changesets/changelog-github for changelog format: #79040
next.config.ts: Implement compiler.defineServer for server-only constants: #79225
Always show warning if fetch cache limit hit: #79384
feat(turbopack) Added sending events to log how long writing entrypoints to disk takes.: #79256
[release] use @changesets/changelog-github for changelog format: #79040
next.config.ts: Implement compiler.defineServer for server-only constants: #79225
Always show warning if fetch cache limit hit: #79384
feat(turbopack) Added sending events to log how long writing entrypoints to disk takes.: #79256
Only share incremental cache for edge in next start (#79389)
[TypeScript Plugin] Match method signature (someFunc(): void) type for client boundary warnings: #79144
Only share incremental cache for edge in next start: #79386
fix: rspack framework and lib cacheGroups: #79172
Make sure bundle analyzer does not trigger warning with turbopack: #79399
[dynamicIO] Avoid timeout errors with dynamic params in "use cache": #78882
Implement initial handler interface for pages routes: #79260
[Segment Cache] Fix: Ensure server references can be prerendered: #79448
[dynamicIO] Avoid timeout errors with dynamic params in "use cache": #78882
Implement initial handler interface for pages routes: #79260
[Segment Cache] Fix: Ensure server references can be prerendered: #79448
[Segment Cache] Fix: Skew during dynamic prefetch: #79416
[dynamicIO] reimplement dynamicIO validation on prerender: #79414
fix: remove redundant performance.measure usage: #79475
[devtools] Add a very minimal API for restarting the dev server: #79265
Model prerender store as separate server and client scopes: #79429
fix: Merge link header from middleware with the ones from React (#73431)
fix(edge): run after() if request is cancelled mid-streaming (#76013)
gate segmentCache branch in base-server (#79505)
Model prerender store as separate server and client scopes: #79429
Use metadata for cache entry status code: #79512
fix(dev-overlay): Better handle edge-case file paths in launchEditor: #79526
[build-sourcemaps] Increase stacktrace limit during prerender: #79498
fix: Rspack not skip .d.ts file: #79285
Revert "[next-server] skip setting vary header for basic routes": #79426
[ppr] Narrow condition for fallback shell generation at runtime: #79565
Turbopack: derive de/serialize for loader config: #79581
Update font data: #79642
Avoid bundling dev overlay in page template: #79641
Enable preview builds for forks: #79648
misc: remove leftover clientInstrumentationHook type: #79701
cleanup(turbopack): Embed Global vs Specific channel type in the Rust type system: #79291
[dev-overlay] Show error overlay on any thrown value in /app: #79658
[dev-overlay] Move error handlers into dispatcher in /app: #79660
Verify cache-busting param during segment prefetch: #79563
update(turbopack): Update the messaging UX for timing writing files to disk: #79469
[dev-overlay] Move Redbox open/close into dispatcher: #79698
chore: update rspack to 1.3.12: #79428
Enable repeated tsc runs in packages/next without having to build first: #79782
Run tsc in watch mode during pnpm dev: #79785
Reinstate vary (#79939)
fix(next-swc): Fix interestingness detection for React Compiler (#79558)
fix(next-swc): Fix react compiler usefulness detector (#79480)
fix(dev-overlay): Better handle edge-case file paths in launchEditor (#79526)
Client router should discard stale prefetch entries for static pages (#79362)
fix: preload fonts in template.js: #79417
feat: using eval source map plugin for Rspack: #79199
feat: using builtin CssChunkingPlugin for rspack: #79762
fix(napi): Update generated types, add alias for RcStr: #79915
[dev-overlay] Fix highlighted line cut off on scroll: #79930
fix(next/font): allow custom font-family in declarations: #76274
Remove subissues from Issue: #79988
[devtools] Add a query parameter to restart endpoint to invalidate the persistent cache: #79425
Implement handler interface for app-page: #79568
Migrate app route to handler interface: #80008
Turbopack Build: Fix underscore path tests: #79778
Fix watchmode for taskr tasks: #80020
Update font data: #80036
Fix defunct ESLint overrides: #80053
[devtools] Add an endpoint to poll for server status: #80005
[dynamicIO] Only report client sync IO errors if they are above a Suspense boundary: #80026
[dev-overlay] Parse stacks in reducer not during dispatch: #79788
Remove obsolete @ts-expect-error: #80065
[dev-tools] Navigation header replaces close button: #80097
[dev-overlay] Inject get*Stack implementation: #79789
[dev-overlay] Fix dark‐mode styling for <option> in Preferences dropdowns: #80025
Use relative sources in require() instead of next/dist/ if possible: #80054
[dev-overlay] Inject isRecoverableError implementation: #80003
[devtool] fix explorer flag consuming and style: #80110
[dev-tools] add restart dev server button to error overlay: #80060
[dev-tools] add restart dev server button on dev-tools indicator preferences: #80072
[chore] remove legacy useEarlyImport flag: #80112
[testmode] Fix types of wrapRequestHandler: #80055
Extend bot list with googleweblight, Storebot-Google, Google-Inspecti…: #77728
[dev-overlay] Inject getSquashedHydrationErrorDetails implementation: #80046
[dev-tools] better description for restart server button: #80118
[dev-tools] style: preferences section title: #80120
[metadata] refactor to remove async metadata: #78495
[dynamicIO] Document client component remediations for sync IO: #79787
[dynamicIO] prioritize preprocessing RSC rows when prerendering: #80125
[dev-overlay] Remove unused onError in /pages: #79982
Remove unused vendored server-inserted-metadata module: #80143
Webpack Build: Use name-contenthash instead of name-chunkhash for dynamic imports: #80153
[dev-overlay] Remove unnecessary code from /pages dev error boundary: #79983
Turbopack Build: Implement helpful error for missing sass package: #80155
[global-not-found] fix shared css imports not being picked: #80151
Add experimental flag for RSC request validation: #80157
[dev-overlay] Remove indirection in app dev error boundary : #79984
Docs: preload entries impact on memory consumption: #80098
[dev-overlay] Move building indicator into Dev Overlay state: #79985
[metadata] only render one metadata outlet: #80146
Add a regions property to the Functions Config Manifest file: #80104
[metadata] fix nonce prop for hoist script: #80174
docs: fix grammar in Code of Conduct section ('them' → 'it') : #80181
[error-overlay] remove footer message: #80169
Turbopack: Log persistent cache store time: #80149
fix(turbopack): Next.js package not found panics in Turbopack: #79572
[turbopack] Compute Import Traces for Issues: #79351
Typecheck require() calls: #80056
Revert "[turbopack] Compute Import Traces for Issues": #80215
remove unique metadata prop from initial RSC payload #79388
Replay redirect if RSC parameter is missing: #80180
[devtool] style the segment explorer as nested view: #80212
Prerender with streaming metadata during revalidation: #80245
fix: invalid middleware configs should fail the build: #80221
[dev-overlay] Render /app Dev Overlay with a separate React instance: #79699
[devtool] display segment explorer as tree view: #80261
[dev-overlay] Use same bundle for Pages and App Router: #80019
Revert "Revert "[turbopack] Compute Import Traces for Issues"": #80220
[dev-overlay] Publish as production bundle: #80295
[metadata] only serve block streaming metadata for html bots: #80272
Update font data: #80301
Update font data: #80340
[dev-overlay] fix duplicate re-render of errors: #80322
[build-sourcemaps] Only compute codeframe once: #80326
[test] Fix Dev Overlay Storybook: #80288
[test] Fix crashes in Dev Overlay Stories: #80292
[metadata] use https protocol for schema urls: #80356
[dev-overlay] Remove positive tab-index: #80289
[devtools] Implement default /.well-known/appspecific/com.chrome.devtools.json endpoint in dev: #80260
[dev-overlay] Fix outstanding a11y issues reported by Axe: #80290
provide declarations for server-only/client-only: #80361
[test] Stop opening browser by default in local Dev Overlay Storybook: #80291
[dev-overlay] Move hot reloader client code out of react-dev-overlay: #80278
[dev-overlay] Remove unused code: #80279
[dev-overlay] Move app/pages related features closers together: #80280
Discard Infinity expiration for implicit tags: #80387
fix(next-swc-wasm): Only enable turbo-rcstr's napi feature when building the next-swc-napi crate/package: #80390
Add response handling inside handlers: #80189
feat(turbopack): Add simple tree shaker: #78286
Fix a couple typos: #80080
[dev-overlay] Move code into new top-level folder in src/next-devtools: #80281
Ensure we normalize .rsc/.prefetch.rsc: #80409
Turbopack Build: Fix /index/index handling: #80413
[segment-explorer] optimize tree view: #80392
Upgrade @playwright/test and cleanup internal APIs: #80334
Backport config.allowedDevOrigins (#80410) (Learn More)
[segment-explorer] Signal updates to React: #80316
[segment explorer] fix soft navigation case: #80443
Update the warning text for when multiple lockfiles are found: #80214
feat: in Rspack using native fn implemented by us using SWC to replace load module: #80342
chore: fix link to good first issue: #80478
Disable fetch cache size limit for implicit caching during build: #80480
[dynamicIO] Split up static generation into two phases: #79629
fix(turbopack): Fix config caching for turbopack + React Compiler: #80498
[dynamicIO] Use filled Resume Data Cache for final-phase prerenders: #79743
fix: Rspack dev gets stuck after removing a page: #80555
Ensure custom relative distDir resolves properly: #80569
fix: mark file system incremental cache as external so it's memory is shared: #80586
[fix] clone the config module to avoid mutation: #80573
Improve Incremental Cache Locking Algorithm: #80497
[devtools] add feature flag for new panel ui: #80251
[devtools] fork devtools-indicator: #80456
[devtools] fork next-logo: #80457
guarantee cache busting param correctness: #80381
Normalize filepaths when parsing patterns from js values: #80511
[metadata] render streaming metadata on the top level (#80566)
[fix] clone the config module to avoid mutation (#80573)
feat: rspack use swc to warn for edge runtime: #80485
Avoid timeout error when transformed params are passed to "use cache": #80463
Respond with 404 for unknown server actions: #80613
[segment explorer] single row layout segment: #80576
Fix: Rules of Hooks violation in AppRouter: #80623
fix: Add Chrome-ligthouse to htmlLimitedBots: #80656
Turn on clientSegmentCache during PPR CI runs: #80581
[devtools] port overlay backdrop out of overlay: #80460
Revert "(E2E) Log which config file is used for next start": #80666
fix(turbopack): Fix static immutability analysis: #80646
[devtools] add panel ui placeholder under feature flag: #80354
[devtools] add dialog behavior to panel ui: #80355
Add --debug-prerender option for next build: #80667
[devtools] port devtools-indicator position to dispatcher: #80536
fix: mark the shared cache controls as external so it's memory is shared: #80588
[devtools] apply draggable to panel ui: #80517
Apply normalizers for init URL used for handlers: #80694
overwrite redirect SSG meta.status to 200 for RSC requests: #80391
[devtools] panel ui header: #80509
[development-server] Display pid of already-running process that is using port: #80069
[devtools] panel ui footer: #80515
Fix Next DevTools Storybook in recent Node.js versions: #80713
[devtools] set up panel ui tab infra: #80535
[devtools] port devtools scale to dispatcher: #80537
[devtools] panel ui settings tab: #80538
Upgrade React from 197d6a04-20250424 to 79d9aed7-20250620: #79477
fix: rspack code analyzer should only handle javascript module: #80711
[devtools] port call stack: #80550
[devtools] port runtime error handling to hook: #80567
Upgrade React from 79d9aed7-20250620 to 06e89951-20250620: #80730
chore(swc-wasm): Fix and clean up various issues with swc-wasm tests: #80471
Add onBuildComplete adapter hook: #80446
[ppr] RDC for RSCs: #79638
docs: add csp and content disposition type: #80735
omit searchParam data from FlightRouterState before transport: #80734
feat(turbopack): Print a warning about performance when starting with an invalidated cache: #80631
perf(next-swc): Remove needless JSON conversion: #80671
[devtools] Fix Turbopack indicator: #80753
Downgrade React from 79d9aed7-20250620 to 197d6a04-20250424: #80762
devtools: couple restart dev server UI with persistent cache flag: #80751
[devtools] panel ui responsiveness: #80732
[turbopack] Update Napi CLI to the latest 2x release: #80697
Revert "[ppr] RDC for RSCs": #80794
[segment explorer] handle edge and pages router: #80668
[segment explorer] handle builtin not-found: #80607
[devtools] fix: adjust width for responsiveness: #80777
[build] remove obsolete module field alias for barrel optimized pkg: #80769
[segment explorer] handle custom global-error segment: #80685
[devtools] storybook: port utils to be reusable: #80726
[segment explorer] display navigation error boundaries: #80691
[devtools] set up panel ui issues tab infra: #80727
[devtools] add correct scrollbar to dialog body: #80776
[devtools] panel ui issues tab sidebar: #80728
[devtools] panel ui issues tab content: #80729
[devtools] add fullscreen mode: #80788
[devtools] proper draggable for header and footer only: #80792
[segment explorer] handle display loading: #80698
[segment explorer] handle custom error boundary: #80714
[segment explorer] display default page in segment explorer: #80716
Add htmlrewriter to default server externals: #80819
fix to use https urls in meta data images when using experimental-https: #80276
Add a fallback for the mdx-components file: #59693
Revert "Respond with 404 for unknown server actions (#80613)": #80662
[devtools] segment explorer tab: #80805
[devtools] fix: error overlay closes when footer is clicked: #80513
fix: respond with 404 for unrecognized action ids: #77012
[turbopack] Enable debug assertions in CI: #80739
Turbopack Build: Implement browserslist for CSS / JS: #80603
Fix fallback: true cache-control: #80865
Turbopack: scope hoisting: #79459
[devtools] refactor segment explorer styles: #80848
Turbopack: CSS Global Import Validation for Pages: #80585
[devtools] overlay backdrop visibility hidden when not fullscreen: #80844
Allow intercepting dynamic routes to be partially prerendered: #80851
Turbopack: fix chunking context caching: #80862
[devtools] replace the old error overlay with the issues tab view: #80814
[devtools] fullscreen mode should not be draggable: #80845
Turbopack: add task execution reason to tracing: #80861
[devtools] Allow opting out of environment feature flags: #80897
[devtools] fix: build error should share the issue content layout: #80850
[devtools] increase max-width/height limit: #80846
[devtools] memorize tab in session storage: #80900
Check cache busting search params on all RSC requests: #80669
Perf: Use canonicalUrl from prefetch for dynamic RSC requests: #80817
Fix PPR no fallback case: #80908
Add comment explaining staticPathKey vs ssgCacheKey: #80911
add turbo tasks fuzzing: #79372
[devtools] fix style of issue count label: #80854
[devtools] Remove unused footer buttons: #80864
[devtools] Hide issue count on empty state: #80898
[turbopack] Add user friendly names to trace labels: #80388
Upgrade React from 197d6a04-20250424 to fa3feba6-20250623: #80804
[segment explorer] open in editor: #80856
Roll out validateRSCRequestHeaders: #80954
[refactor] group the built-in conventions: #80957
fix: webpack config context when using rspack: #80921
Turbopack: pass current Node.js version from JS side instead of invoking node: #80949
Turbopack/Webpack Build: Remove dead code: #80938
Upgrade React from fa3feba6-20250623 to cee7939b-20250625: #80904
[segment explorer] hover state for open-in-editor color: #80950
Upgrade React from cee7939b-20250625 to 4db4b21c-20250626: #80959
[devtools] polish icon and label color: #80976
Use proper reexports in entry-base.ts: #80988
[segment-explorer] display the builtin conventions: #80961
[segment explorer] builtin slots style: #80972
[segment explorer] trigger boundary initial support: #80948
[devtools]: width/height adjustments: #81072
[test] fix browser chunk test failure: #81074
[segment explorer] show current route: #81003
[devtools]: move RestartServerButton to panel footer: #81082
Update font data: #81093
Upgrade React from 4db4b21c-20250626 to 65c4decb-20250630: #81077
[node-webstreams] Remove unused App externals from next-server bundler config: #81039
Turbopack: apply browserslist config in dev: #81075
[build] remove the default imports for error boundary: #81000
Turbopack: also inline env vars with undefined value: #80990
[devtools]: default to issues tab when error overlay is programmatically toggled: #81091
[devtool] merge segment explorer flag into panel ui flag: #81085
Revert "[devtool] merge segment explorer flag into panel ui flag (#81085)": #81131
[segment explorer] reset error and not-found boundary: #81115
[devtool] enable segment explorer when new panel present by default: #81152
[dynamicIO] Don't abort on sync request data access: #81162
[dynamicIO] recognize prerender interrupted errors as well known: #81160
Fix resolvedPathname for middleware rewrite: #81144
[node-webstreams] Exhaustive React aliases in App Router: #81040
[node-webstreams] Use React builds for Node.js: #81048
Upgrade React from 65c4decb-20250630 to 7216c0f0-20250630: #81133
Turbopack: fix and finish immutable tasks: #80996
[segment explorer] custom tooltip: #80974
[segment explorer] refactor boundary trigger with ui primitives: #81147
Migrate usage of web-server in edge-ssr: #80915
Upgrade React from 7216c0f0-20250630 to 73aa744b-20250702: #81192
[segment explorer] fix route path in top navbar: #81195
Reuse resolvedPathname from prepare: #81194
Turbopack: exclude resolve-rewrites if possible: #80939
[devtool] styling fixes: #81228
[devtools] Omit line/col numbers for anonymous sources: #81223
Fix NEXT_CPU_PROF during development: #81248
Turbopack: list assert/strict as external (#80884)
omit searchParam data from FlightRouterState before transport (#80734)
bugfix: propagate staleTime to seeded prefetch entry (#81263)
[Segment Cache] Support third-party redirects in output: "export" mode: #81247
[devtool] css imports and share css variables: #81236
Update matching query and route param handling: #81209
bugfix: propagate staleTime to seeded prefetch entry: #81263
Ensure resolvedPathname normalizes trailing slash: #81265
[sourcemaps] ignore-list Webpack runtime: #81229
Allow pnpm build to be run when offline: #81273
[sourcemaps] Ignore-list sources whose sourcemaps ignore-list everything: #81231
[dynamicIO] Use owner stacks for dynamic validation errors: #81277
[dynamicIO] Don't abort prospective render on sync access during SSR: #81258
[refactor] Move sourcemapping logic to dedicated file: #81310
[sourcemaps] Improve ignore-listing performance: #81311
[devtool] handle click outscope child element: #81296
[build] remove devtool from client chunks in prod: #81376
chore: align css loader in storybook: #81403
feat: make typed routes output deterministic: #80432
[dev-tools] Custom keyboard shortcut to toggle visibility: #81064
chore: update rspack to 1.4.5: #81216
[use-cache] track cache read earlier when encrypting bound args: #81427
Upgrade React from 5d87cd22-20250704 to a7a11657-20250708: #81428
[segment explorer] capture defined boundaries: #81232
[segment explorer] trigger the actual same level boundary: #81268
feat: forward browser errors/logs to terminal: #80909
fix: referencing unavailable __dirname: #81436
Upgrade vercel og to 0.7.2: #81447
[build-sourcemaps] Default experimental.enablePrerenderSourceMaps to experimental.dynamicIO: #81449
Upgrade React from a7a11657-20250708 to 60b5271a-20250709: #81463
Support Uint8Array bodies when generating cache keys for POST requests: #81465
[devtool] dynamically import segment explorer when enabled: #81473
Add @sparticuz/chromium-min to default server externals: #81309
[devtool] patch base-ui and migrate segment explorer inline styles: #81474
Pass filterStackFrame everywhere: #81516
Upgrade React from 60b5271a-20250709 to 96c61b7f-20250709: #81505
[segment explorer] redesign file pills and boundary trigger: #81302
Update eslint and restore .eslintrc.cli.json being used for CLI/CI-based linting: #81553
[sourcemaps] Properly devirtualize rsc: URLs: #81554
Upgrade React from 96c61b7f-20250709 to 97cdd5d3-20250710: #81551
fix: update useEffect closure when menu is truly mounted: #81531
rename handleSmoothScroll util: #81546
add flag to opt into smooth scroll detection & add warning: #81563
fix: revert focus trap dependency change: #81571
Hide stackframes if sandwiched between two ignore-listed frames: #81067
Dim console logs from prospective prerender in dev: #81515
Augment React types internally instead of overwriting them: #81561
[sourcemaps] Don't check for vendor chunks when Node.js 18 is used: #81619
[Segment Cache] Fix isHeadPartial logic: #81566
[segment explorer] fix route url is missing cases: #81622
[segment explorer] fix boundary trigger state: #81623
fix(next/image): bump sharp to 0.34.3: #81556

Example Changes

[test] Use React 19.1 everywhere: #77895
chore(examples): replace uuid dependency with crypto.randomUUID: #77901
examples: fix readmes: #78483
chore: Update the with-supabase example to use the Supabase Auth block: #78913
refactor(napi): Implement napi traits for RcStr: #79806
remove with-fauna example: #80440
chore: fix typos in rust files: #81113
Add Biome example: #81334

Misc Changes

Turbopack: use correct env var for uploading test results: #77988
chore(cna): use short tailwind classname of font-family: #77271
Fix CSS Data URL test on Turbopack: #77970
Turbopack: fix dynamic request lookup with only a single match: #77986
Update Turbopack production test manifest: #78007
Update Turbopack development test manifest: #78008
[test] Assert on all errors in Redbox matchers: #77907
Turbopack: check css requests in test: #77285
15.3 Docs: Turbopack for build: #77730
[test] Stop asserting on internal stackframes when features are working as intended: #78015
Turbopack: asset ident instead of chunk item ID in CSS: #78018
fix(turbopack): Consider scoping of var declarations: #77954
[test] Remove global styled-components install : #77782
Cleanup config.experimental.reactOwnerstack: #78021
Docs: Improve "use cache" and cacheLife API references: #78024
Docs: Update useLinkStatus API reference: #78022
Turbopack: add debug assertion to check for duplicate modules: #78025
Turbopack: bundle only new Worker with new URL: #78010
Turbopack: use hashbrown HashMaps instead of now-removed std raw entry api: #78032
Turbopack: proper error message for swcPlugins: #77990
Update Rust toolchain to nightly-2025-04-10: #78039
[test] separate rsc-basic tests: #78038
chore(github): remove redundant markdown body: #76187
chore(CI): Mention Rspack explicitly, use arewerspackyet.com domain: #77995
Update Turbopack production test manifest: #78053
Turbopack: support for CSS Modules in Data URLs: #78040
test: adjust default timeouts for [waitFor]elementByCss: #78026
Revert Rust upgrade to nightly-2025-04-10: #78062
Update Rspack development test manifest: #78049
Update Rspack production test manifest: #78050
chore(CI): Add lukesandberg to turbopack team: #78074
[test] Activity has types and supports react-server: #78066
refactor(turbo-tasks): Check for transient tasks called from persistent tasks in more places: #77760
[font] prefix leading numeric google-font name with underscore: #78127
build: Update swc_core to v22.3.1: #78129
Update Turbopack production test manifest: #78124
[test] isolate parallel metadata test: #78134
Update Turbopack development test manifest: #78125
Update Rspack production test manifest: #78123
[test] Add dedicated tsconfig for test utils: #78141
Turbopack: load chunks only once: #75143
Reenable a few more Turbopack tests: #78153
test: remove "@testing-library/jest-dom" from default jest setup: #78157
Turbopack: Update toolchain to 2025-04-14 (Reapply #78062): #78167
[test] Assert on all errors in app/ hydration-error suite: #78132
Skip failing test via manifest instead: #78161
Update Turbopack development test manifest: #78179
Correct require.context relative import keys to match Webpack: #78148
Getting Started Docs: Clean up docs/app and docs/pages pages: #78151
Update Rspack production test manifest: #78177
Update Turbopack production test manifest: #78180
Update Rspack development test manifest: #78178
Turbopack: fix duplicate facade module: #78191
Added @types/jest in installtion commands.: #78090
Update turbopack.mdx: #78082
docs: improve wording around NextRequest and query params: #77923
Docs IA 2.0: Move version upgrade docs under Guides: #78189
Docs IA 2.0: Move SPA docs under Guides: #78195
Docs IA 2.0: Move migration docs under Guides: #78193
Docs Papercuts: #78200
feat(turbo-tasks): Generate a trace of transient tasks when panicking: #77600
Turbopack: fix duplicate module from internal ref: #78194
Fix externals doc validation: #78208
[docs] Update 03-fonts.mdx: #77965
Turbopack Persistent Caching: Use SmallVec to avoid allocations for small values written to DB: #78136
Turbopack: wait for tracing to be written before exiting: #78210
refactor(turbopack): Prepare removal of fake AST in tree-shaking: #78172
Turbopack: more module ident collisions: #78207
fix(turbo-tasks-fs): Update notify-rs, handle recursive symlinks in realpath implementation, add an e2e test for symlinked files: #78220
Update Turbopack production test manifest: #78224
Update Turbopack development test manifest: #78225
Turbopack: normalize ref type for external tracing: #78226
Update Rspack production test manifest: #78222
Getting Started Docs: Add deploying page: #77720
Docs IA 2.0: Move multi-zones docs to Guides: #78238
Turbopack: Do multiple unit test runs: #78212
Turbopack: fix cell not found bug: #78246
Prevent typescript errors in IDE for newly generated tests: #78247
Turbopack: Support ECMAScript styleregex with negative lookahead in require.context calls: #78251
Docs IA 2.0: Move Production Checklist under Guides: #78240
Docs: Fix nav item lettercasing for multi-zones: #78250
[docs] fix function signature of og image: #78277
Turbopack: dedupe additional traced references: #78241
Update Turbopack development test manifest: #78274
[test] Improve coverage for fetch errors in Edge runtime: #78257
Update Turbopack production test manifest: #78273
Turbopack: fix duplicate unsupported edge import modules: #78236
Turbopack: Include Next.js version in panic handler report: #78263
fix(turbopack): Fix duplicate modules when tree shaking: true: #78203
test: try to fix flakiness in amphtml util: #78304
remove BrowserInterface: #78308
fix(turbo-tasks-fs): Handle filesystem watcher rescan events: #78045
docs: improve userAgent device.type example in userAgent.mdx: #78368
fix(turbo-tasks): Make vc types use repr(transparent): #78327
refactor(turbopack): Remove needless code: #78331
Update Turbopack production test manifest: #78371
fix(turbo-persistence): Fix verify_sst_content feature, improve unit test performance: #78388
Turbopack: Use content for async loader digests, not availability info: #78386
refactor(turbo-tasks): Use ResolvedVc for CollectiblesSource: #78392
Turbopack: add random_change test case to test persistent caching changes: #78211
Update Turbopack development test manifest: #78399
Update Turbopack production test manifest: #78400
Docs IA 2.0: Move Static Exports to guides, create Self-hosting guide: #78244
docs(turbo-tasks): Lots of minor fixes, tweaks, and updates to the docs: #78329
Docs IA 2.0: Move CI build caching page under guides, and create equivalent /app guide: #78416
Docs IA 2.0: Move authentication page under guides: #78412
docs: fix the path of the program attribute in debugging page: #78268
test: log html output for a flaky test to debug it: #78424
fix bad next.browser() arguments in socket.io test: #78309
docs: update React Compiler docs: #78427
[ts-next-plugin] test: add metadata and generateMetadata fixtures: #78409
Turbopack: fix data-url CSS Module client references: #78428
Update Turbopack production test manifest: #78441
Turbopack: Use single write to loader ipc socket: #78423
Update Turbopack development test manifest: #78442
test: flake debugging - avoid logs being eaten by jest: #78449
test: ignore streaming metadata in toBeEmpty assertions: #78456
build: Update mdxjs-rs to v1: #78469
fix(turbopack): Fix sourcemap path on windows: #78453
fix(turbo-tasks): Add a few more transient-from-persistent task assertions: #78301
fix(CI): Reduce Rspack test retries from 2 to 0 to reduce timeouts: #78390
test: attempt to de-flake graceful shutdown test: #78464
Fix potential race condition in createRouterAct: #78473
feat(turbopack): Implement side-effect optimization: #78047
Docs IA 2.0: Move testing guides: #78418
Update Turbopack production test manifest: #78491
Turbopack: add app-dir alias for next/* subpackages: #78447
Docs IA 2.0: Move pages from Config section into guides: #78496
Docs IA 2.0: Move src folder page to API reference: #78499
Docs: fix reference to experimental.turbo: #78507
docs: added a few legacy version tags: #78506
Turbopack: Add react refresh runtime stubs to workers: #78433
Docs IA 2.0: Move optimizing pages to guides: #78500
Docs IA 2.0: Delete config page in app docs: #78521
fix(turbo-tasks): Store persistence of wrapped task on RawVc::LocalOutput: #78488
docs: update redirected link: #78527
Docs IA 2.0: Create public folder API reference: #78531
Update Turbopack development test manifest: #78535
Docs IA 2.0: Move Sass and CSS-in-JS pages to guides: #78536
Turbopack: prevent hanging due to content hashing: #78545
Docs IA 2.0: Move caching page to deep dive: #78537
Batch ipc info messages to improve performance.: #78522
docs: remove Vercel mentions and improve deployment page: #78557
Clarify documentation on to_resolved. s/strongly/statically/: #78560
Updating to AWS Amplify Hosting: #78564
docs: add better-auth auth provider: #74075
Turbopack: handle webpack loader event backpressure: #78462
Turbopack: parallel search_index in trace server: #78357
Update Turbopack development test manifest: #78614
Update Turbopack production test manifest: #78613
Turbopack: fix unused import on mac: #78341
Update MDX documentation to use next-mdx-remote-client: #78347
perf(turbopack): Remove ImportBinding fragments: #78470
Turbopack: fix search_index merging in trace server: #78625
docs: Add missing deprecation notice for legacyBehavior in Link component: #78405
Turbopack: don't resolve traced references in dev: #78623
Turbopack: Support passing binary data to Webpack loaders: #75056
docs: link the Cloudflare adapter for Workers: #78610
perf(turbo-tasks): Filter out self arguments: #78554
refactor(turbo-tasks): Tighten up id factory overflow checks, tweak API to make construction easier: #78486
refactor(turbo-tasks): Use an execution id instead of the parent task id to prevent local Vc escapes: #78487
refactor(turbo-tasks): Remove task id from RawVc::LocalOutput: #78561
Turbopack: avoid compation on initial write: #78342
Turbopack: Extract EsRegex into turbo-esregex crate: #78639
nit(turbo-tasks): Reorder the fields in RawVc::LocalOutput, add more documentation: #78562
Update Turbopack development test manifest: #78660
Turbopack: write a LOG file for the database: #78650
Turbopack: Fix sizes=any with icon.svg metadata file: #78663
Turbopack: commit compaction only when there are updates: #78651
docs: improve "use server" inline example: #78653
Update Nissuer to alert for vulnerability reports: #78417
Enable prettier for turbopack: #78559
fix: broken deploy test from #77898: #78692
Fix timings data for deploy tests: #78681
Turbopack: refactor codegen of module fragments: #78642
Update Turbopack development test manifest: #78698
Update Turbopack production test manifest: #78697
test: migrate svgo webpack test: #78704
fix(turbopack): Provide full path to SWC Wasm plugins: #78637
Revert "[next-lint] test: remove eslint config snapshot testing": #77824
Turbopack: initially shard SST files: #78652
Turbopack: reduce max coverage for compaction: #78649
chore(turbopack): Bump rustc-hash from 2.1.0 to 2.1.1: #78721
Turbopack: make_task_dirty only needs meta data: #78699
chore(CI): Line-wrap afterBuild blocks in build_and_test.yml: #78718
chore(CI): Re-run pnpm install after pnpm build in build_reusable.yml: #78720
Update authentication.mdx: #78738
chore(CI): Use TEST_CONCURRENCY by default in run-tests.js: #78731
Update test new tests for deploy mode: #78737
Update Turbopack development test manifest: #78741
Turbopack: assign a high aggregation number to session dependent tasks: #78668
Turbopack: Use separate meta and data modified flags: #78724
Turbopack: add concurrency limit to effects: #78725
Turbopack: refactor codegen: #78685
Turbopack: correctly reference injected variable for Wasm on Edge: #78771
Docs IA 2.0: Improve landing page, add intro to Getting Started page: #78765
Stabilize back-forward-cache test cases: #78735
De-dupe build_and_deploy run for MRs: #78792
Revert "De-dupe build_and_deploy run for MRs": #78809
Update flakey app-action test: #78797
Update anyhow to 1.0.98: #78827
Update Turbopack production test manifest: #78830
[test] Repro for dropped ignoreList by Turbopack in browser sourcemaps: #78822
Update multi-zones.mdx: #78812
chore(CI): Remove unused environment variables from build_and_test.yml: #78732
Turbopack: avoid tracking a modification when adding an already existing item: #78726
Turbopack: reduce the amount of task modifications caused by recomputation: #78728
Turbopack: avoid depending on the Project: #78730
Turbopack: use unstable sort for better performance: #78764
chore(CI): Break pages-dir client-navigation dev tests into smaller parallelizable files/suites: #78787
Turbopack: avoid storing task data and task cache concurrenctly: #78775
Add a new fs method to track a glob.: #78686
Add tests for normalize_path: #78840
Turbopack: flush key spaces when done with them: #78776
fix: error build if fixture typechecking fails: #78839
doc: add build lifecycle hooks documentation: #78842
Share logic across our two transforms: #78680
Turbopack: add tracing to turbo-persistence: #78777
Turbopack: fix task data category: #78873
fix(react-compiler): Fix detection of interest: #78874
Update Turbopack production test manifest: #78900
Update Turbopack development test manifest: #78901
Docs IA 2.0: Fonts: #78899
Docs IA 2.0: Metadata: #78905
Docs IA 2.0: Create tailwind guide: #78908
feat(next-swc): Add a fast path to RC detector: #78920
Turbopack: defer sourcemaps processing to codegen: #78855
build: Update swc_core to v23.2.0: #78885
Turbopack: create smaller initial files to reduce memory usage: #78778
fix CSP docs: #78937
Revert "build: Update swc_core to v23.2.0": #78935
fix(CI): Remove e2e test timeout overrides from rspack & turbopack suites: #78934
Update Turbopack development test manifest: #78953
Turbopack: ChunkingType::Parallel with hoisted bool: #78922
Update Turbopack production test manifest: #78952
fix(CI): Avoid rebuilding native code in jobs that don't depend on native code: #78944
Docs IA 2.0: Images: #78769
chore(test/e2e): Remove stale TODO comment from webpack persistent caching test: #78946
Docs: Fix headings in Getting Started: #78965
Docs IA 2.0: Delete empty optimizing folder: #78966
chore(CI): Split trailing-slashes suite cases into smaller suites, port to more modern e2e framework: #78890
Turbopack: properly replace __dirname and __filename: #78843
perf(turbopack): Remove needless clone of sourcemap: #78972
build: Update swc_core to v23.1.0 again with macos build fix: #78940
Turbopack: cache directory creation: #78729
Update Turbopack production test manifest: #78988
Update Turbopack development test manifest: #78989
fix(CI): Wait for lock when running apt-get: #78979
chore(CI): Add a few more turbopack paths to labeler config: #78980
chore(CI): Add Rspack labeler config: #79004
perf(turbopack): Remove needless clone of SWC AST: #79007
chore(CI): Split next-form tests into smaller suites/files that can be run more-in-parallel: #78891
fix(CI): Remove comments from labeler config: #79015
Turbopack next/font: Use a custom enum instead of Result for failed local font files: #78941
Update middleware prefetch test: #79025
Docs IA 2.0: CSS: #78996
Update Rspack production test manifest: #79072
docs: Fix grammar on Update static-exports.mdx: #79091
Update Rspack development test manifest: #79071
perf(turbopack): Update modularize_imports: #79012
build: Update swc_core to v24.0.0: #79092
Revert "build: Update swc_core to v24.0.0": #79102
chore(CI): Add back test retries (again) to arewerspackyet tests: #79014
Turbopack: hash next/font filename to shorten it: #79089
Upgrade lightningcss: #79096
Turbopack: refactor into traverse_edges_fixed_point: #79078
[test] Move test selectors as close to the actual value as possible: #78931
test: split basic HMR test into multiple files: #79064
test: split full reload HMR test into multiple files: #79065
Update rust toolchain to 2025-05-12: #79099
Rust: Update safe crates to 2024 Edition: #79104
build(next-swc): Drop swc_bundler: #79113
chore(CI): Split basepath test suite into smaller and more parallel test suites: #78892
test: split error recovery HMR test into multiple files: #79066
test: split hot module reload HMR test into multiple files: #79067
test: remove unnecessary conditionals in error recovery tests: #73625
Revert toolchain update to 2025-05-12: #79117
test: replace duplicate test utils to next instance: #73624
chore(CI): Split i18n-data-fetching-redirect test suite into smaller and more parallel test suites: #78893
fix: pnp test cases failed when using rspack: #79084
Turbopack: Make turbopack-core Rust 2024: #79131
Docs: Add PPR page to getting started section: #79076
Update Turbopack production test manifest: #79139
Update Turbopack development test manifest: #79140
Update Rspack production test manifest: #79138
Fix false-positive "use cache" misplacement error: #79151
docs: use single quote for 'use client' directive: #79114
docs: improve 'use client' directive and client components: #79115
Turbopack: remove unused EcmascriptInputTransform::CommonJs: #79148
[test] Add debug-brk package script: #79097
perf(turbopack): Optimize next_page_static_info: #79009
Reference the workUnitStore when determining bailout to CSR: #79118
Revert "Fix false-positive "use cache" misplacement error": #79160
build: Update swc_core to v24.0.0: #79103
docs: Fix grammar in vitest.mdx (How to set up Vitest with Next.js): #78654
[release] enable changesets: #79035
Remove uses of read_glob from node_native_bindings: #79154
chore(turbopack): Add a span for sourcemap generation: #79170
Add rustc-ice files to gitignore: #79167
Update Rspack development test manifest: #79174
Update Rspack production test manifest: #79185
Update Turbopack production test manifest: #79186
Update Rspack development test manifest: #79184
Docs: Change mjs codeblocks to js : #79163
chore: Update DevEx team changes in labeler: #79191
Docs: Visual nits: #79198
Docs IA 2.0: Move Edge Runtime information to API reference: #79152
Prettier ignore changeset's format: #79203
perf(turbopack): Do not inline synthesized content for sourcemaps: #79173
Revert "Update mappings in launch.json to improve debugging in VSCode (#76559)": #79206
perf(turbopack): Use Byte::from_static when possible: #79215
Add recent Turbopack reformats to blame-ignore: #79187
perf(turbopack): Drop AST node before generating source maps: #79219
[turbopack] Delete the read_glob function: #79166
[ts-next-plugin] test: add client-boundary test: #79194
Reland: Fix false-positive "use cache" misplacement error: #79222
Turbopack: Allow fully dynamic import() in node_modules: #79153
Update Turbopack development test manifest: #79233
Docs: Fix page order in Getting Started: #79240
Docs IA 2.0: Server and Client Components: #79143
Docs IA 2.0: Delete rendering section: #79244
Docs: Fix syntax highlighting, add missing js code blocks: #79246
perf(turbopack): Implement ShrinkToFit for AutoMap: #79218
docs: add missing links and imports to cacheLife and cacheTag for prerender-missing-suspense error: #79247
test: fix snapshots in failing tests: #79254
fix(turbopack): prepend a question mark in AssetIdent display: #78977
Update Turbopack development test manifest: #79278
Update Turbopack production test manifest: #79277
Update Rspack production test manifest: #79275
Turbopack: remove dead code: #79280
perf(turbopack): Use rayon threadpool for minify(): #79261
Revert "perf(turbopack): Use rayon threadpool for minify()": #79296
perf(turbopack): Update sourcemap to make flatten() faster: #79297
docs: streaming responses with pages API routes: #79269
feat: --rspack flag for create next app: #79077
Do not run CI for modifying changeset related files: #79315
build(next-swc): Update swc_core to v25.0.0: #79319
Disable dynamicIO in global default cache handler test: #79300
Enable PPR in Dynamic IO tests: #79301
Turbopack build: Add test skip that is also skipped for dev: #79241
Add missing / to deploying link
[test] Use unique error messages in server-source-maps: #79108
refactor(turbopack-resolver): rename filed plugins to after_resolve_plugins: #79286
Update Rspack development test manifest: #79356
Update Rspack production test manifest: #79357
Docs: Experimental taint option in next.config.js: #79293
docs: --verbose option in dev mode is not yet supported: #79366
Update Turbopack development test manifest: #79358
docs: Fix flag for taint: #79370
test: fix more Runtime/Recoverable Error flakiness in HMR: #79371
Remove obsolete ppr configs from Dynamic IO tests: #79305
Turbopack: don't emit unnecessary block: #79361
perf(turbopack): Spawn only one thread for one write file effect: #79318
[release] add new ci to use changesets/action for stable release: #79037
fix(doc): fix typo: #79369
[release] couple next and @next/swc versions: #79036
[release] use changesets/action for canary release: #79038
[release] create empty changeset for next when no changeset found during canary release: #79049
[release] couple next and @next/swc versions: #79036
[release] use changesets/action for canary release: #79038
[release] create empty changeset for next when no changeset found during canary release: #79049
Unroll recursion in RuleCondition::matches This trades allocations due to Box::pin calls during recursion for an explicit stack and a tiny interpreter loop.: #79310
Update Turbopack production test manifest: #79359
Update Rspack development test manifest: #79392
Update Rspack production test manifest: #79393
Update Turbopack production test manifest: #79395
Update Turbopack development test manifest: #79396
Turbopack Build: Fix next/dynamic test: #79407
[release] fix: use correct step id when publishing: #79408
Turbopack build: Fix NODE_ENV test: #79377
Turbopack build: Fix production-browser-sourcemaps test: #79374
Fork the globset strategy for turbopack: #79333
build: Update swc_core to v26.0.0: #79411
docs: fix spacing in installation instructions: #79257
Turbopack build: Skip test that is not relevant for Turbopack: #79376
Update test E2E deploy workflow to accept version: #79420
Turbopack Build: Add comment explaining reason for skipped test: #79418
Docs IA 2.0: Move ISR page to guides: #79283
Update Turbopack production test manifest: #79435
Update Turbopack development test manifest: #79436
Turbopack build: Skip test that is not relevant for Turbopack: #79376
Update test E2E deploy workflow to accept version: #79420
Turbopack Build: Add comment explaining reason for skipped test: #79418
Docs IA 2.0: Move ISR page to guides: #79283
Update Turbopack production test manifest: #79435
Update Turbopack development test manifest: #79436
Turbopack Build: Fix css-modules test: #79441
docs: htmlLimitedBots config value should be a RegExp: #79454
Docs IA 2.0: Review fetching page and move examples: #79200
Docs IA 2.0: Add i18n guides: #79391
Docs: Fix broken link: #79456
Turbopack: add webpack scope-hoisting tests: #79457
[test] Use NEXT_TEST_CI when forking test in CI: #79354
Docs: Remove non breaking space: #79468
[sync-react] Base MR on target ref of workflow: #79466
disallow unstable_rootParams in client components: #79471
Update Rspack production test manifest: #79432
Turbopack: avoid negative uppers and follower and use retry loop instead: #79451
build: Update swc_core to v26.0.1 and styled-jsx: #79464
fix(next-swc): Fix react compiler usefulness detector: #79479
fix(test/e2e): Increase timeout of flaky basepath test: #79481
build: Update swc_core to v26.0.1 and styled-jsx: #79464
fix(next-swc): Fix react compiler usefulness detector: #79479
fix(test/e2e): Increase timeout of flaky basepath test: #79481
Docs IA 2.0: Reorder PPR page and fix some nits: #79282
Docs: Align with react docs server functions: #79442
Turbopack Build: Fix _error loading test: #79455
Turbopack Build: Fix dynamic-missing-gsp test: #79472
Turbopack: remove unused ModuleWithDirection from Node runtime: #79458
Turbopack Build: Fix next/font test: #79502
perf(turbopack): Use sourcemap with perf patches: #79501
[turbopack] Fix a buggy serializer: #79520
chore(turbopack): Remove unused macro definition: #79521
Update Rspack production test manifest: #79484
Update Rspack development test manifest: #79485
Update Turbopack production test manifest: #79487
Update Turbopack development test manifest: #79488
docs: Rename CSS snippet to blog.module.css: #79507
add feature flag to verify aggregation graph: #78964
Turbopack: leave chunks in rscModuleMapping empty: #79511
[release] use changesets/action for release-candidate: #79039
[release] notify release status via slack: #79409
refactor(turbopack): Refactor usage of visitors: #79525
[turbopack] Fix the stubbed out implementation of signature so that it works in a web worker.: #79509
fix(next-swc): Fix interestingness detection for React Compiler: #79499
perf(turbopack): Remove extra indirection: #79553
refactor(turbopack): Remove PassFactory: #79555
Fix build and deploy workflow: #79569
Add final build job to validate: #79570
de-flake ReactRefreshLogBox (app): #79573
Disable "use cache" deploy tests: #79586
report build-and-deploy failures only after retries: #79574
[release-legacy] fix: set stable dist tag for backport releases instead of latest: #79596
docs (data fetching): fix typo in startTransition call: #79578
Fix --tag argument in publish-release: #79599
Ensure scripts are included in root tsconfig: #79600
[release] fix: GITHUB_TOKEN is needed to open release pr: #79609
[release-old] use backport NPM dist tag instead of stable for backports: #79612
Turbopack: use unsigned values for follower and upper edges: #79489
[release] fix: correctly set tag during publish: #79548
[release] use backport NPM dist tag for backports: #79538
[release-new] fix: release pr commit contains (#number) at last: #79611
Unflake Undefined default export test: #79632
[release-new] move "add label to pr" workflow from publish to trigger: #79619
chore(turbo-tasks): Remove old and unused turbo-tasks-memory backend: #79560
Update Turbopack development test manifest: #79603
Enforce consistency between packages in preview builds: #79610
Turbopack: improve error handling when DB read/deserialization fails: #79545
Docs IA 2.0: Create Forms guide: #79288
Docs IA 2.0: Create intercepting and parallel routes API reference: #79405
Docs IA 2.0: Add examples to layout.js: #79453
Docs IA 2.0: Update template.js API reference: #79490
Docs IA 2.0: Create Dynamic Segments API reference, add example to getting started. : #79439
Turbopack: avoid panics due to eventual consistency: #79242
Next IA 2.0: Create Route Groups API reference, simplifying wording: #79444
Update Turbopack production test manifest: #79647
Docs IA 2.0: Move Redirects page to guides: #79447
Docs IA 2.0: Add Caching and Revalidating page: #79493
Docs: scrub html in ld+json script: #79627
Turbopack Build: Fix edge _document test: #79628
Turbopack Build: Fix conflicting page error: #79634
Turbopack Build: Fix runtime value test: #79654
Docs IA 2.0: Delete Error Handling page: #79495
Turbopack Build: Skip edge stacktrace test: #79661
Fix name tracking for closures in server actions transform: #79657
Turbopack Build: Fix middleware rewrite test: #79697
Update flakey empty-project test: #79734
Update Rspack production test manifest: #79645
Update Turbopack development test manifest: #79646
Update Rspack development test manifest: #79644
perf(turbopack): Remove indent in intermediate string: #79754
fix(turbopack): Use comments instead of AST nodes for unreachables: #79703
Docs: Fix headings: #79777
Turbopack Build: Fix metadata test: #79776
chore(turbopack): Update swc_core to v26.2.2: #79756
re-enable vary header deploy test: #79753
refactor(turbopack): Preserve indents in dev mode codegen: #79786
Docs: force-static w/ revalidate, revalidatePath, and revalidateTag: #79780
Turbopack: split meta data and AQMF into separate files: #79659
Update script location used in pnpm unpack-next: #79626
chore(ci): Configure automated benchmark for turbopack: #79791
[turbopack] Reduce the size of module graph datastructures: #79706
chore(ci): Add large benchmark: #79793
Update Turbopack development test manifest: #79774
Update Turbopack production test manifest: #79773
fix(next-swc): Fix specificity issue of styled-jsx in lightningcss mode: #79802
Update Rspack development test manifest: #79772
chore(turbo-tasks-backend): Fix build with --features turbo-tasks-backend/lmdb: #79530
Turbopack: persist and compare errors and panics: #77935
Turbopack: add test for reexport cycles: #79792
[release-new] fix: slack notification only if is a publish workflow: #79933
Update Rspack production test manifest: #79923
chore(ci): Configure small benchmark for builds: #79796
[turbopack] Fix URL fragment and query handling in Turbopack: #79993
chore(turbopack): Cleanup benchmark code: #79943
chore(ci): Run turbopack benchmark from custom runners: #79979
fix: update rspack production build output snapshot: #79766
[turbopack] Create a macro rcstr! for constructing RcStr from string literals.: #79759
Turbopack: add print_cache_item_size feature flag to print cache size per task: #80043
Turbopack: remove verbose output: #80044
docs: Reference to statically imported images: #80048
Docs: Drop innacurate override information for dynamicParams: #79966
chore: Use same function references in useReportWebVitals examples: #79963
refactor(turbopack): Do not use Result for Rope#read: #80004
Turbopack Build: Fix next-font test: #80049
chore(ci): Disable flaky turbopack benchmarks: #80058
Turbopack Build: Implement locale:false middleware matcher: #80057
[turbopack] Simplify the definition of AssetIdent: #79805
Update Rspack production test manifest: #80038
Update Turbopack production test manifest: #80040
Update Rspack development test manifest: #80039
chore(turbopack): Update rust-sourcemap to v9.2.2: #80066
chore(turbopack): Remove Lightningcss prefix for CSS types: #80067
build(turbopack): Update swc_core to v26.3.3: #80059
perf(turbopack): Use owned instance of Code for minify(): #79991
Update Turbopack development test manifest: #80041
docs: Manual calls to action should we wrapped in startTransition: #80101
[dev-tools] Re-focus previous item after closing sub menu: #80099
perf(turbopack/rcstr): Precompute hash for equality bailout: #78943
perf(turbopack/rcstr): Use precomputed hash: #80074
Docs: Improve Turbopack webpack loader documentation: #79523
fix(turbopack): Allow google font fetch errors to propagate when in production: #79999
chore(turbopack): Fix building local crates with --all-features: #80117
fix React 18 test failures: #80119
chore(turbopack): Remove unused dependencies reported by cargo-shear: #80121
[turbopack] Eliminate many calls to into and from and cell involving RcStr: #80076
fix(turbo-persistence): Atomically mark old versioned directories for deletion before deleting them: #80082
Turbopack: Improve errors when opening SST files: #80106
chore(turbopack): Use label for large benchmark: #80114
[test] add custom timeout for start server: #80160
Turbopack: Fix sst filter handling and order for meta files: #80147
Turbopack Build: Fix metadata dynamic force-dynamic: #80167
[turbopack] Remove turbo_tasks::value attribute from NativeFunction
Turbopack: add tool to print DB structure: #80148
Update Rspack production test manifest: #80136
small typo fix: #80171
build(turbopack): Update swc_core to v26.4.4: #80161
[turbopack] Remove uses of Value<ClientContextType> by making ClientContextType a TaskInput: #80127
Update Turbopack development test manifest: #80196
Update Rspack production test manifest: #80192
Update Rspack development test manifest: #80193
Update Turbopack production test manifest: #80195
[turbopack] Remove uses of Value<ReferenceType> by making ReferenceType a TaskInput: #80130
Upgrade rust version to 2025-06-04: #80200
Fix race condition in types-and-precompiled: #80162
Turbopack: ignore module ids config in dev: #80204
Remove forks to switch back to upstream crates: #80198
Add a test to show that 'use cache' works in generateMetadata: #80172
[test] Add test for dev rendering indicator: #80205
docs: add Docker development performance guidance for Mac/Windows: #80002
[test] fix flaky test of basepath navigation: #80213
[turbopack] Remove Value::new wrapper for Availabilityinfo parameters: #80132
[turbopack] Remove Value::new wrapper for ServerContextType parameters: #80133
Turbopack: fix export collection: #80203
Docs: Linking and Navigating Page: #80103
Turbopack Build: docs for unsupported composes handling: #80238
Turbopack Build: Update manifest for #80238: #80244
[test] More robust extraction off CSS sources in Flight chunks: #80243
[turbopack] Replace uses of Value<Pattern> with just Pattern
[test] Unflake back-forward-cache test: #80250
perf(turbopack): Decode sourcemap partially: #80177
[turbopack] Replace uses of Value<ExecutionEnvironment> with just ExecutionEnvironment: #80135
[turbopack] Replace uses of Value<ContentSourceData> with just ContentSourceData: #80140
Revert "[test] fix flaky test of basepath navigation": #80259
Turbopack: really fix export collection: #80240
fix typo: #80282
[turbopack] Remove uses of Value<..> instead make the payloads impl Taskinput: #80141
[turbopack] Remove uses of Value<..> instead make the payloads impl Taskinput
[turbopack] Remove the final uses of Value<..> and delete the type: #80144
[turbopack] Remove the _for_input options from turbo_tasks::value and the TypedForInput trait.: #80185
Docs: Add rspack community collab: #80217
chore(turbopack/ci): Make codspeed stable: #80323
[test] separate tracing error test from action test suite: #80324
chore(next-swc-napi): Update tracing-chrome crate to 0.7.2: #80331
[turbopack] optimize the TurboMalloc threadlocals: #80265
[test] Only run build_and_deploy once for MRs from upstream: #80329
chore(turbo-tasks-fetch): Port tests from httpmock to mockito: #80341
feat(turbopack): Invalidate the persistent cache upon panic: #80225
perf(turbopack): Optimize Rope correctly: #80335
fix(turbopack): Restore sources field in the source map: #80337
Update Rspack development test manifest: #80349
Update Rspack production test manifest: #80348
Update Turbopack development test manifest: #80351
Update Turbopack production test manifest: #80350
docs: Incremental cache is not used for cache-control: no-cache requests: #80352
Docs: Add Data Security Guide: #80249
Docs IA 2.0: Move examples to route.js API reference: #80360
Docs IA 2.0: Move examples to middleware.js API reference: #80363
Docs: Add prefetching guide: #80152
[test] add rspack flaky test to build manifest: #80366
Docs: broken links in caching: #80369
docs: Middleware fetching is not cached: #80378
Turbopack: include obsolete entries in computation: #80362
build(turbopack): Update swc_core to v27.0.1: #80338
Docs: Clarify how intercepting routes work and update example: #80145
Require that turbo_tasks::value_trait items be annotated with turbo-tasks::function: #79178
Update Turbopack production test manifest: #80400
Update Rspack production test manifest: #80398
Update Rspack development test manifest: #80397
Update Turbopack development test manifest: #80399
Use new browserWithResponse() method in empty-fallback-shells tests: #80406
[test] unflake turbopack dev navigation test case: #80407
Docs: Getting Started feedback: #80401
docs: server-only/client-only in Next.js: #80408
Docs: Polish Getting Started section: #80402
build(turbopack): Update swc_core to v27.0.2: #80412
refactor(turbopack): remove lazy_static dependency: #80226
[test] Move test selectors as close to the actual value as possible (Part 2): #80416
Turbopack: fix persistent caching bit number typo: #80431
chore: Remove useActionState from auto wrapping list: #80420
Update Turbopack development test manifest: #80437
Update Rspack development test manifest: #80435
test(turbopack): Configure HMR benchmark: #80219
refactor(turbopack): Make invalidator flag explicit: #80414
fix(next-swc): Update styled-jsx SWC plugin: #80459
test(turbopack): Remove flaky benchmark: #80465
Revert "refactor(turbopack): Make invalidator flag explicit": #80466
fix(turbopack): Improve error message for PURE selector error: #80068
build(turbopack): Update swc_core to v27.0.4: #80467
Rename empty-fallback-shells test suite to just fallback-shells: #80461
Turbopack: don't revisit nodes: #80455
Update Turbopack development test manifest: #80476
Update Rspack development test manifest: #80474
Update Rspack production test manifest: #80473
Update Turbopack production test manifest: #80475
Update from-create-react-app.mdx: #80451
Fix variable assignment in docs example: #80418
perf(turbopack): Remove needless alloc for AQMF: #80468
[turbopack] Allow value_trait items to not be annotated with turbo_tasks::function: #79217
refactor(turbopack): Make invalidator flag explicit: #80487
test(turbopack): Make HMR benchmark less flaky: #80488
perf(turbopack): Introduce static analysis for immutable tasks: #80415
docs: fix typo: #80549
Fix small grammar error in searchParams section: #80548
docs: fix a typo in static-exports.mdx: #80541
docs: fix typos: #80503
docs: fix typo: #80500
docs: fix typo: #80501
Docs IA 2.0: Delete routing section, add BFF guide, polish getting started: #80365
Turbopack Build: Refactor browserslist CSS test to not use .next folder: #80571
Explain how to use searchParams prop: #80579
Update Turbopack development test manifest: #80563
[turbopack] Simplify Request::parse(Pattern) the recursive portion doesn't need to be async: #80510
Update Rspack development test manifest: #80560
Update Rspack production test manifest: #80561
Update Turbopack production test manifest: #80562
perf(turbopack): Introduce runtime analysis for immutable tasks: #80422
perf(turbopack): Do not allocate vectors if we are not going to use it: #80504
test: fix failures caused by format discrepancies between rspack and other bundlers: #80314
perf(turbopack): Detect more immutable tasks: #80423
docs: streaming metadata, dynamic pages and generateMetadata: #80453
Turbopack: correct export usage in EcmascriptModulePartReference: #80526
Turbopack: make another callback return a result: #80608
Remove turbo_tasks::function from AssetContext::layer: #80592
build(turbopack): Update swc_core to v27.0.6: #80626
Update Rspack production test manifest: #80598
Update Turbopack production test manifest: #80600
Update Turbopack development test manifest: #80599
Update Rspack development test manifest: #80597
Turbopack: resolve sourceMap.file: #80625
perf(turbopack): Mark async fns without await as non-async: #80628
[turbopack] Merge identical match cases: #80630
perf(turbopack): Load is_immutable flag dynamically: #80506
chore(turbo-tasks): Remove unused deprecated methods from manager: #80594
chore(turbopack): Dedupe rustls dependencies by updating reqwest: #80632
Add test cases without generateStaticParams to fallback-shells suite: #80462
feat(turbopack): externalType support global: #80542
Docs: Remove reference to deleted experimental turbotrace feature: #80572
Docs: Update code snippets in linking and navigating guide: #80652
Update Turbopack development test manifest: #80647
Update Rspack development test manifest: #80644
Prevent typescript errors in IDE for newly generated tests (part 2): #80664
Update Turbopack development test manifest: #80679
Show string values for configured experimental features: #80686
fix: server actions should fetch from the router canonicalUrl: #80690
test: improve action test reliability: #80587
[turbopack] Simplify the implementations of TaskOutput::try_from_raw_vc: #80689
refactor(turbopack): Refactor turbo-tasks-fs to take &self instead: #80633
[test] Reduce flakiness of instrumentation-order: #80712
[test] Add repro for SSR bug when large chunks are deferred in Flight: #80661
add git merge driver for errors.json: #80722
Update Rspack development test manifest: #80705
Update Rspack production test manifest: #80704
Update Turbopack development test manifest: #80707
Update Turbopack production test manifest: #80706
Turbopack: Allow distdir in project directory, outside of the application: #80683
[turbopack] Reduce indirection in turbo-tasks dispatching: #80695
[turbopack] Reorganize the fields in LocalTaskType to avoid an allocation: #80738
fix(turbopack): Do not run inject_helpers pass multiple times: #80755
fix: fixed merge driver output, does not expect debugging messages to output on stdout: #80736
Update Turbopack production test manifest: #80785
Update Turbopack development test manifest: #80786
Turbopack: Don't convert script to module when using preset-env: #80724
[segment-explorer] Fix segment alignment: #80797
chore: Dynamic error does not change dynamicParams: #80796
fix(turbopack): Fix usage of HELPERS of SWC: #80791
Turbopack: use correct mark for swc: #80789
build(turbopack): Update swc_core to v29.1.2: #80659
Update Turbopack production test manifest: #80836
Turbopack Build: Fix metadata-edge test: #80842
[test] separate hmr env test: #80802
Turbopack Build: Fix edge-config-validation test: #80847
[turbopack] Delete FunctionId: #80809
Turbopack Build: Update manifest: #80859
build(turbopack): Update swc_core to 29.1.4: #80872
perf(turbopack): Mark more async fns without await as sync: #80642
Switch back to upstream lightningcss: #80863
Turbopack: list assert/strict as external: #80884
Update Turbopack production test manifest: #80888
Update Turbopack development test manifest: #80887
Fix preview builds for forks: #80833
[test] Account for React's usage of eval in dev: #80857
Turbopack: fix this when accessing named properties of namespace: #80896
docs: add explanation of --disable-git command: #80882
refactor(turbo-tasks-backend): Use ringmap crate instead of custom DequeSet type for aggregation updates: #80867
fix(test/integration): Check the right thing when resetting the server-side-dev-errors tests: #80873
Update Rspack production test manifest: #80886
Update Rspack development test manifest: #80885
fix(turbo-tasks): Temporarily disable immutable task optimizations: #80914
Turbopack Build: Implement outputFileTracingIgnores and outputFileTracingIncludes: #80890
test(turbopack): Use mimalloc for codspeed to make it realistic: #80877
[turbopack] Add execution tests to demonstrate a bug: #80918
build(turbopack): Update swc_core to v29.2.0: #80919
test(codspeed): Make codspeed concurrent on canary branch: #80928
Turbopack: respect PURE comments for minification: #80893
Update Turbopack production test manifest: #80932
Update Turbopack development test manifest: #80933
Turbopack: slightly more correct ModuleId type: #80605
docs: Use phosphor icons import perf optimization: #80811
docs: Add a link to what opts into dynamic rendering: #80910
Docs/fetching data deduping: #80806
Turbopack: Improve unreachable code error message: #80934
chore: add self to labelers: #80924
cleanup(turbopack): Added documentation comments and small optimizations to CSS import validations: #80901
Reenable debug assertions for dependencies in dev: #80958
docs: link api reference pages/app router divergence: #80955
Docs/feedback june batch: #80651
Update backend-for-frontend.mdx: #80942
fix(turbopack): Fix a panic when the generated hash is too short when radix formatting a string.: #80966
[tests]: add failing deploy test to manifest: #80973
[tubopack] Compile time replace top level this expressions to fix a subtle esm bug and simplify the client side runtime: #80925
chore(turbopack): Add swc_ecma_minifier to turbopack trace target: #80977
chore(turbopack): Add instrumentation to Code::generate_source_map: #80978
perf(turbopack): Remove needless allocation: #80980
perf(turbopack): Apply small-vector optimization for TaskIds: #80830
Turbopack: improve unit tests: #80940
[Segment Cache] Enable deploy tests: #80947
Turbopack: Add PURE comments for FreeVarReference::EcmaScriptModule: #80902
Turbopack: fix codegen of directives : #80895
Use snapshots to verify error stack traces for dynamic validation errors: #80946
Turbopack: fix sourcemaps of scopehoisted comments: #80987
Use snapshots to verify dynamic validation errors in dev mode: #80992
Don't start next server unnecessarily to assert build output: #80994
[tests]: fix failing searchparams test: #81013
feat(turbopack): externalType support script: #80768
Ignore JSON.parse <anonymous> (0:0) stack frames in test snapshots: #81044
Stop installing test apps that are skipped anyways: #81043
chore(turbopack): Fix typo: #80983
refactor(turbopack): Make create_visitor rustfmt-able: #81053
Turbopack: move tests to backend: #80995
Turbopack: @next/mdx extension option is supported: #81058
docs(fetch): update wording on conflicting cache and revalidate options: #80591
perf(turbopack): Drop tokio::fs usages: #80674
perf(turbopack/rcstr): Add serialization-time optimization: #78645
refactor(turbopack): Use FileSystemPath instead of Vc<T>: #80634
[test] Add case for import conditions in Pages Router API routes: #81036
chore: .ts ext is most commonly used for middleware and routes: #81059
Turbopack: correctly apply generate_source_map with scope hoisting: #81060
Turbopack: inline typeof window in node_modules for server: #80945
[turbopack[ Fix a bug in top level this analysis: #81076
Turbopack: cleanup NextConfig derives: #81071
Turbopack: fix exposed modules in scope hoisting: #81073
[turbopack] Make internal functions private and use rcstr! macro: #81041
build(turbopack): Update swc_core to v29.4.0: #81092
Turbopack: Improve compaction in Persistent Caching: #80860
Turbopack: guard against more eventual consistency: #81080
Turbopack: instrument scope hoisting with tracing spans: #81078
[node-webstreams] Remove unused PagesApi matching condition when setting react-server: #81037
docs: fix grammatical error in upgrading to v15 guide: #81038
perf(turbopack): Disable concurrent of the SWC minifier.: #80981
Revert "perf(turbopack/rcstr): Add serialization-time optimization (#78645)": #81112
Docs: paper cuts July 1st : #81109
Turbopack: scope hoist tree shaking modules as well: #80527
Fix flakey devtools test: #81127
[turbopack] Defend against json cyles in our execution tests: #81079
[turbopack] Implement Issue::source on more Issue subtypes: #80874
Fix flakey devtools test: #81127
[turbopack] Defend against json cyles in our execution tests: #81079
[turbopack] Implement Issue::source on more Issue subtypes: #80874
Update workflows for nextjs-bot: #81134
Update nextjs-bot config: #81138
[turbopack] Remove some unnecessary awaits now that FileSystemPath is synchronously available.: #81090
Run front-sync after deployment tests finish : #81023
Docs: moved table for Unsupported Metadata to the correct location: #80979
fix(next-swc): Apply SWC minifier bugfixes: #81098
Update Rspack development test manifest: #81103
Update Rspack production test manifest: #81102
Update Turbopack production test manifest: #81105
Update Turbopack development test manifest: #81104
Add more test cases to the dynamicIO sync IO access test suite: #81045
chore(turbo-tasks-backend): Remove unused support for nested database operations: #80816
Turbopack: simplify ReducedGraphs and find_server_entries: #81118
[turbopack] Remove an unnecessary clone: #81153
[turbopack] Move static type ID variables into getters: #81150
refactor(turbo-tasks-backend): Remove ExecuteContextImpl::lower_read_transaction: #80822
refactor(turbopack): Implement BackingStorage for Either, replace NextTurboTasks with a type alias: #80823
Remove unneccesary step that's making workflow fail: #81164
Update caching.mdx: #81129
build(turbopack): Update swc_core to v30.0.1: #81179
Turbopack: rename simple tree shaking: #81181
Disable Turbopack manifest: #81170
perf(turbopack): let some Clone be conditional in insert_alias_option: #81175
[turbopack] Move global names onto the NativeFunction object: #81143
Turbopack: Rewrite IntervalMap using a BTreeMap: #81095
Bump lightningcss to not include browserslist-rs twice: #81184
Turbopack: lazily create syntax contexts for scope hoisting: #81193
feat(turbopack): turbo-esregex support captures method: #81119
cleanup(turbopack) Show users an error message when Webpack loaders have a glob in only the extension: #81084
Only retry deploy tests for canary: #81207
Skip alert as well for non-canary e2e deploy: #81210
Fix if condition in retry workflow: #81211
Format Turbopack NFT tests: #81199
Turbopack: add EcmascriptExports::Unknown: #81214
Sync NFT test suite from upstream: #81189
docs: Getting started pages and search params: #80616
Fix future Rust warnings: #81217
Turbopack: fix source map panic: #81212
chore(turbopack): Remove unused dependencies reported by cargo-shear: #81221
Docs/after function mdx fix: #81174
Docs: include effect in docs for default optimized libraries: #81203
Update caching.mdx: #81185
perf(next-napi): optimize output assets collection using flat_map: #81222
[turbopack] Add FileSystemPath.has_extension and optimize module graph operations: #81205
Turbopack: move write_version feature to env var: #81250
document turbopack trace viewer (#78184)
Turbopack: codegen modules without module graph: #81238
Turbopack: delete module_context.remove_unused_exports: #81239
Ensure default run name is correct for deploy tests: #81255
Turbopack: prevent ParseResult recomputation: #81244
[turbopack] Remove a vec clone from primary_chunkable_referenced_modules : #81206
Update Rspack development test manifest: #81219
[turbopack] Remove unused no_move_vec code: #81141
Add regression test for conflicting search and route params: #81249
build: Update swc_core to v30.1.1: #81276
[test] Keep Playwright stackframes out of tests: #81240
perf(turbopack): Make File => json faster: #81279
Turbopack: sourceMappingURL for Node.js runtime chunk: #81300
Turbopack: fix instrumentation-edge layer name: #81304
Current behavior for module evaluation sourcemapping: #73737
fix typo: #81336
fix(docs): correct section count from 4 to 3 in intro: #81323
Remove incorrect PostCSS config type: #81338
Remove duplicate CSS properties: #81333
[test] Dedicate suite for React's Server Request performance track: #81312
reverts test copy change in dynamicIO tests: #81358
fix(CI): Update llvm when building native musl targets: #81392
fix(turbopack): external script should under async module: #81362
Update Rspack production test manifest: #81364
Turbopack: don't emit blurDataURL: null: #81387
Turbopack: fix incorrect graph state bug: #81202
[test] Avoid flaky assertions due to dynamic metadata: #81373
fix(turbopack) Adjust tree loader to respect parent module overrides: #81139
Turbopack: remove unused code: #81411
Turbopack: improve var names, add some unit tests: #81412
Fix auth preflight check when triggering Front sync: #81166
[turbopack] Install late loaded script and link tags at the end of the head instead of the end of the body: #81425
refactor(turbopack/napi): Add a NextTurbopackContext type, rename VcArc to DetachedVc: #80881
[test] Skip flaky cdn-cache-busting test: #81429
Unflake segment cache (CDN cache busting) redirect test: #80967
Check if target workflow is enabled before triggering front sync: #81432
Revert "[test] Skip flaky cdn-cache-busting test": #81433
refactor(turbopack): Rewrite EsRegex::captures to return an iterator, use None for unmatched capture groups: #81200
update: add nebrelbug to labeler.json: #81437
Update Rspack development test manifest: #81398
Turbopack: fix hanging problem due to stale tasks: #81413
Turbopack: filter NftJsonAsset entries earlier: #81446
Allow server functions to be used as client component props in 'use cache': #81431
Turbopack: fix duplicate externals modules: #81306
Turbopack: fix unused export removal with mixed reexport and locals: #81422
Turbopack: handle all side effects and improve pattern: #81455
Fail task if one of the parallel ones fails: #81464
Consolidate dynamic IO errors test suites into a single fixture: #81451
Update image.mdx: #81454
Turbopack: reduce temp allocation during compute_blocks: #81459
fix(CI): On musl/alpine builds, pin llvm to llvm20, add llvm bin directory to path: #81519
Turbopack: refactor ReadRef deref + clone to the intended pattern: #81537
Turbopack: remove clone_value again: #81539
docs: root layout + opengraph-image + cna-eslit vs next lint bootstrap: #81542
Turbopack: add module cost benchmark: #81530
Turbopack: fix @opentelemetry/api resolve fallback: #81541
[test] Use same pnpm in temporary repo directory: #81540
Turbopack: only emit *.single.css chunks in dev: #81490
Update rust-cache action to v1.0.9: #81555
docs: update Page example to use Promise-based params in 05-server-and-client-components.mdx: #81557
Temporarily disable failing fallback-shells deploy test: #81593
Update help link for inlined use server in client components: #81495
Turbopack: fix hanging problem with reexport cycles: #81620
[test] improve segment explorer tests snapshot: #81616
15.4 Docs: Minor feature updates: #81618
docs: onInvalidate router.prefetch: #81609
Turbopack: Fix turbopack-swc-ast-explorer with multi-line inputs: #81635
Turbopack: Clean up some of the logic in visit_assign_expr: #81636
[turbopack] Rename traverse_edges_from_entries_topological to traverse_edges_from_entries_dfs: #81481

[!NOTE]
This release is backporting bug fixes. It does not include all pending features/changes on canary.

Core Changes

Turbopack: list assert/strict as external (#80884)
omit searchParam data from FlightRouterState before transport (#80734)
bugfix: propagate staleTime to seeded prefetch entry (#81263)

Misc Changes

document turbopack trace viewer (#78184)

Credits

Huge thanks to @ztanner, @mischnic, and @bgw for helping!

`v15.3.4`

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[!NOTE]
This release is backporting bug fixes. It does not include all pending features/changes on canary.

Core Changes

[metadata] render streaming metadata on the top level (#80566)
[fix] clone the config module to avoid mutation (#80573)

Credits

Huge thanks to @huozhi for helping!

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Update nextjs monorepo to v15.5.0 (develop)

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