v15.4.0-canary.54

Core Changes

• 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 Changes

• 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

Credits

Huge thanks to @bgw, @wbinnssmith, @eps1lon, @sokra, @delbaoliveira, @icyJoseph, @timneutkens, @ijjk, and @unstubbable for helping!

v15.4.0-canary.53

Core Changes

• [ppr] Narrow condition for fallback shell generation at runtime: #79565

Misc Changes

• 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

Credits

Huge thanks to @sokra, @devjiwonchoi, @wyattjoh, and @unstubbable for helping!

v15.4.0-canary.52

Misc Changes

• 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

Credits

Huge thanks to @ijjk and @devjiwonchoi for helping!

v15.4.0-canary.51

Misc Changes

• 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

Credits

Huge thanks to @unstubbable, @ztanner, @devjiwonchoi, and @bcdipesh for helping!

v15.4.0-canary.50

Misc Changes

• de-flake ReactRefreshLogBox (app): #79573

Credits

Huge thanks to @ztanner for helping!

v15.4.0-canary.49

Core Changes

• 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

Misc Changes

• 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

Credits

Huge thanks to @bgw, @eps1lon, @icyJoseph, @sokra, @mischnic, @devjiwonchoi, @kdy1, @lukesandberg, @SyMind, @ijjk, and @gaojude for helping!

v15.4.0-canary.48

Core Changes

• Model prerender store as separate server and client scopes: #79429
• Use metadata for cache entry status code: #79512

Misc Changes

• 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

Credits

Huge thanks to @kdy1, @gnoff, @bgw, @delbaoliveira, @icyJoseph, @timneutkens, @mischnic, @ijjk, and @lukesandberg for helping!

v15.1.8

Note

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

Core Changes

• 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)

Credits

Huge thanks to @amannn, @lubieowoce, and @ztanner for helping!

v15.4.0-canary.47

Core Changes

• Model prerender store as separate server and client scopes: #79429

Misc Changes

• 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

Credits

Huge thanks to @kdy1, @gnoff, and @bgw for helping!

v15.4.0-canary.46

Core Changes

• [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

Misc Changes

• 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 PR 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

Credits

Huge thanks to @mischnic, @eps1lon, @icyJoseph, @gnoff, @gaojude, @bgw, and @sokra for helping!