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!

Core Changes

• 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

Misc Changes

• 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

Credits

Huge thanks to @kdy1, @ScriptedAlchemy, @SyMind, @icyJoseph, @mischnic, @ijjk, @wyattjoh, @huozhi, @devjiwonchoi, @lukesandberg, and @gaojude for helping!

Misc Changes

• 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

Credits

Huge thanks to @sajadtorkamani, @bobziroll, @lumirlumir, @delbaoliveira, @timneutkens, @gaearon, and @lukesandberg for helping!

Core Changes

• [dynamicIO] Use filled Resume Data Cache for final-phase prerenders: #79743

Misc Changes

• perf(turbopack): Introduce static analysis for immutable tasks: #80415

Credits

Huge thanks to @kdy1 and @unstubbable for helping!

Core Changes

• 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

Misc Changes

• 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

Credits

Huge thanks to @SyMind, @unstubbable, @mischnic, @maurobonfietti, @navandstokes, @icyJoseph, @kdy1, and @lukesandberg for helping!

Core Changes

• [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

Example Changes

• remove with-fauna example: #80440

Misc Changes

• 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

Credits

Huge thanks to @dferber90, @icyJoseph, @eps1lon, @huozhi, @Cy-Tek, and @kdy1 for helping!

Core Changes

• Upgrade @playwright/test and cleanup internal APIs: #80334

Misc Changes

• Turbopack: fix persistent caching bit number typo: #80431

Credits

Huge thanks to @huozhi and @sokra for helping!

Core Changes

• Backport config.allowedDevOrigins (#80410) (Learn More)

Credits

Huge thanks to @ijjk and @ztanner for helping!

Core Changes

• 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

Misc Changes

• 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

Credits

Huge thanks to @icyJoseph, @kdy1, @GameRoMan, @delbaoliveira, @eps1lon, @ijjk, @timneutkens, @huozhi, and @xusd320 for helping!

Core Changes

• Add response handling inside handlers: #80189

Misc Changes

• 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

Credits

Huge thanks to @kdy1, @delbaoliveira, @lukesandberg, @unstubbable, @huozhi, and @ijjk for helping!