v15.2.0-canary.12

Core Changes

• Ensure client reference manifest is traced for global not found page: #74919
• Polish error feedback row: #74880
• fix: static indicator for new overlay decoupled from appIsrStatus: #74933
• [test] Avoid hydration errors in react-compiler tests: #74928
• feat: write the segment path data out from the incremental cache: #74892
• Track dynamic IO feature usage: #74942
• Upgrade React from f0edf41e-20250115 to b158439a-20250115: #74936

Misc Changes

• fix persisent caching restore bug: #74917
• Fix missing await of params when metadata with an image file pt2: #74193
• Turbopack: capture all references in module graph: #74873
• Add reference library that supports React Server and uses React Compiler: #74923
• [Turbopack] refactor to pass ModuleGraph to chunk_group: #74937
• [Turbopack] fix unemit collectible: #74932
• refactor(turbo-tasks): Convert local Vcs to non-local Vcs when returning from task functions: #74714
• perf(turbo-tasks): Add a synchronous try_sidecast method to ResolvedVc: #74844

Credits

Huge thanks to @sokra, @gadcam, @unstubbable, @gaojude, @mischnic, @eps1lon, @wyattjoh, and @bgw for helping!

v15.2.0-canary.11

Core Changes

• Skip client reference manifests for static metadata route handlers: #74876
• Upgrade React from b3a95caf-20250113 to f0edf41e-20250115: #74890
• fix: moved down segment path handling after cache headers are set: #74893
• [Turbopack] improve task optimization: #74837

Misc Changes

• ci: ensure fnm is installed in build_reusable: #74891
• feat(turbopack): Add a compile-time feature to turbopack to enable tokio-console support: #74675
• [Turbopack] fix task optimization by removing children count: #74907
• fix(turbopack-swc-utils): Don't panic if issues aren't emitted, use #[must_use] annotation: #74906
• Create synchronous snapshots of recursive AvailableModuleInfo struct: #74894

Credits

Huge thanks to @ztanner, @unstubbable, @wyattjoh, @bgw, @sokra, and @wbinnssmith for helping!

v15.2.0-canary.9

Core Changes

• Add partial support for "use cache" in metadata route handlers: #74835
• [DevOverlay] Hydration Error Code Frame: #74822
• fix: when metadatabase is set we should not warn: #74840
• [DevOverlay] Sync Terminal component with CodeFrame for Build Error: #74831
• feat: animated dev build/render indicator: #74833
• Fix mojibake in server action inputs (fixes #74843): #74845
• [DevOverlay] Add Turbopack story for Error Containers: #74834
• Add pagination SEO link tags: #74737
• chore: fix local development warnings inside next monorepo: #74863
• fix: eslint rule of using img in metadata routes: #74864
• Upgrade React from cabd8a0e-20250113 to b3a95caf-20250113: #74868
• [Segment Cache] Support <Link prefetch={true}>: #74172
• Remove unnecessary re render on link reveal: #74670
• [Segment Cache] Cancel prefetch on viewport exit: #74671
• [Segment Cache] Prioritize hovered links: #74672
• Refine NextLogo Accessibility and Styling: #74869

Example Changes

• examples: add StackBlitz preview to README.md: #73546
• examples: improve DX while copying command to create new project: #73463
• examples: fix with-zones repository name in the deploy link: #74852

Misc Changes

• docs: fix typos in 08-mutating-data.mdx: #74856
• [Turbopack] add count method to storage: #74830
• [Turbopack] add tracing to task execution: #74770
• [Turbopack] improve task aggregation update: #74771
• [Turbopack] add active_counter to keep tasks active: #74772
• Update CI config for Windows runner: #74850

Credits

Huge thanks to @JamBalaya56562, @unstubbable, @devjiwonchoi, @huozhi, @sokra, @gaojude, @vexcat, @Zach-Jaensch, @ijjk, and @acdlite for helping!

v15.2.0-canary.10

Core Changes

• Disable failed scroll restoration warning: #74875
• Polish UI for dev indicator popover: #74872
• [DevTools] Add CMD + . keyboard shortcut to show/hide: #74878
• [DevOverlay] use buttons for interactive indicator row options: #74887
• [DevOverlay] close popover/overlay on Esc: #74889

Example Changes

• with-mux-video: recommend environment variables instead of secrets: #74879
• with-mux-video: updates for next 15 compat: #74881

Misc Changes

• fix(turbopack): Fix tree shaking with import * as R: #74725

Credits

Huge thanks to @eps1lon, @kdy1, @gaojude, @decepulis, @devjiwonchoi, and @ztanner for helping!

v15.2.0-canary.8

Core Changes

• feat: added rewrite headers after user-supplied rewrites: #74776

Misc Changes

• refactor(turbopack-core): Use ResolvedVc in ContextCondition: #74711
• refactor(turbopack/next-core): Use ResolvedVc in PackagesGlobs: #74712
• docs: mention special case for trailing slash: #74839
• refactor(turbopack): Remove last known (non-test) usages of unresolved vcs in turbo_tasks::value (!!!): #74713

Credits

Huge thanks to @bgw, @huozhi, and @wyattjoh for helping!

v15.2.0-canary.7

Core Changes

• [DevOverlay] Fix Style Regression: #74768
• Fix output files warning by Turborepo: #74811
• perf(lint): cache the returned regex result: #74827
• Upgrade React from 540efebc-20250112 to cabd8a0e-20250113: #74828

Misc Changes

• fix: unauthorized.mdx: #74799
• [Turbopack] make the single module graph a root task: #74778
• docs: mark app router dynamic example as client component: #74806
• docs: disclaimer for only canary version available for ppr: #74813
• refactor(turbopack-dev-server): Use ResolvedVc/NonLocalValue in RewriteType, remove all "local" opt-outs from structs: #74708
• refactor(turbopack-ecmascript): Use ResolvedVc in CodeGen type: #74709
• refactor(turbopack/next-core): Use ResolvedVc in VisitClientReferenceNodeState: #74710

Credits

Huge thanks to @locothedev, @devjiwonchoi, @sokra, @unstubbable, @huozhi, and @bgw for helping!

v15.2.0-canary.6

Core Changes

• Upgrade React from 056073de-20250109 to 540efebc-20250112: #74805

Misc Changes

• docs: unstable_cache clarify usage: #74802

Credits

Huge thanks to @leerob for helping!

v15.2.0-canary.5

Core Changes

• SingleModuleGraph: yield edge weights during traversal: #74620
• refactor(turbopack/next-api): Implement NonLocalValue for TracedDiGraph and SingleModuleGraph: #74506
• Always display version indicator: #74774
• Update font data: #74777
• Upgrade React from 74ea0c73-20250109 to 056073de-20250109: #74754
• [DevOverlay] Improve Storybook Structure: #74764
• fix: always show indicator in app router: #74758

Misc Changes

• chore(github): ignore PRs in for stale issue bot: #74767
• Turbopack chunking: use ChunkableModules in chunk_content, not ChunkItems: #74040
• chore(turbopack): Delete some dead code that was using unresolved Vcs: #74705
• refactor(turbopack-core): Remove remaining "local" value type opt-outs in turbopack-core: #74706
• refactor(turbopack-dev-server): Remove unresolved Vc from DevHtmlEntry, use a named struct: #74707
• Update incorrect comment: #74687
• Typo in nextjs-compiler.mdx: #74645
• Fix small bug in getting started docs: #74744
• docs update: Remove public access modifier from resetRequestCache method in CacheHandler class, it's not available in js file (only in typescript): #74788

Credits

Huge thanks to @samcx, @wbinnssmith, @bgw, @huozhi, @nphmuller, @devjiwonchoi, @gaojude, @apostolos, @k15a, and @pavelee for helping!

v15.2.0-canary.4

Core Changes

• [DevTools] create error state for indicator: #74717
• [DevOverlay] Add Basic Stories for Error Containers: #74697
• Add experimental flag for View Transitions: #74659
• [DevOverlay] Floating Header and Bottom Stacks: #74581
• [DevOverlay] Add Pagination: #74583
• Fix @vercel/og license SPDX expression: #74745
• [DevOverlay] Add Next.js version staleness indicator: #74601
• Write errors.json fully formatted: #74753
• [DevOverlay] Fix style details and correctly pass version info: #74606
• [DevOverlay] Decouple Dialog component from Error Overlay: #74638
• [DevOverlay] Apply Turbopack Styling: #74636
• [DevOverlay] Add Call Stack: #74658
• [DevOverlay] Add Runtime Error CodeFrame: #74682
• Do not warn during build for supported modules in the Edge runtime: #74752
• Ensure metadata doesn't break scroll-to-top on navigation: #74748
• [Segment Cache] Fix stale time unit conversion: #74759
• [metadata] add option of configuring ua of async metadata: #74594

Misc Changes

• Turbopack: add flag to switch between envs: #74135
• Upgrade Turborepo to v2.3.3: #74736
• build: Update swc_core to v10.1.0: #74580
• Improve memory usage of the new backend: #74740
• test: add feature of overriding files: #74716
• Update 09-error-handling.mdx: #74656
• misc: add .cursorignore: #74763
• chore(github): update how we handle stale issues: #73488

Credits

Huge thanks to @gaojude, @devjiwonchoi, @eps1lon, @mischnic, @unstubbable, @matmannion, @kdy1, @sokra, @huozhi, @mikeboensel, @acdlite, and @samcx for helping!

v15.2.0-canary.3

Core Changes

• test: do not log the changes for local dev tsconfig: #74674
• [metadata] initial support of streaming metadata: #74619
• Remove PPR feature check from Segment Cache client: #74669
• [Segment Cache] Add act-inspired internal router testing helper: #74668
• [Segment Cache] Background segment revalidation: #74057
• Upgrade React from 7b402084-20250107 to 42687267-20250108: #74649
• Indicate boolean value for configured experimental features on startup: #74691
• Implement encryption key into turbopack as hash salt: #72933
• Show numerical values for configured experimental features: #74692
• Upgrade React from 42687267-20250108 to 74ea0c73-20250109: #74693
• feat: DevToolsIndicator: #74679
• Fix presentation when onerror receives an event without error: #74643
• refactor: move the global client error code: #74699
• fix: ts language server rule metadata should allow null: #74704

Misc Changes

• perf(rcstr): Support inline string: #74482
• refactor(turbopack-ecmascript) Use ResolvedVc in EsmExport type: #74508
• test: assert the logs has updated after revaluate js value: #74686
• Recommend styled-components VSCode extension to get CSS autocomplete in Dev Overlay: #74688
• fix(turbopack): Stop analyzer if IIFE is recursive: #74628
• refactor(turbo-tasks): Add NonLocalValue marker trait implementation for TransientState: #74509
• build(scripts/pack-next): Add support for compressing debuginfo with zlib: #74662
• refactor(turbopack-core): Use ResolvedVc in IntrospectableChildren: #74510
• refactor(turbopack-core): Use ResolvedVc in ProcessResult and ModuleResolveResultItem: #74511
• Update lightningcss: #74695
• refactor(turbopack-core): Use ResolvedVc for IntrospectableModule and IntrospectableSource: #74512

Credits

Huge thanks to @kdy1, @bgw, @huozhi, @eps1lon, @acdlite, @unstubbable, @lfades, @gaojude, and @sebmarkbage for helping!