Core Changes

• [Turbopack] pass inner modules to chunking to match chunking types: #76227
• [dev-overlay] Remove old Dev Overlay: #76256
• [dev-overlay]: make open in editor button a separate click region: #76243
• [dev-overlay] dead code elimination: #76276
• [dev-overlay] use unique font name: #76230
• [dev-overlay] align border color: #76288
• Add canary warning for node middleware: #76292
• fix: top level await in node middleware: #76012
• docs(errors): add failed-to-find-server-action error page: #75678
• Ensure middleware layer is applied for node: #76293
• [metadata] fix streaming metadata triggering error boundaries: #76280
• [errors]: default export error should distinguish between layout/page: #76294
• Remove unused nccd node-fetch: #76241
• [dev-overlay] expandable error message container: #76297

Misc Changes

• [Turbopack] add many pages bench: #76244
• [Turbopack] remove ChunkingType::Passthrough: #76217
• [Turbopack] add concept of ChunkGroups: #76218
• [Turbopack] increase hash length to avoid hash conflict: #76245
• [Turbopack] add ChunkingType::Shared: #76228
• Turbopack: Fix 500 handling in edge with pages router: #76155
• Turbopack: Update app-dir tests: #76145
• Turbopack panic handler: link to bug report issue template: #76226
• Disable turbo daemon by default: #76248
• Unflake ppr-full tests: #76271
• docs(errors): minor update to failed-to-find-server-action error page: #76296

Credits

Huge thanks to @sokra, @devjiwonchoi, @timneutkens, @wbinnssmith, @ztanner, @gaojude, @huozhi, @ijjk, @conico974, @samcx, and @unstubbable for helping!

Core Changes

• [dev-overlay] refactor to group the middleware response utils: #76199
• [dev-overlay] fix geist font woff2 name: #76201
• [dev-overlay] rename readyErrors to runtimeErrors: #76208
• [dev-overlay] do not allow dismissing build error for dev indicator: #76209
• [dev-overlay] use stop icon for hide devtools button: #76212
• Add basic profiling plugin for alternative bundler: #76030
• [dev-overlay] font style backward compat with react 18: #76225
• Implement foundations for additional bundler option: #75981
• Remove hmr socket code from prod build: #76232
• fix: overlapping query and param names should not conflict: #76177
• Built-in app loader plugin for additional bundler: #76017
• Built-in flight plugin for additional bundler: #76014
• Built-in swc loader plugin for additional bundler
  : #76023
• misc: remove vendored node-fetch usages: #75741
• Consolidate next/link error tests: #76214
• fix: NextConfig.rewrites type for fallback: #75784
• [dev-overlay] use absolute font src url: #76229
• [dev-overlay]: remove old CollapseIcon: #76239
• fix: add appDir path to middleware output path: #75923

Misc Changes

• Turbopack: compute async info from module graph: #76118
• Report tests to Datadog from Job that executed them: #73180
• Align Redbox test helpers: #76213
• Fix stale snapshots: #76237
• Ensure datadog upload is skipped for forks: #76238
• docs: Fix link on UPGRADING.md: #75761

Credits

Huge thanks to @mischnic, @huozhi, @eps1lon, @devjiwonchoi, @wbinnssmith, @gaojude, @wyattjoh, @ijjk, @feedthejim, @raphaelcosta, @dulmandakh, @ztanner, and @khuezy for helping!

Core Changes

• [dev-overlay] handle ssrd nextjs internal errors in overlay: #76124
• [dev-overlay] fix: overlay is located relatively low when long content: #76113
• [dev-overlay] Fix off-by-one column sourcemapping in Webpack: #76152
• [metadata] handle navigation API in streaming metadata: #76156

Misc Changes

• Turbopack: Add passing test to manifest: #76143
• Improve server actions sourcemap test: #76129
• build: Update swc_core to v14.0.0: #76135
• refactor(turbopack): Simplify minify(): #76139
• feat(turboyet): Upload test data for both bundlers: #76090
• chore(github): add Error Overlay area: #76167
• Put flaky use-cache-unknown-cache-kind dev tests in sandboxes: #76171

Credits

Huge thanks to @timneutkens, @kdy1, @huozhi, @devjiwonchoi, @bgw, @eps1lon, @samcx, and @unstubbable for helping!

Core Changes

• [dev-overlay] add error env name label: #76003
• [dev-overlay] deprecate devIndicators options appIsrStatus and buildActivity: #76067
• [dev-overlay] deprecate devIndicators.buildActivityPosition and rename to position: #76069
• Fix runtime error in writeConfigurationDefaults: #76106
• [dev-overlay] change dev indicator position by next config option: #76077
• perf: Do not run react compiler needlessly: #75676
• Handle more known protocols in stackframe locations: #76086
• Bump webpack to 5.98.0: #75847
• fix(edge): run after() if request is cancelled mid-streaming: #76013
• Clean module path if Fast Refresh full reload was caused by files outside project: #76108
• Revalidate "use cache" caches during on-demand revalidation: #76100
• Fix cache kind validation: #76064
• [dev-overlay] add false option to disable dev indicator: #76079
• Fix on-demand revalidation with "use cache" in dev mode: #76122

Misc Changes

• Turbopack: codegen EsmAssetReference without turbo tasks: #76024
• Fix stale snapshots: #76116
• Turbopack: Fix static generation test: #76125
• Cleanup experimental.reactOwnerStack: #76123
• Turbopack: Fix middleware test: #76126
• Current behavior for reportError: #76115
• test: replace explicit padding-bottom with devIndicators: false for scroll position testing: #76105
• Turbopack: less turbo tasks for chunk_item.id(): #76110

Credits

Huge thanks to @devjiwonchoi, @unstubbable, @kdy1, @eps1lon, @ashi009, @mischnic, @lubieowoce, @conico974, and @timneutkens for helping!

Core Changes

• [metadata] fix ppr deployment by not disabling ppr: #76087

Credits

Huge thanks to @huozhi for helping!

Core Changes

• Create valid URLs in source map sources with Turbopack: #76075

Credits

Huge thanks to @eps1lon for helping!

Core Changes

• [dev-overlay] fix: hydration error style: #76049
• Remove experimental.reactOwnerStack flag: #76021
• [dev-overlay] style: improve version staleness indicator version unknown: #76061
• [dev-overlay] add aria to disabled docs button: #76055
• [dev-overlay] fix: terminal symbols are longer than text: #76059
• Disallow rootParams() in cache scope: #75801
• Remove tracestate header from fetch cache key: #76041
• [dev-overlay] remove hide dev tools shortcut: #76066
• [dev-overlay] hide dev overlay when printing: #73489

Misc Changes

• Turbopack: less CodeGenerateable for references: #75963
• Turbopack: refactor how EsmAssetReferences are added: #76011

Credits

Huge thanks to @mischnic, @devjiwonchoi, @gnoff, @blurrah, and @lachlanjc for helping!

Misc Changes

• [Turbopack] make make_chunks a non-turbo-tasks-function: #76042

Credits

Huge thanks to @sokra for helping!

Misc Changes

• [Turbopack] try to avoid cloning AST during code generation, pass final_read_hint: #75853

Credits

Huge thanks to @sokra for helping!

Core Changes

• [metadata] disable streaming metadata for ppr deployment: #75978

Example Changes

• examples: Fix prettier issue: #76027

Misc Changes

• [Turbopack] fix hanging and flaky issues: #76032
• [Turbopack] only invalidate fs writes with a different content: #75936
• [Turbopack] fix tree shake ident on code generation: #75970
• [Turbopack] avoid allocating on AggregationUpdateQueue::new: #76034
• [Turbopack] add tracing to turbopack-tests: #76033
• [Turbopack] avoid creating many ModuleOptions: #76035
• fix recomputation when reading gc'ed cells from in progress tasks: #75969

Credits

Huge thanks to @leerob, @huozhi, and @sokra for helping!