v15.2.0-canary.71

Core Changes

• [dev-overlay] fix: bottom stack count: #76375
• [next] use tsconfig.build.json for production build: #76373
• [metadata] only blocking render for html bots in ppr pages: #76379
• [metadata] enable streaming metadata by default: #76221
• [dev-overlay] toggle overlay when clicking N issues section: #76398
• [dev-overlay]: hiding devtools shouldn't hide errors: #76399
• [dev-overlay] docs: add readme: #76396
• Add test to assert on current build output tree view: #76342

Misc Changes

• Turbopack: ChunkGroupType for graph entries: #76235
• Turbopack: accept ChunkGroup in chunking context: #76242
• [test] Use new Redbox matchers in pages/ error-recovery test: #76348
• [test] Use new Redbox matchers in pages/ ReactRefreshLogBox-builtins: #76392
• [test] Use new Redbox matchers in pages/ ReactRefreshLogBox: #76391
• [test] Use new Redbox matchers in app/ ReactRefreshLogBox-builtins: #76394
• docs: update building.md to contain descriptive build process: #76393

Credits

Huge thanks to @mischnic, @devjiwonchoi, @eps1lon, @huozhi, @ztanner, and @unstubbable for helping!

v15.2.0-canary.70

Core Changes

• [dev-overlay] do not attach hydration info to non hydration errors: #76349
• [dev-overlay] adjust Next.js logo stroke color during dev builds: #76351
• [dev-overlay] fix: restore the missing Cursor editor case in dev-overlay : #76371
• [dev-overlay] remove the experiment config for overlay: #76356
• [dev-overlay] minify css: #76370
• [dev-overlay] remove unused base styles: #76372
• [dev-overlay] use css var for <a> tag focus ring: #76374
• [dev-overlay] fix: fallback to local machine's Geist Font if applicable: #76377

Misc Changes

• test: update snapshot for component stack: #76359
• Update error-recovery test snapshots for alternative bundler: #76299

Credits

Huge thanks to @huozhi, @gaojude, @Knoa0405, @devjiwonchoi, and @wbinnssmith for helping!

v15.2.0-canary.69

Core Changes

• Revert null check in mountLinkInstance: #76289
• [dev-overlay] Isolate overlay from user space Components: #76277
• [global-error] fallback to default error when user one fails: #76339
• [misc]: remove unused render worker code: #76345

Misc Changes

• Update datadog job to use pnpm dlx: #76337
• docs: add Logto auth library: #75176
• [test] Use new Redbox matchers in pages/ hydration-error test: #76350

Credits

Huge thanks to @acdlite, @ijjk, @eps1lon, @huozhi, @ztanner, and @wangsijie for helping!

v15.2.0-canary.68

Core Changes

• feat: option to disable next types plugin: #76300
• [dev-overlay] pick up build error message: #76290
• [dev-overlay] fix: line number handling for cursor editor: #76151
• [dev-overlay] restructure dev-overlay project: #76291
• Upgrade React from 32b0cad8-20250213 to 662957cc-20250221: #76333

Misc Changes

• docs(cookies): update good-to-know for cookie.delete: #76303
• Turbopack: ignore invalid sourcemaps for now: #76215
• Update outdated snapshots: #76318
• [Turbopack] smarter merging of small chunks in production chunking: #76319
• [ci]: skip use-cache deployment test: #76334
• [Turbopack] merged chunks need to have min overlap of 2 merge remainers into chunk: #76320
• test: disable metadata streaming deployment tests: #76335
• [Turbopack] allow to merge into big enough chunk candidate when 100% overlap: #76321
• [Turbopack] compute expected benefit of merging chunks and use that as factor: #76331

Credits

Huge thanks to @samcx, @huozhi, @mischnic, @unstubbable, @Knoa0405, @devjiwonchoi, @sokra, and @ztanner for helping!

v15.2.0-canary.67

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!

v15.2.0-canary.66

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!

v15.2.0-canary.65

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!

v15.2.0-canary.64

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!

v15.2.0-canary.63

Core Changes

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

Credits

Huge thanks to @huozhi for helping!

v15.2.0-canary.62

Core Changes

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

Credits

Huge thanks to @eps1lon for helping!