Core Changes

• [turbopack] Enable filesystem cache by default for development: #85975
• Log generate params duration in dev: #86726
• [CC] Fix hanging dynamic promise when abandoning render: #86690
• Convert Windows paths as well when reading sourcemap: #86723
• Deterministic functions-config-manifest.json: #86736
• Abstract deployment id access into module: #86727
• Deterministically order pages in the MappedPages structure: #86744

Misc Changes

• Turbopack: arrange empty space in trace viewer correctly: #86612
• [turbopack] Remove the docs on the bundle size gap: #86707
• [test] Improve app-basepath assertion error: #86725
• fix(next-custom-transforms): preserve all declarators in multi-declarator export statements: #86552
• Turbopack: avoid snapshotting while continuously idle, fix spans : #86611
• Turbopack: fix fuzz command: #86732
• [test] Ensure CI uses configured Node.js version: #86720
• Turbopack: improve eventual consistency: #86724
• Update Rspack development test manifest: #86715
• Update Rspack production test manifest: #86716
• Turbopack: don't read binding_usage in dev: #86722
• [test] app-basepath less agressive request reading: #86740
• Stop apps/bundle-analyzer/next-env.d.ts from changing: #86743
• [turbopack] Move turbo-tasks-testing to dev-dependencies: #86745
• Turbopack: chore: Remove re-exports from turbopack crate: #85791

Credits

Huge thanks to @lukesandberg, @sokra, @mischnic, @pyrytakala, @devjiwonchoi, @lubieowoce, @eps1lon, @vercel-release-bot, and @bgw for helping!