Core Changes

• Revert "Revert "[Breaking] Bump minimum Node.js version to >=20.9.0" ( #83243)": #83411
• Turbopack: refactor segment config parsing: #83297
• Turbopack: Remove passing jsConfig: #83331
• Always log the used bundler, even for webpack: #83418
• build: error on different root folder: #83416

Misc Changes

• docs: Middleware explicit runtime differences: #83348
• update .node-version to v20: #83413
• Tests: Don't use next/dist for test/e2e/streaming-ssr: #83262
• Cleanup stray package-lock after CI run: #83419
• Tests: Mirror arguments and environment between next.build() and next.start(): #83393
• Turbopack: skip next-server.js.nft.json for Vercel: #83299
• [test] Improve debug logs for Playwright tests: #83431

Credits

Huge thanks to @icyJoseph, @devjiwonchoi, @mischnic, @timneutkens, @huozhi, and @unstubbable for helping!