Core Changes
- Moved new line to warnOnce call: #51552
- Update id env prefix: #51588
- router: support layout/special files as direct children of parallel routes: #51604
- use env var to switch next.js to turbopack mode: #51353
- Revert "add edge rendering for app dir for Turbopack": #51617
- Ensure upgrade request has request meta: #51590
Misc Changes
- Update broken link validator: #51586
- Temporarily disable flaky test: #51616
- Update flakey build output test: #51625
Credits
Huge thanks to @joshuabaker, @ijjk, @feedthejim, @sokra, @delbaoliveira, and @shuding for helping!