Core Changes

• Allow next/headers in middleware & draftMode in edge runtime: #53465
• Add useOptimistic to client-only errors: #53313
• Fix resource being preloaded multiple times during development: #53525

Documentation Changes

• (docs) Add example of redirection in Server Actions: #53485
• Adding docs about static exports not supporting dynamic segments: #52959

Misc Changes

• Update swc_core to v0.79.36: #53416
• Update swc_core to v0.79.38: #53508
• Add test for client router state invalidation caused by cookie mutations: #53494

Credits

Huge thanks to @shuding, @ides15, @ztanner, @kdy1, and @adrianbw for helping!