[!NOTE]
This release is backporting bug fixes. It does not include all pending features/changes on canary.

Core Changes

• Revert "chore: externalize undici for bundling" (#65727)
• Refactor internal routing headers to use request meta (#66987)
• fix(next): add cross origin in react dom preload (#67423)
• build: upgrade edge-runtime (#67565)
• GTM dataLayer parameter should take an object, not an array of strings (#66339)
• fix: properly patch lockfile against swc bindings (#66515)
• Add deployment id header for rsc payload if present (#67255)
• Update font data (#68639)
• fix i18n data pathname resolving (#68947)
• pages router: ensure x-middleware-cache is respected (#67734)
• Fix bad modRequest in flight entry manifest #68888
• Reject next image urls in image optimizer #68628
• Fix hmr assetPrefix escaping and reuse logic from other files #67983

Credits

Huge thanks to @kjugi, @huozhi, @ztanner, @SukkaW, @marlier, @Kikobeats, @syi0808, @ijjk, and @samcx for helping!