Core Changes

• App Router - preinitialize chunks during SSR: #54752
• fix: use fs.existsSync to avoid race condition: #56387
• Ensure loader generated export default has name: #56388
• Move Edge SSR event waitUntil into the handler: #56404

Documentation Changes

• Update redirect.mdx: #56414

Credits

Huge thanks to @gnoff, @anonrig, @ijjk, @viktorronnback, and @shuding for helping!