v1.20260416.1

What's Changed

• Add typings guidance to AGENTS.md based on review patterns by @petebacondarwin in https://github.com/cloudflare/workerd/pull/6548
• Add UAF regression test for Response body with transferred ArrayBuffer by @erikcorry in https://github.com/cloudflare/workerd/pull/6579
• Remove experimental gate from Queues metrics APIs by @KennethRuan in https://github.com/cloudflare/workerd/pull/6557
• Update AI Search binding types to match implementation by @G4brym in https://github.com/cloudflare/workerd/pull/6541
• refactor: rename Flags type to Flagship and prefix exported types by @roerohan in https://github.com/cloudflare/workerd/pull/6584

Full Changelog: https://github.com/cloudflare/workerd/compare/v1.20260415.1...v1.20260416.1