v1.20251104.0

What's Changed

• make Immediate class thread-safe by @anonrig in https://github.com/cloudflare/workerd/pull/5207
• Update dependencies by @workers-devprod in https://github.com/cloudflare/workerd/pull/5451
• Fix R2 tracing to use unique tags for each checksum type instead of overwriting shared tags by @mar-cf in https://github.com/cloudflare/workerd/pull/5252
• [o11y] Elide span tag string allocations for string literals/when not being traced by @fhanau in https://github.com/cloudflare/workerd/pull/5435
• Enable ctx.exports by default at compat date 2025-11-17. by @kentonv in https://github.com/cloudflare/workerd/pull/5455

Full Changelog: https://github.com/cloudflare/workerd/compare/v1.20251101.0...v1.20251104.0