v1.20260106.0

What's Changed

• Update dependencies by @workers-devprod in https://github.com/cloudflare/workerd/pull/5823
• [o11y][nfc] Require getEventInfo() to be defined to ensure EventInfo is present by @fhanau in https://github.com/cloudflare/workerd/pull/5798
• [o11y] Do error checking in R2 earlier by @fhanau in https://github.com/cloudflare/workerd/pull/5756
• Python: Allow importing python compat flag from python source code by @ryanking13 in https://github.com/cloudflare/workerd/pull/5713
• Set tracing event info before marking request as delivered. by @mar-cf in https://github.com/cloudflare/workerd/pull/5800
• port more streams tests from internal repo by @anonrig in https://github.com/cloudflare/workerd/pull/5820
• Add a few useful tags to IO gate tracing spans by @a-robinson in https://github.com/cloudflare/workerd/pull/5827
• Remove block on tail stream capability drop. by @mar-cf in https://github.com/cloudflare/workerd/pull/5494
• add websockets, webidl and eventsource WPT suite by @anonrig in https://github.com/cloudflare/workerd/pull/5826
• Pyodide bzlmod: Use root_module_direct_deps to avoid duplication by @hoodmane in https://github.com/cloudflare/workerd/pull/5829
• Simplify dep_pyodide by @hoodmane in https://github.com/cloudflare/workerd/pull/5832
• Refactor: Intorduce new JsValue.ExternalPusher interface to replace StreamSink. by @kentonv in https://github.com/cloudflare/workerd/pull/5738

Full Changelog: https://github.com/cloudflare/workerd/compare/v1.20260104.0...v1.20260106.0