What's Changed
- update-deps.py: Allow bazel_dep + archive/git_override by @npaun in #5876
- tune tcmalloc for benchmarks by @anonrig in #5903
- EMAIL-1332: Add Email MessageBuilder types by @Skye-31 in #5929
- improve streams queue test harness by @anonrig in #5930
- Add tests for internal stream error paths by @anonrig in #5931
- Fix: Make it impossible to load dynamically generated shared libraries by @hoodmane in #5910
- chore: Remove Rc Ref from workerd by @tewaro in #5938
- Add tests for stream controller error paths by @anonrig in #5933
Full Changelog: v1.20260120.0...v1.20260121.0