20.0.0

What's Changed

• chore: pre-commit autoupdate by @github-actions[bot] in #914
• feat: add support for parallel kind processing with threads by @bhearsum in #840
• feat: add hide-cmd-window support to generic-worker payload (bug 2016048) by @JohanLorenzo in #916
• run-task: use uv pip install --prefix instead of --target by @jcristau in #919
• Support null base revisions in vcs.get_changed_files by @ahal in #921
• Support optionally_keyed_by("foo", dict, use_msgspec=True) by @ahal in #918
• chore: version bump 20.0.0 by @ahal in #923

Full Changelog: 19.2.1...20.0.0