chore(main): release 0.21.0

[c-thiel]

🤖 I have created a release beep boop

0.21.0 (2026-07-17)

Features

• cache: precompute weak ETag per cache entry (#351) (4ea3416)

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This PR was generated with Release Please. See documentation.

[coderabbitai]

Walkthrough

Release metadata was updated from 0.20.0 to 0.21.0, and the changelog now documents the release date and precomputed weak ETag cache behavior.

Changes

Release metadata

Layer / File(s)	Summary
Version and changelog update console-rs/Cargo.toml, release-please/.release-please-manifest.json, CHANGELOG.md	Package and manifest versions are set to 0.21.0; the changelog adds the dated release entry and cache ETag feature note.

Estimated code review effort: 1 (Trivial) | ~3 minutes

Suggested labels: autorelease: tagged

Poem

I’m a rabbit with a release tag bright,
Hopping from twenty to twenty-one tonight.
Weak ETags tucked in the cache so neat,
Changelog carrots make the version complete.
*hop*—the metadata’s sweet!

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title accurately summarizes the release of version 0.21.0.

✨ Finishing Touches

📝 Generate docstrings

• Create stacked PR
• Commit on current branch

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch release-please--branches--main

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[c-thiel]

🤖 Created releases:

• v0.21.0

🌻