chore(main): release 0.2.2 (a2aproject#62)

🤖 I have created a release *beep* *boop*
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## [0.2.2](a2aproject/a2a-python@v0.2.1...v0.2.2) (2025-05-20)


### Documentation

* Write/Update Docstrings for Classes/Methods ([a2aproject#59](a2aproject#59)) ([9f773ef](a2aproject@9f773ef))

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This PR was generated with [Release Please](https://github.com/googleapis/release-please). See [documentation](https://github.com/googleapis/release-please#release-please).

Author: release-please[bot]

CHANGELOG.md

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+# Changelog
+
+## [0.2.2](https://github.com/google/a2a-python/compare/v0.2.1...v0.2.2) (2025-05-20)
+
+
+### Documentation
+
+* Write/Update Docstrings for Classes/Methods ([#59](https://github.com/google/a2a-python/issues/59)) ([9f773ef](https://github.com/google/a2a-python/commit/9f773eff4dddc4eec723d519d0050f21b9ccc042))