chore(main): release 0.3.3

Author: a2a-bot

CHANGELOG.md

@@ -1,5 +1,12 @@
 # Changelog
 
+## [0.3.3](https://github.com/a2aproject/a2a-python/compare/v0.3.2...v0.3.3) (2025-08-21)
+
+
+### Performance Improvements
+
+* optimize logging performance and modernize string formatting ([#411](https://github.com/a2aproject/a2a-python/issues/411)) ([3ffae8f](https://github.com/a2aproject/a2a-python/commit/3ffae8f8046aef20e559e19c21a5f9464a2c89ca))
+
 ## [0.3.2](https://github.com/a2aproject/a2a-python/compare/v0.3.1...v0.3.2) (2025-08-20)