chore(1.0-dev): release 1.0.0-alpha.1

Author: a2a-bot

.release-please-manifest.json

@@ -1 +1 @@
-{".":"1.0.0-alpha.0"}
+{".":"1.0.0-alpha.1"}

CHANGELOG.md

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 # Changelog
 
+## [1.0.0-alpha.1](https://github.com/a2aproject/a2a-python/compare/v1.0.0-alpha.0...v1.0.0-alpha.1) (2026-03-20)
+
+
+### Features
+
+* A2A Version Header validation on server side. ([#865](https://github.com/a2aproject/a2a-python/issues/865)) ([b261ceb](https://github.com/a2aproject/a2a-python/commit/b261ceb98bf46cc1e479fcdace52fef8371c8e58))
+* **server:** add async context manager support to EventQueue ([#743](https://github.com/a2aproject/a2a-python/issues/743)) ([f68b22f](https://github.com/a2aproject/a2a-python/commit/f68b22f0323ed4ff9267fabcf09c9d873baecc39))
+
+
+### Documentation
+
+* add Database Migration Documentation ([#864](https://github.com/a2aproject/a2a-python/issues/864)) ([fd12dff](https://github.com/a2aproject/a2a-python/commit/fd12dffa3a7aa93816c762a155ed9b505086b924))
+
 ## 1.0.0-alpha.0 (2026-03-17)