chore(1.0-dev): release 1.0.0-alpha.0

Author: a2a-bot

.release-please-manifest.json

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

CHANGELOG.md

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 # Changelog
 
+## 1.0.0-alpha.0 (2026-03-12)
+
+
+### Features
+
+* Add validation for the JSON-RPC version ([#808](https://github.com/a2aproject/a2a-python/issues/808)) ([6eb7e41](https://github.com/a2aproject/a2a-python/commit/6eb7e4155517be8ff0766c0a929fd7d7b4a52db5))
+* **compat:** REST and JSONRPC clients compatible with 0.3 servers. ([#798](https://github.com/a2aproject/a2a-python/issues/798)) ([08794f7](https://github.com/a2aproject/a2a-python/commit/08794f7bd05c223f8621d4b6924fc9a80d898a39)), closes [#742](https://github.com/a2aproject/a2a-python/issues/742)
+* **compat:** REST and JSONRPC servers compatible with 0.3 clients. ([#795](https://github.com/a2aproject/a2a-python/issues/795)) ([9856054](https://github.com/a2aproject/a2a-python/commit/9856054f8398162b01e38b65b2e090adb95f1e8b)), closes [#742](https://github.com/a2aproject/a2a-python/issues/742)
+* Implement a vertex based task store for the 1.0 branch ([#791](https://github.com/a2aproject/a2a-python/issues/791)) ([3b1eef7](https://github.com/a2aproject/a2a-python/commit/3b1eef75adf85a450925ce318330bec3430df1c5)), closes [#751](https://github.com/a2aproject/a2a-python/issues/751)
+* **server:** add v0.3 legacy compatibility for database models ([#783](https://github.com/a2aproject/a2a-python/issues/783)) ([08c491e](https://github.com/a2aproject/a2a-python/commit/08c491eb6c732f7a872e562cd0fbde01df791cca))
+
+
+### Bug Fixes
+
+* handle parsing error in REST ([#806](https://github.com/a2aproject/a2a-python/issues/806)) ([bbd09f2](https://github.com/a2aproject/a2a-python/commit/bbd09f232f556c527096eea5629688e29abb3f2f))
+* handle REST query params as per 1.0 spec ([#804](https://github.com/a2aproject/a2a-python/issues/804)) ([45b3059](https://github.com/a2aproject/a2a-python/commit/45b305989773546d75278eb29ae52d2c9be06951))
+
+
+### Miscellaneous Chores
+
+* release v1.0.0-alpha.0 ([11aa35c](https://github.com/a2aproject/a2a-python/commit/11aa35cab27ae6f411d83f76b07f5c20ff96b381))
+
 ## [0.3.25](https://github.com/a2aproject/a2a-python/compare/v0.3.24...v0.3.25) (2026-03-10)