refactor!: upgrade SDK to A2A 1.0 specs#572

Draft

muscariello wants to merge 9 commits intoa2aproject:1.0-a2a_proto_refactorfrom

muscariello:a2a_proto_refactor

Commits on Nov 21, 2025

[DRAFT] feat: Upgrade A2A to v1.0
Tehsmash
committed

Commits on Nov 28, 2025

feat!: migrate from Pydantic types to protobuf-generated types
muscariello
committed

Commits on Nov 29, 2025

fix: update E2E tests and push notification handlers for proto migration
muscariello
committed

Commits on Dec 2, 2025

ci: Update a2a types generation workflow
holtskinner
committed