feat(server): add v0.3 legacy compatibility for database models#783

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sokoliva wants to merge 18 commits intoa2aproject:1.0-devfrom

sokoliva:database-compatibility-1-0

Commits on Mar 9, 2026

Commits on Mar 10, 2026

Merge branch '1.0-dev' of https://github.com/a2aproject/a2a-python into database-compatibility-1-0
sokoliva
committed
refactor: replace PydanticType/PydanticListType with explicit JSON serialization/deserialization for protobuf models and add protocol versioning to task storage.
sokoliva
committed
refactor: simplify task deserialization in `_from_orm` by using `ParseDict` and `model_validate` for mapping ORM models to task types.
sokoliva
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refactor: remove unused Any and cast imports from database_task_store.py
sokoliva
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Refactor: Move `types_v03` and `sqlalchemy.insert` imports to module level and add new database files.
sokoliva
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test: clarify legacy data conversion comments in database store tests and add new test database files
sokoliva
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refactor: improve SQLAlchemy ORM to Protobuf message mapping for JSON fields and refine model column definitions.
sokoliva
committed
Merge branch '1.0-dev' into database-compatibility-1-0
sokoliva
authored
refactor: use `model_validate` for legacy task conversion to improve type handling and Pyright compatibility.
sokoliva
committed
Merge branch 'database-compatibility-1-0' of https://github.com/sokoliva/a2a-python into database-compatibility-1-0
sokoliva
committed