Port `ScalarFunctionExpr` to `try_to_proto`/`try_from_proto` via typed ctx function-codec capabilities#23421

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adriangb wants to merge 3 commits into

apache:mainfrom

pydantic:scalar-udf-codec

Commits on Jul 10, 2026

feat: add typed function-codec and session-config capabilities to proto expr contexts

adriangb
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claude
committed
feat: port ScalarFunctionExpr to try_to_proto / try_from_proto

adriangb
and
claude
committed
test: cover the erroring defaults of the ctx capability channels

adriangb
and
claude
committed