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Cover Pydantic Settings nested environment regression - #14
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August 23, 2026 02:46
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Pydantic Settings 2.13.0 regressed nested environment variables for dictionary fields, and 2.13.1 fixed it.
This adds issue #785 as a release-boundary contract. The integration suite now proves both sides: it catches the 2.12.0 to 2.13.0 behavior change and accepts 2.13.1 as unchanged. There are no CLI or comparison-semantics changes.
Verification: