Yijia-Xiao 0405168f20 fix(schema): coerce null-ish strings in optional float fields ...

A weak model can write a placeholder ('None', 'N/A') into an optional price
field, tripping schema validation. Coerce null-ish strings to None on the
trader/PM float fields; real numeric strings still parse.

2026-06-21 22:31:35 +00:00

16 KiB

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