Hugh Brown ac69c6b7b8 fix: normalize and validate signature_header in webhook schemas ...

Strip whitespace (blank → None) and reject non-ASCII-token characters
to prevent impossible header lookups that would fail all signed requests.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

2026-03-07 23:35:10 +05:30

2.7 KiB

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