fix: update server-side validation response types

[jinsley8]

Description

Cloudflare returns extra properties not yet accounted for in TurnstileServerValidationResponse and the error-codes is always returned whether the validation is successful or not.

messages and metadata seem like they have been added to the response more recently but not yet documented in the official server-side validation docs.

metadata is returned when validation is successful.

I am not quite sure of the purpose of messages so the comment isn't as detailed but it is only returned if validation fails.

Changes Made

• Updated type for error-codes property so it is always required but can be an empty array.
• Added types for messages and metadata.

Examples

[vercel[bot]]

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Name	Status	Preview	Comments	Updated (UTC)
react-turnstile	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Feb 18, 2024 4:58pm

[jinsley8]

@marsidev I've updated the 'error-codes' type

[marsidev]

Thanks @jinsley8!