* docs: add prompt injection security note
Add warning about potential hidden markdown in untrusted content from external contributors. Documents existing sanitization measures while acknowledging new bypass techniques may emerge.
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Co-Authored-By: Claude <noreply@anthropic.com>
* Update docs/security.md
Co-authored-by: David Dworken <dworken@anthropic.com>
* format
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Co-authored-by: Claude <noreply@anthropic.com>
Co-authored-by: David Dworken <dworken@anthropic.com>