* test: let global evals seed the session's preview tabs
Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
* feat: advertise the pinned artifact version in get_preview_status
Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
* test: reject ambiguous preview-tab and artifact eval fixtures
Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
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Co-authored-by: Claude Opus 5 (1M context) <noreply@anthropic.com>