Before rendering a report or dashboard artifact, call validate_artifact with the complete manifest and bounded snapshot. Official description & argument declaration Before rendering a report or dashboard artifact, call validate_artifact with the complete manifest and bounded snapshot. Fix validation errors there first; do not use render_artifact as an iterative validator because failed render attempts can create visible placeholder cards. After validation passes outside Work Mode, use render_artifact to host the complete Data Analytics dashboard or report manifest with a bounded snapshot insid