Ranks the next six sins by working backwards from the references we
already vouch for: six of fifteen canon entries were uncited, and each
idle one points at a sin worth writing. Also records the candidates our
build-time Vega-Lite pipeline can't prove honestly yet, so we stop
rediscovering them.
Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01ULE5RRxdQE1ebwefEd2eCM