Iterate from skore

Source: the audit digest at scratch/audit/<stem>/audit.md, produced by audit-ml-pipeline at § 4 record-outcome. Output: a set of Backlog-candidate rows + a short human summary, handed back to iterate-ml-experiment. The parent skill writes the rows to JOURNAL.md Backlog and re-presents the sourcing menu so the user can promote one via B<N>.

What this skill consumes

The digest carries two sections that matter here: