Pipeline Retro Use this skill to answer one question about work that already finished: how often did the pipeline carry a change to merge in a single pass, and what stopped it the rest of the time? It is read-only — it classifies and reports, and never merges, edits, comments on, or labels anything. The classification is deterministic. Evidence comes from the tracker, the verdict comes from , and the skill never decides a class by judgement. Arguments - (optional) — how far back to look. Resolve the default to a concrete date before calling the tracker, and validate any value the user supplie…