e446c4097a
- build_rebuild_dataset.py: subtract orphan paired-transfer amounts from
destination card's derived opening; html.unescape descriptions.
- merchant_map.json: +110 auto-tail rules from rebuild long-tail, +20
recurring rules + 135 auto-cluster acceptances; stripped all cached
account_ids; Rock Auto -> Z(Mizumi) review:true; Duquesne Light ->
Utilities; categories stripped from _auto_tail rules per user policy.
- migration/README.md: 'Lessons from the first rebuild' section.
- migration/rebuild_clusters.{json,md}: clustering proposal artifact.