== Global Buyer Master Phase 11 — AI Score, Supplier Requirements & Layer-9 Linkage ==
  master_buyers extended (+0 Layer-1 identity columns)
  backfilled 0 buyer country_code / trading_name
  master_buyer_cert_requirements +0 brand/department link columns
  master_buyer_standards +0 brand/department link columns
  supplier requirements already seeded (skip)
== Migration complete ==