// One-off diagnostic — list FK constraints on orders.flash_sale_id
// Run from packages/server so .env is loaded.
const { PrismaClient } = require('@prisma/client')
const p = new PrismaClient()
;(async () => {
  const rows = await p.$queryRawUnsafe(`
    SELECT COLUMN_NAME, COLUMN_TYPE, IS_NULLABLE
    FROM information_schema.COLUMNS
    WHERE TABLE_SCHEMA = DATABASE()
      AND TABLE_NAME IN ('orders', 'flash_sales', 'flash_sale_orders')
    ORDER BY TABLE_NAME, ORDINAL_POSITION
  `)
  console.log('FK rows:', JSON.stringify(rows, null, 2))
  await p.$disconnect()
})().catch((e) => { console.error(e); process.exit(1) })