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Fri, Sep 11, 2026 1
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Auction fees foundation: buyer-premium schedules (data/fees/auction-houses.json), fees.ts (marginal tiers, min/max/fixed, all-in price with basis), sales.all_in_usd/fee_basis, auction_lots USD + assessment columns; migration 0007
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Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
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