-- Add usd_amount to payments (crypto): BIGINT, 1_000_000 in DB = 1 USD. Keep stars_amount for backward compatibility.
ALTER TABLE payments
ADD COLUMN usd_amount BIGINT UNSIGNED NULL COMMENT 'USD amount: 1_000_000 = 1 USD (crypto deposits)' AFTER stars_amount;

-- Add usd_amount to payouts. Same scale: 1_000_000 = 1 USD.
ALTER TABLE payouts
ADD COLUMN usd_amount BIGINT UNSIGNED NULL COMMENT 'USD amount: 1_000_000 = 1 USD (crypto withdrawals)' AFTER stars_amount;
