services\productService.js:110:    const variantPrice = Number.isFinite(parseFloat(row.variant_price_ex_vat)) ? parseFloat(row.variant_price_ex_vat) : null;
services\productService.js:120:      priceAmount = variantPrice;
services\productService.js:124:      priceAmount = variantPrice || productPrice || parseFloat(row.price_ex_vat);
services\productService.js:334:      || (variantPrice != null ? 'variant' : productPrice != null ? 'product' : regionPrice != null ? 'region' : 'legacy');
services\productService.js:450:    const hasVariantPrices = tableFlags.catalog_product_variants && tableFlags.catalog_variant_prices;
services\productService.js:456:    const variantPriceExpr = hasVariantPrices ? `
services\productService.js:531:    const priceExpr = `COALESCE(${displayPriceExpr}, ${variantPriceExpr}, ${productPriceExpr}, ${regionPriceExpr}, p.selling_price, p.base_price, 0)`;
services\productService.js:610:                ${variantPriceExpr} as variant_price_ex_vat,