Product Model: - Add tax_rate_percent (NOT NULL, default 17) for Luxembourg VAT - Add cost_cents for profit calculation - Add profit calculation properties: net_price, vat_amount, profit, margin - Rename supplier_cost_cents to cost_cents MarketplaceProduct Model: - Add tax_rate_percent (NOT NULL, default 17) Vendor Model (Letzshop feed settings): - letzshop_default_tax_rate: Default VAT for new products (0, 3, 8, 14, 17) - letzshop_boost_sort: Product sort priority (0.0-10.0) - letzshop_delivery_method: nationwide, package_delivery, self_collect - letzshop_preorder_days: Pre-order shipping delay VAT Strategy: - Store prices as gross (VAT-inclusive) for B2C - Calculate net from gross when needed for profit - Luxembourg VAT rates: 0%, 3%, 8%, 14%, 17% 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Generic single-database configuration.