Commodity classifications support

You can now include commodity classifications on invoice and credit note line items, supporting a wide range of classification schemes for product categorization and compliance.

What changed

• Commodity classifications field: Added optional commodityClassifications array to invoice and credit note line items
• Multiple classification schemes: Support for 200+ classification schemes including many industry-specific codes
• UBL support: Commodity classifications are included in the generated UBL XML and parsed from incoming documents
• Bidirectional support: Works for both sending and receiving documents

This update improves compliance capabilities and enables better product categorization across different industries and use cases.