- Pad non-standard lengths (9-12 digits) to EAN-13 (13 digits) - EAN-13 is the European/international standard - Handle .0 suffix from float conversion in import files - Change warnings to debug-level logging to reduce noise 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>