- Create letzshop_export_service.py with CSV generation logic
- Add admin endpoint: GET /api/v1/admin/vendors/{vendor}/export/letzshop
- Add vendor endpoint: GET /api/v1/vendor/letzshop/export
- Support language selection (en, fr, de) and include_inactive filter
- Generate Google Shopping compatible tab-delimited CSV format
- Add comprehensive integration tests for both endpoints
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>