- Remove currency, logger, validation utilities, and base/test provider logic
- Delete associated tests and TypeScript definitions for deprecated modules
- Clean up exports in `src/utils` to reflect module removals
- Make customerInfo fields conditionally required based on customer relationship
- Add admin UI conditional visibility to hide embedded fields when relationship exists
- Fix address field naming inconsistency (postal_code -> postalCode)
- Update types to properly reflect optional customerInfo/billingAddress
- Add validation to ensure either customer relationship or embedded info is provided
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>
- Add customerInfo and billingAddress fields to invoice collection
- Make customer relationship optional and configurable via plugin config
- Update TypeScript types to reflect new invoice structure
- Allow disabling customer relationship with customerRelation: false
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>
