- Introduced ICompanyInfoBase for standardized company/partner data; refactored PartnerBase and interfaces to implement it
- Replaced EkaerMappingOptions with EkaerCompanyInfo; updated all usages, constructors, and tests
- Refactored EKÁER mapping logic to use ICompanyInfoBase; improved normalization and address handling
- Added regex/validation for plate numbers and country codes; new error codes
- Added Currency to PartnerBase; updated grids to display it
- Updated ProductDto doc for GTIN/VTSZ data model issue
- Enabled validation in CargoTruck grid
- Added DMODEL topic docs: TOPIC_CODES.md, DATAMODEL_ISSUES.md, README.md
- Removed obsolete files and updated settings.local.json
- General code and doc improvements for maintainability