REST API (/api):
- Full CRUD for loads, shippers, vehicles, payments
- Dashboard stats endpoint (/api/stats)
- Pagination, filtering, sorting on all list endpoints
- Role-based access control on write operations
- Soft delete support
Portal User Management (/portal-users):
- Admin UI to create shipper/driver portal accounts
- Link portal users to existing shippers/drivers
- Enable/disable accounts
- Reset passwords
- Lists all portal accounts with status
Architecture decision documented: keeping EJS+React CDN widgets as primary
