feat: implement postal region model and update address handling
- Add new PostalRegion model and service
- Replace postalCode with postalRegion in address-related components
- Update schemas and models to use locationType_code consistently
- Add usePostalRegion composable for postal code selection
- Modify patient form to handle address changes more robustly
feat(patient): add ID column and improve date formatting
- Add patient ID column to patient list
- Format dates using 'id-ID' locale in preview
- Update identity number display for foreign patients
- Include passport number for foreign nationals
- Add preload relationships to address-related models
- Rename postalCode to postalCode_code for consistency
- Simplify location type handling with hidden fields
- Update validation schemas and form components
- Improve address display in patient preview
Update all references to postal_code field to use camelCase postalCode for consistency with codebase naming conventions. This includes changes to models, schemas, and components.