OPNSense/core 5324f35 — src/opnsense/mvc/app/models/OPNsense/Base/FieldTypes InterfaceField.php, src/opnsense/mvc/tests/app/models/OPNsense/Base/FieldTypes InterfaceFieldTest.php CountryFieldTest.php
MVC: refactor InterfaceField and add unit tests for https://github.com/opnsense/core/issues/3252