Definition of Done: Please mark each item below with ( / ) if completed or ( x ) if incomplete: ( ) The acceptance criteria defined below are met. Given a system administrator has launched nmtui, When they navigate to "Edit a Connection" and select the loopback interface, Then they should be able to adjust its configuration, including IP addresses and routing settings. Definition of Done: The implementation meets the acceptance criteria Integration tests are written and pass  The code is part of a downstream build attached to an errata ( ) Code changes are included in a downstream build attached to an errata. ( ) All required testing (manual and/or automated) passes successfully. ( ) Related documentation updates (if applicable) have been completed.

.`nmtui` now supports configuring the loopback interface NetworkManager already supports configuring the loopback interface by using the `nmcli` utility. This enhancement adds the same functionality to the `nmtui` application. As a result, you can configure IP addresses and routes on the loopback interface.