Add remove mount capabilities to CLI and UI #62

web/repertory/lib/widgets/mount_widget.dart

@@ -89,7 +89,7 @@ class _MountWidgetState extends State<MountWidget>
                           ],
                         ),
                       ),
-                      if (!mount.mounted)
+                      if (!(mount.mounted ?? false))
                         AppIconButtonFramed(
                           icon: Icons.delete,
                           onTap: () async {