../src/Views/FirmwareReleaseView.vala:217.39-217.69: error: The name `markup_convert_simple' does not exist in the context of `AppStream' (appstream)
217 | description_label.label = AppStream.markup_convert_simple (release.get_description ());
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
It appears that with appstream v1.0.0, this function was renamed or removed: https://github.com/ximion/appstream/blob/v1.0.0/NEWS#L30