ubuntu-latest pipelines will use ubuntu-24.04 soon. For more details, see https://github.com/actions/runner-images/issues/10636

Dereference of a possibly null reference.

Non-nullable property 'SelectedSource' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.

Non-nullable property 'SelectedSources' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.

Possible null reference argument for parameter 'items' in 'void ListEx.AddRange<SubItem>(IList<SubItem> source, IEnumerable<SubItem> items)'.

Converting null literal or possible null value to non-nullable type.

Dereference of a possibly null reference.

Dereference of a possibly null reference.

Possible null reference argument for parameter 'config' in 'Task<int> ConfigHandler.DeleteSubItem(Config config, string id)'.

Possible null reference argument for parameter 'config' in 'Task<int> ConfigHandler.AddSubItem(Config config, SubItem subItem)'.