The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2, actions/setup-dotnet@v1. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/

Nullability of type of parameter 'obj' doesn't match overridden member (possibly because of nullability attributes).

Cannot convert null literal to non-nullable reference type.

Nullability of reference types in type of 'event PropertyChangedEventHandler Card_.PropertyChanged' doesn't match implicitly implemented member 'event PropertyChangedEventHandler? INotifyPropertyChanged.PropertyChanged'.

'Page_Mods.Name' hides inherited member 'FrameworkElement.Name'. Use the new keyword if hiding was intended.

'Page_Settings.Language' hides inherited member 'FrameworkElement.Language'. Use the new keyword if hiding was intended.

Nullability of reference types in type of parameter 'x' of 'bool CustomStringComparer.Equals(string x, string y)' doesn't match implicitly implemented member 'bool IEqualityComparer<string>.Equals(string? x, string? y)' (possibly because of nullability attributes).

Nullability of reference types in type of parameter 'y' of 'bool CustomStringComparer.Equals(string x, string y)' doesn't match implicitly implemented member 'bool IEqualityComparer<string>.Equals(string? x, string? y)' (possibly because of nullability attributes).

'Page_Thunderstore.Name' hides inherited member 'FrameworkElement.Name'. Use the new keyword if hiding was intended.

Cannot convert null literal to non-nullable reference type.