// TODO remove for .Net 7
namespace System.Runtime.CompilerServices
{
    public class RequiredMemberAttribute : Attribute { }
    public class CompilerFeatureRequiredAttribute : Attribute
    {
        public CompilerFeatureRequiredAttribute(string name) { }
    }

}

namespace System.Diagnostics.CodeAnalysis
{
    public class SetsRequiredMembersAttribute : Attribute { }
}