Moved some classes around to the domain layer.

JSMR.Application/Scanning/Contracts/VoiceWorkIngest.cs

@@ -21,7 +21,7 @@ public sealed record VoiceWorkIngest
     public int? Votes { get; init; }
     public AgeRating AgeRating { get; init; }
     public bool HasImage { get; init; }
-    public ICollection<SupportedLanguage> SupportedLanguages { get; init; } = [];
+    public IReadOnlyList<SupportedLanguage> SupportedLanguages { get; init; } = [];
     public DateOnly? ExpectedDate { get; init; }
     public DateOnly? SalesDate { get; init; }
     public DateTime? RegistrationDate { get; init; }