Add v5 release endpoints

Towards #6960

src/Sonarr.Api.V5/Release/ReleaseGrabResource.cs

@@ -0,0 +1,28 @@
+using NzbDrone.Core.Languages;
+using NzbDrone.Core.Qualities;
+
+namespace Sonarr.Api.V5.Release;
+
+public class ReleaseGrabResource
+{
+    public required string Guid { get; set; }
+    public required int IndexerId { get; set; }
+    public OverrideReleaseResource? Override { get; set; }
+    public SearchInfoResource? SearchInfo { get; set; }
+}
+
+public class OverrideReleaseResource
+{
+    public int? SeriesId { get; set; }
+    public List<int> EpisodeIds { get; set; } = [];
+    public int? DownloadClientId { get; set; }
+    public QualityModel? Quality { get; set; }
+    public List<Language> Languages { get; set; } = [];
+}
+
+public class SearchInfoResource
+{
+    public int? SeriesId { get; set; }
+    public int? SeasonNumber { get; set; }
+    public int? EpisodeId { get; set; }
+}