Add Last Search Time to /episode API

src/Sonarr.Api.V3/Episodes/EpisodeResource.cs

@@ -35,7 +35,7 @@ namespace Sonarr.Api.V3.Episodes
         public DateTime? EndTime { get; set; }
         public DateTime? GrabDate { get; set; }
         public SeriesResource Series { get; set; }
-
+        public DateTime? LastSearchTime { get; set; }
         public List<MediaCover> Images { get; set; }
 
         // Hiding this so people don't think its usable (only used to set the initial state)
@@ -68,6 +68,7 @@ namespace Sonarr.Api.V3.Episodes
                 Runtime = model.Runtime,
                 FinaleType = model.FinaleType,
                 Overview = model.Overview,
+                LastSearchTime = model.LastSearchTime,
 
                 // EpisodeFile