Change API Version from V3 to V1

src/Lidarr.Api.V1/Artist/ArtistImportModule.cs

@@ -0,0 +1,29 @@
+using System.Collections.Generic;
+using Nancy;
+using NzbDrone.Core.Music;
+using Lidarr.Http;
+using Lidarr.Http.Extensions;
+
+namespace Lidarr.Api.V1.Artist
+{
+    public class ArtistImportModule : LidarrRestModule<ArtistResource>
+    {
+        private readonly IAddArtistService _addArtistService;
+
+        public ArtistImportModule(IAddArtistService addArtistService)
+            : base("/artist/import")
+        {
+            _addArtistService = addArtistService;
+            Post["/"] = x => Import();
+        }
+
+
+        private Response Import()
+        {
+            var resource = Request.Body.FromJson<List<ArtistResource>>();
+            var newArtist = resource.ToModel();
+
+            return _addArtistService.AddArtists(newArtist).ToResource().AsResponse();
+        }
+    }
+}