Add Artists Serialization

Sources/Model/Serialization/LINQ_XML_Serialization.cs

@@ -182,4 +182,22 @@ public class LINQ_XML_Serialization : IDataManager
             }
         }
     }
+
+    public void LoadArtists()
+    {
+        XDocument ArtistsFile = XDocument.Load("artists.xml");
+        artists = ArtistsFile.Descendants("artist")
+                                .Select(eltArtist => new Artist(
+                                    eltArtist.Attribute("Name")!.Value
+                                     )).ToList();
+
+    }
+
+    public void SaveArtists()
+    {
+        XDocument ArtistsFile = new XDocument();
+        var artist = artists.Select(artist => new XElement("artist",
+                                              new XAttribute("Name", artist.Name)
+                                              ));
+    }
 }