functional card/row edit and drag

Serialization/SerialCard.cs

@@ -0,0 +1,29 @@
+using Godot;
+using System;
+using System.Data.Common;
+using System.Linq;
+using System.Text.Json.Serialization;
+
+public class SerialCard
+{
+    [JsonInclude]
+    public string Text { get; set; }
+    [JsonInclude]
+    public SerialImage Image { get; set; }
+    public card ToCard(SceneTree tree)
+    {
+        var c = card.MakeCard(tree);
+        c.CardName = Text;
+        if (Image.DataWebp.Any())
+        {
+            var iwm = Image.ToImageWithMetadata();
+            c.SetTexture(ImageTexture.CreateFromImage(iwm.Image));
+            c.SetStretchMode(iwm.StretchMode);
+        }
+        else
+        {
+            c.SetStretchMode(Image.StretchMode);
+        }
+        return c;
+    }
+}