texture mapping actually works omg!

packages/game/JSExport/GameInterface.cs

@@ -109,7 +109,7 @@ public partial class GameInterface
     { "gun", "DT_Guns" },
   };
 
-  public string TankPart(string tag, string part)
+  public byte[] TankPart(string tag, string part)
   {
     try
     {
@@ -146,7 +146,7 @@ public partial class GameInterface
 
       var gltf = new MonoGltf(mesh);
 
-      return gltf.Write();
+      return gltf.Write($"{tag}/${part}");
     }
     catch (Exception e)
     {

packages/game/JSExport/MappedGltf.cs

@@ -1,23 +0,0 @@
-using System.Text.Json;
-using Microsoft.JavaScript.NodeApi;
-using SharpGLTF.Materials;
-
-namespace BlitzKit.Game.JSExport;
-
-[JSExport]
-public readonly struct MappedGltf
-{
-  public string Json { get; }
-  public Dictionary<string, Dictionary<KnownChannel, string>> TextureMap { get; }
-
-  public MappedGltf(string json, Dictionary<string, Dictionary<KnownChannel, string>> textureMap)
-  {
-    Json = json;
-    TextureMap = textureMap;
-  }
-
-  public string ToJson()
-  {
-    return JsonSerializer.Serialize(this);
-  }
-}

packages/game/Models/MonoGltf.cs

@@ -122,48 +122,26 @@ public class MonoGltf
     }
   }
 
-  public string Write()
+  public byte[] Write(string name)
   {
-    try
-    {
-      var model = scene.ToGltf2();
+    var stream = new MemoryStream();
+    var context = WriteContext
+      .CreateFromStream(stream)
+      .WithSettingsFrom(
+        new()
+        {
+          ImageWriting = ResourceWriteMode.SatelliteFile,
+          ImageWriteCallback = (context, assetName, image) =>
+          {
+            return "/textures/my-ass.png";
+          },
+        }
+      );
+    var model = scene.ToGltf2();
 
-      var stream = new MemoryStream();
-      var context = WriteContext
-        .CreateFromStream(stream)
-        .WithSettingsFrom(new WriteSettings() { ImageWriting = ResourceWriteMode.SatelliteFile });
+    context.WriteBinarySchema2(name, model);
 
-      context.ImageWriteCallback = (WriteContext context, string assetName, MemoryImage image) =>
-      {
-        // image.Content is the raw data
-        // var bytes = image.Content.ToArray();
-
-        // store.Files[suggestedName] = bytes;
-
-        // // return URI used in JSON
-        //
-        return assetName;
-      };
-
-      foreach (var img in model.LogicalImages)
-      {
-        Console.WriteLine(img.Content.SourcePath);
-        Console.WriteLine(img.Content.FileExtension);
-      }
-
-      model.SaveGLTF
-
-      context.WriteTextSchema2("model.gltf", model);
-
-      stream.Position = 0;
-      using var reader = new StreamReader(stream);
-
-      return reader.ReadToEnd();
-    }
-    catch (Exception ex)
-    {
-      throw new Exception("Failed to write GLTF", ex);
-    }
+    return stream.ToArray();
   }
 
   private static (