Small ResourceManager refactor, add ResourceSaver<T>.

DaggerFramework/Source/SceneGraph/Resources/SerializedScene.cs

@@ -0,0 +1,20 @@
+using System.Text.Json.Serialization;
+
+namespace DaggerFramework.SceneGraph
+{
+    public class SerializedScene : Resource
+    {
+        public Dictionary<string, Layer> Layers { get; set; }
+
+        public SerializedScene(string path, byte[] buffer) : base(path, buffer)
+        {
+        }
+    }
+
+    [JsonSourceGenerationOptions(WriteIndented = true)]
+    [JsonSerializable(typeof(SerializedScene))]
+    internal partial class SerializedSceneContext : JsonSerializerContext
+    {
+
+    }
+}

DaggerFramework/Source/SceneGraph/Resources/SerializedSceneSaver.cs

@@ -0,0 +1,23 @@
+using DaggerFramework.Resources;
+using DaggerFramework.Utils;
+
+namespace DaggerFramework.SceneGraph
+{
+    public class SerializedSceneSaver : IResourceSaver<SerializedScene>
+    {
+        public bool TrySave(string path, in SerializedScene resource)
+        {
+            if (resource.Buffer is null)
+            {
+                _logger.Error($"Tried to save a resource at \"{path}\" with a null buffer!");
+                return false;
+            }
+
+            File.WriteAllBytes(path, resource.Buffer);
+
+            return true;
+        }
+
+        private Logger _logger = new(nameof(SerializedSceneSaver));
+    }
+}