Add SerializableScriptingObject for easier serialization of scripting objects in gameplay or content

Source/Engine/Scripting/SerializableScriptingObject.h

@@ -0,0 +1,18 @@
+// Copyright (c) 2012-2023 Wojciech Figat. All rights reserved.
+
+#pragma once
+
+#include "Engine/Scripting/ScriptingObject.h"
+#include "Engine/Core/ISerializable.h"
+
+/// <summary>
+/// Base class for scripting objects that contain in-built serialization via ISerializable interface.
+/// </summary>
+API_CLASS() class FLAXENGINE_API SerializableScriptingObject : public ScriptingObject, public ISerializable
+{
+    DECLARE_SCRIPTING_TYPE(SerializableScriptingObject);
+
+    // [ISerializable]
+    void Serialize(SerializeStream& stream, const void* otherObj) override;
+    void Deserialize(DeserializeStream& stream, ISerializeModifier* modifier) override;
+};