Major refactoring for game objects

src/Character.h

@@ -2,7 +2,6 @@
 #include "BoneAnimatedModelNew.h"
 #include "render/Renderer.h"
 #include "render/TextureManager.h"
-#include "items/Item.h"
 #include "SparkEmitter.h"
 #include <functional>
 #include <memory>
@@ -106,11 +105,8 @@ public:
     // Applied after scale, fixes model-space orientation (e.g. Blender Z-up exports)
     Eigen::Quaternionf modelCorrectionRotation = Eigen::Quaternionf::Identity();
 
-    // NPC Gift
-    Item giftItem;
     std::string npcId;
     std::string npcName;
-    bool giftReceived = false;
     float hp = 200.f;
     // Captured lazily from `hp` on the first update() tick if left at zero;
     // set explicitly if you need a different reference for the health bar.