We got GameObjects / Components and shit

lightkeeper/include/Lightkeeper.h

@@ -2,12 +2,28 @@
 #define LIGHTKEEPER_H
 
 #include <destrum/App.h>
+#include <destrum/Scene/SceneManager.h>
 
-class LightKeeper : public App {
+class LightKeeper final : public App {
 public:
     LightKeeper();
+    virtual ~LightKeeper();
+    void customInit() override;
+    void customUpdate(float dt) override;
+    void customDraw() override;
+    void customCleanup() override;
 
+    void onWindowResize(int newWidth, int newHeight) override;
+private:
+    MeshCache meshCache;
+    MaterialCache materialCache;
+    GameRenderer renderer;
 
+    Camera camera{glm::vec3(0.f, 0.f, -5.f), glm::vec3(0, 1, 0)};
+
+    CPUMesh testMesh{};
+    MeshID testMeshID;
+    MaterialID testMaterialID;
 };
 
 #endif //LIGHTKEEPER_H