feat: add basic canvas / improve inspector

lightkeeper/include/Lightkeeper.h

@@ -6,10 +6,10 @@
 #include <destrum/App.h>
 #include <destrum/Scene/SceneManager.h>
 #include <destrum/Graphics/RenderResources.h>
+#include <destrum/Util/RectGizmo.h>
 #include <destrum/Util/TransformGizmo.h>
 
 #include "destrum/Graphics/Resources/Cubemap.h"
-#include "destrum/Graphics/Resources/Font.h"
 #include "destrum/ObjectModel/GameObject.h"
 
 #include <scenes/MainScene.h>
@@ -31,7 +31,6 @@ public:
 
 private:
     void setupSkybox();
-    void drawCrosshair();
     void updateViewMode();
     [[nodiscard]] CameraComponent* getSceneCamera() const;
     [[nodiscard]] Camera& getViewCamera();
@@ -59,8 +58,8 @@ private:
     MainSceneObjects mainScene{};
 
     ImageID debug2DTexture{NULL_IMAGE_ID};
-    Font hudFont;
     TransformGizmo transformGizmo;
+    RectGizmo rectGizmo;
 
     char scenePath[512]{"scenes/debug_scene.json"};
     char newSceneName[128]{"EmptyScene"};