feat: improved tower place + tower upgrade

include/render/WorldRenderer.h

@@ -28,7 +28,7 @@ private:
     glm::vec2 m_HoldCursorPos;
     float m_Zoom;
     float m_CamSensibility = 1;
-    bool m_TowerPlacePopupOpened = false;
+    bool m_PopupOpened = false;
     VertexCache m_TowersCache;
 public:
     WorldRenderer(game::World* world, client::ClientGame* client);
@@ -53,6 +53,8 @@ private:
     void renderMobs() const;
     void renderTileSelect() const;
     void renderPopups() const;
+    void renderTowerPlacePopup() const;
+    void renderTowerUpgradePopup() const;
     void renderMobTooltip() const;
     void detectClick();
     glm::vec2 getCursorWorldPos() const;