Fixed several issues with Parser and enabled room navigation

Engine/headers/game.h

@@ -26,6 +26,8 @@ private:
     nlohmann::json json;
     fs::path filePath = "Resources/Rooms.json";
     std::ifstream stream;
+ 
+    inline static Game *game_;
 
 
     // Likely need to make sure Player is ADDED to room
@@ -44,13 +46,14 @@ public:
 
     static void SetIsActive(const bool active) { isActive = active; }
 
-    static Game &instance() {
-        static Game *game_;
+    static Game &Instance() {
         if (game_ == nullptr) {
             game_ = new Game();
         }
         return *game_;
     }
+
+    ~Game() = default;
 };
 
 // Commands