Protect the crystall

This is my first (finished) game and my submission for the Fireside Jam 2022. In the game you have to Protect your magic cristall from the orcs by building towers. Controlls: Move camera: WASD Build: B or Button on screen Zoom: Mouse wheel Pause: Esc or Button on screen All the other actions have buttons on the screen. I have noticed that there is a Bug, if you click multiple times quickly at a Button in the Upgrademenue it stopps working and at the moment I dont know how to fix it. So please ju...