I want to add water, like the power provided by the power plant in Command & Conquer, to limit the size of the city. For example, if I build a well to provide 100 units of water, one military camp will occupy 50 units. If I build two military camps and use up the quota of 100 units, I need to build another water well. If the well is damaged, the total water supply will not be able to cover the consumption. , the efficiency of all buildings that consume water decreases. I don't know where