即使在网站出现故障后，html或javascript代码仍可保持刷新

I have a issue where we want a webpage to keep reloading at an interval even if the server hosting the code goes down. This is so that if the server goes down, it will keep trying to refresh the page so that when the server does come back up, it will recover. There seems to be a ton of ways to refresh/reload a page based on interval or demand, but I can't find a way to have the page recover automatically after the server eventually comes back online.I have a issue where we want a webpage to keep