// Testing to see if I can make API calls on a site that has CSP headers. However, // this certain site does not have those headers on their error page, so by creating // an iframe on the document root with the error page we can make an api call to another // service, maybe? // Old-school callback hell being forced upon me rn function fetchTodos(callback) { fetch('https://jsonplaceholder.typicode.com/todos') .then(response => response.json()) .then(callback) }