The site hosting the images switched to https last week, that is the
problem. Previously the http requests with ImageMagick worked just fine, as
it should. When they switched on https I was getting 404s becasuse I was
trying to access the http address which now redirects to https. When I
I write an administer a web app for a non-profit which runs on the free
level of Heroku's service since they don't have the budget for more.
One of the features they need is a way to send emails to all ~300
volunteers to make announcements. To protect volunteer privacy, my approach
was to