Uploading images from Rails to DigitalOcean Spaces, with previewing

So I wanted to make my site a little bit more friendly looking, and using profile pictures seemed like a good idea. In my case, users can upload projects, which other people can join. There are no user accounts, every user is visiting as a guest, so the ‘profiles’ in this case is actually the projects. A user will be able to attach a profile picture to their project. It will look like this:.