Adventures in Mastodon Self-Hosting: Migrate to docker

When I first installed mastodon on my little Digital Ocean droplet, I believed that “a docker container is just a lightweight virtual machine”. Given how small my droplet was, I didn’t think it had enough room for any kind of VM, no matter how lightweight. I’ve since learned that docker containers are not virtual machines, though thats a useful approximation when you’re just getting started with…