my mastodon instance can't show images from other people, doesn't let me upload images to my posts, can't search for accounts on the larger Fediverse and won't let me follow accounts on unknown servers. every action described above returns a 500 error. I need help, I don't know what to do. 😢​😢​😢​ #Help #MastoHelp #SelfHost #SelfHosted #SelfHosting #Docker #FediHelp