Fix Mastodon Media Uploads

installation/mastodon.conf

@@ -101,6 +101,13 @@ server {
     try_files $uri @mastodon-packs;
   }
 
+  # Mastodon Media
+  location /system {
+    add_header Cache-Control "public, max-age=31536000, immutable";
+    add_header Strict-Transport-Security "max-age=31536000" always;
+    try_files $uri @mastodon-packs;
+  }
+
   # Soapbox configuration files.
   # Enable CORS so we can fetch them.
   location /instance {