- Mastodon API: Inability to get some local users by nickname in `/api/v1/accounts/:id_or_nickname`
- Mastodon API: Blocks are now treated consistently between the Streaming API and the Timeline APIs
- ActivityPub: Correct addressing of Undo.
+- ActivityPub: Correct addressing of profile update activities.
- Mastodon API: Ensure the `account` field is not empty when rendering Notification entities.
### Removed