Update considering federation watchlist - added Kanboard

considering-federation-watchlist.md

@@ -16,6 +16,8 @@
 
 * :black_nib: [Human Connection](https://github.com/Human-Connection/Human-Connection/issues/114) - some discussion of the possibilities of supporting ActivityPub.
 
+* :black_nib: [Kanboard](https://kanboard.discourse.group/t/federated-activity-streams-with-activitypub/85) - considering supporting AP
+
 * :black_nib: [Kitsune](https://github.com/valerauko/kitsune/issues/14) - considering supporting the Diaspora standard.
 
 * :black_nib: [MediaGoblin](https://issues.mediagoblin.org/ticket/5503) - streaming of any and all media files. Has been in "[unofficial retirement](https://news.ycombinator.com/item?id=19779594)", but an [early 2020 dev meeting](https://etherpad.wikimedia.org/p/mediagoblin-2020-02-15) mentions federation (presumably using AP).