* Tracks all market activity on a single page
* Support both global and per-contract feeds
* UI tweaks
* Include contract description in activity feed
* Show activity feed on Create page
* Copy feed template from TailwindUI
* Show all bets in a feed-like manner
* Tweak design of individual trades
* Allow traders to comment on their bets
* Code cleanups
* Incorporate contract description into the feed
* Support description editing from contract feed
* Group together bets placed within 24h
* Fix build error
* Add a feed item for market resolution
* Add a feed item for markets that have closed
* Comment on a separate subcollection