* Add activity page. Copy explore page into home
* Update navbar with activity. Show explore instead if signed out.
* Move category selector into contract search
* Make algolia filter by category
* Default tag page to all filter
* Trim activity feed: show only items from last 24 hours, remove contract description, shorter width.
* Preserve feed ordering based on initial fetch of bets
* Add see more button, description to explore items
* Show custom feed of contracts from folds your follow or have bet on.
* Add tw-elements UI library
* Add loading spinner while feed loads
* Switch from onSnapshot to our listenForValues, which doesn't set with partial cached values
* Change home tags to communities
* Remove tw-elements for now
* Fold type, fold page, query for fold contracts
* Tsconfig: target esnext, nounused locals: false
* Store tags in field on contract. Script to update contract tags
* Show tags on fold page
* Load all fold comments server-side to serve better feed
* Fix the annoying firebase already initialized error!
* Add links to /edit and /leaderboards for fold
* Page with list of folds
* UI for creating a fold
* Create a fold
* Edit fold page
* Move hot & closing markets to All Markets
Soon to be named "Explore"
* Set up a question box on the homepage
* Show Leaderboards by default instead of Create
* Support full contract creation from homepage
* Force mt-0 on /markets
* Move description into info tooltip
* Add hint to ask a question
* Initialize close date to 1 week from today
* Add a promo section for logged-out users
* Add hashtags, remove mobile padding
* Rewrite promo copy
* Store hotContracts as static props
* 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
