- Add a refresh button to `ConversationList` header.
- Make DM sidebar background transparent.
- Update DM settings gear icon to match `VideoCard` style.
- Wire up refresh action in `ProfileModalController` to force-fetch messages.
- Refactored `AppShell` to implement a split-pane layout for Conversations and Message History.
- Removed `NotificationCenter` from the DM view to declutter the interface.
- Updated `MessageThread` and `ConversationList` to support independent vertical scrolling with hidden scrollbars.
- Added avatars to message bubbles and conversation list items.
- Implemented right/left alignment for outgoing/incoming messages.
- Added "peak" bounce animations for list boundaries.
- Cleaned up redundant headers in the sidebar.
- Applied responsive CSS improvements in `tailwind.source.css`.
- Update AppShell.js to split view into Conversations and Message History.
- Rename sidebar title to "Conversations".
- Update MessageThread.js to pass avatar URLs to bubbles.
- Update MessageBubble.js to render avatars and use flex layout for alignment.
- Update CSS to style message rows, avatars, and bubbles.
- Ensure peak animations match hashtag strip timing (600ms/800ms).
- Add `.no-scrollbar` utility to hide scrollbars while keeping scrollability.
- Apply `.no-scrollbar` to ConversationList and MessageThread containers.
- Implement "peek" animation using `IntersectionObserver` to trigger only when the container becomes visible.
- Ensure CSS build is updated with new utilities.
- Add `.no-scrollbar` utility to hide scrollbars while keeping scrollability.
- Apply `.no-scrollbar` to ConversationList and MessageThread containers.
- Implement "peek" animation:
- ConversationList: scrolls down 40px then back up on load.
- MessageThread: scrolls up 40px then back down (to bottom) on load.
- Animation only triggers if content overflows.