Sidebar: Show home button on mobile.

Home Sidebar: Remove top bar.

Jump to existing message if exists.

Translate age gate.
Add additional limitations on KaTeX.
Prevent any message overflow.

Fix: Colour picker appearing in wrong position.

Fix: bottom navigation appearing in wrong place.
Fix: Redirect to server from invite if already joined.
Fix: Use monoscape font for code textareas.

Hook events into Markdown render using ref.

Fix: Show correct time format on left side of messages.