Using the power of Reverb, let’s build a realtime multi-room chat with Laravel and Vue with Inertia, pulling in Pinia for state management. We’ll cover: - Using the Intersection Observer API to automatically load previous chat messages - State management with Pinia - Using presence channels to show online users for each room - Client-to client communication to show who’s typing - Using flexbox tricks to keep messages scrolled into view as they roll in