Rails 8 Removes Channels From Default App Structure. | Saeloun Blog

With Rails 8, channels folder dropped from default app/ structure as Hotwire is default in RailsActionCable integrates websockets with our app which allows two-way communication between the server and client without the need for continuous page refreshes, making real-time updates possible. Channels are similar to controllers in that we define methods for broadcasting or streaming data to connected clients.