export type SocketKey = `socket::${string}` export const isSocketKey = (key: string): key is SocketKey => key.startsWith(`socket::`) export type UserKey = `user::${string}` export const isUserKey = (key: string): key is UserKey => key.startsWith(`user::`) export type RoomKey = `room::${string}` export const isRoomKey = (key: string): key is RoomKey => key.startsWith(`room::`)