Method removeUserFromRoom

apps/realtime/src/rooms/types.ts:71–71

* Remove a user from their current room * Optional workflowIdHint is used when socket mapping keys are missing/expired. * Returns the workflowId they were in, or null if not in any room.

(socketId: string, workflowIdHint?: string)

   * Returns the workflowId they were in, or null if not in any room.
   */
  removeUserFromRoom(socketId: string, workflowIdHint?: string): Promise<string | null>

  /**
   * Get the workflow ID for a socket