feat: add durable result journal and subscription delivery core

cmd/orbit-admin/main.go

@@ -40,6 +40,7 @@ func run() error {
 	flags.StringVar(&output, "output", "", "new private credentials JSON file")
 	flags.BoolVar(&in.WorkerAccess, "worker-access", false, "also grant Worker connect and consume actions for development")
 	flags.BoolVar(&in.ScheduleAccess, "schedule-access", false, "also grant schedule read and manage actions for development")
+	flags.BoolVar(&in.EventAccess, "event-access", false, "also grant result subscription read, manage and consume actions")
 	if err := flags.Parse(os.Args[2:]); err != nil {
 		return err
 	}