feat: add durable schedule management and multi-node crash recovery

cmd/orbit-admin/main.go

@@ -33,6 +33,7 @@ func run() error {
 	flags.StringVar(&in.Queue, "queue", "", "initial queue name")
 	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")
 	if err := flags.Parse(os.Args[2:]); err != nil {
 		return err
 	}