diff --git a/pkg/mining/manager.go b/pkg/mining/manager.go
index b4d7ead..a47b6dd 100644
--- a/pkg/mining/manager.go
+++ b/pkg/mining/manager.go
@@ -697,7 +697,7 @@ func (m *Manager) GetMinerHashrateHistory(name string) ([]HashratePoint, error)
 	return miner.GetHashrateHistory(), nil
 }
 
-// ShutdownTimeout is the maximum time to wait for goroutines during shutdown
+// ctx, cancel := context.WithTimeout(context.Background(), ShutdownTimeout)
 const ShutdownTimeout = 10 * time.Second
 
 // defer manager.Stop() // safe in main() or test cleanup; subsequent calls are no-ops