diff --git a/pkg/mining/bufpool.go b/pkg/mining/bufpool.go
index 03f03f4..8d2034b 100644
--- a/pkg/mining/bufpool.go
+++ b/pkg/mining/bufpool.go
@@ -6,8 +6,7 @@ import (
 	"sync"
 )
 
-// bufferPool provides reusable byte buffers for JSON encoding.
-// This reduces allocation overhead in hot paths like WebSocket event serialization.
+// buf := bufferPool.Get().(*bytes.Buffer); buf.Reset(); defer bufferPool.Put(buf)
 var bufferPool = sync.Pool{
 	New: func() interface{} {
 		return bytes.NewBuffer(make([]byte, 0, 1024))