diff --git a/internal/middleware/limitrate/limitrate.go b/internal/middleware/limitrate/limitrate.go
index 0767a43..d19e9cf 100644
--- a/internal/middleware/limitrate/limitrate.go
+++ b/internal/middleware/limitrate/limitrate.go
@@ -1,3 +1,8 @@
+// Package limitrate 提供基于令牌桶算法的请求速率限制功能。
+//
+// 包含速率限制器相关的逻辑，用于控制请求处理速率。
+//
+// 作者：xfy
 package limitrate
 
 import (
diff --git a/internal/middleware/limitrate/writer.go b/internal/middleware/limitrate/writer.go
index a148c53..ae2437b 100644
--- a/internal/middleware/limitrate/writer.go
+++ b/internal/middleware/limitrate/writer.go
@@ -1,3 +1,8 @@
+// Package limitrate 提供基于令牌桶算法的请求速率限制功能。
+//
+// 包含速率限制响应写入器相关的逻辑，用于处理被限制的请求响应。
+//
+// 作者：xfy
 package limitrate
 
 import (