feat: optimize caching strategy and implement concurrency limits

pkg/utils/reader.go

@@ -1,8 +1,20 @@
 package utils
 
-import "io"
+import (
+	"io"
+)
 
 type SizeReadCloser struct {
 	io.ReadCloser
 	Size uint64
 }
+
+type CloserWrapper struct {
+	io.ReadCloser
+	OnClose func()
+}
+
+func (c *CloserWrapper) Close() error {
+	defer c.OnClose()
+	return c.ReadCloser.Close()
+}