fix(doubao_new): remove temp file after cross-storage put (#2530)

drivers/doubao_new/driver.go

@@ -12,6 +12,7 @@ import (
 	"io"
 	"net/http"
 	"net/url"
+	"os"
 	"sort"
 	"strings"
 	"sync"
@@ -300,7 +301,10 @@ func (d *DoubaoNew) Put(ctx context.Context, dstDir model.Obj, file model.FileSt
 	if err != nil {
 		return nil, err
 	}
-	defer tmpFile.Close()
+	defer func() {
+		_ = tmpFile.Close()
+		_ = os.Remove(tmpFile.Name())
+	}()
 
 	blockSize := uploadPrep.BlockSize
 	totalSize := file.GetSize()