add: file export for table

lib/file/file_linux.go

@@ -61,24 +61,3 @@ func GetFileInfo(dir, suffix string) ([]FileInfo, error) {
 	}
 	return files, nil
 }
-
-func GetFileAndDirCount(dir string) (int, int, error) {
-	var fileCount, dirCount int
-
-	err := filepath.Walk(dir, func(path string, info os.FileInfo, err error) error {
-		if err != nil {
-			return err
-		}
-		if path == dir {
-			return nil // 跳过当前目录
-		}
-		if info.IsDir() {
-			dirCount++
-		} else {
-			fileCount++
-		}
-		return nil
-	})
-
-	return fileCount, dirCount, err
-}