fix: silently go away if we face permissions errors

distribusi.go

@@ -259,10 +259,10 @@ func distribusify(c *cli.Context, root string, ignore []string) error {
 					if content.Name() == "index.html" {
 						file, err := os.ReadFile(path.Join(absPath, content.Name()))
 						if err != nil {
-							return err
+							return filepath.SkipDir
 						}
 						if strings.Contains(string(file), generatedInDistribusi) {
-							continue
+							return filepath.SkipDir
 						}
 					}
 					files = append(files, path.Join(absPath, content.Name()))