Use makeWrapper

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

packages/docker/nginx-receiver/package/main.go

@@ -191,14 +191,14 @@ func removeContents(directory string) error {
 		return fmt.Errorf("failed to read dir %s: %w", directory, err)
 	}
 
-  for _, entry := range entries {
-    err := os.RemoveAll(filepath.Join(directory, entry.Name()))
-    if err != nil {
-      return err
-    }
-  }
+	for _, entry := range entries {
+		err := os.RemoveAll(filepath.Join(directory, entry.Name()))
+		if err != nil {
+			return err
+		}
+	}
 
-  return nil
+	return nil
 }
 
 func renameOrCopyContents(sourceDirectory string) error {