Contain the safe temp root in a class
Contain the safe temp root in a class

So that the destructor can be called at the end of the program and
remove the root

advancedtelematic/aktualizr,advancedtelematic/aktualizr,advancedtelematic/sota_client_cpp,advancedtelematic/aktualizr,advancedtelematic/aktualizr,advancedtelematic/sota_client_cpp