Imports github.com/snapcore/snapd/dirs github.com/snapcore/snapd/logger github.com/snapcore/snapd/osutil github.com/snapcore/snapd/progress github.com/snapcore/snapd/snap github.com/snapcore/snapd/systemd github.com/snapcore/snapd/wrappers github.com/snapcore/snapd/boot Standard library imports bytes fmt os os/exec path/filepath time