Imports github.com/hashicorp/packer/common github.com/hashicorp/packer/common/uuid github.com/hashicorp/packer/helper/config github.com/hashicorp/packer/packer github.com/hashicorp/packer/provisioner github.com/hashicorp/packer/template/interpolate Standard library imports strings bytes encoding/json fmt io/ioutil os path/filepath