[**Docker**](https://docs.docker.com/engine/install/), [**Packer**](https://developer.hashicorp.com/packer/docs), [**Rustup**](https://rustup.rs), and [**Git**](https://git-scm.com) must be installed on your system.
```bash
packer plugins install github.com/hashicorp/docker
```
```bash
packer plugins install github.com/hashicorp/git
```
*