PackerBuild and manage images as code
![Functions as a Service with Nomad and OpenFaaS](https://cdn-ak-scissors.b.st-hatena.com/image/square/eacfea8bcf55612429b9340d62c00a0128748108/height=288;version=1;width=512/https%3A%2F%2Fwww.datocms-assets.com%2F2885%2F1600073815-9119a6cc-5180-4ece-a87f-75cdc42f7807.png%3Fw%3D1200%26h%3D630%26fit%3Dcrop%26auto%3Dformat)