| ## Requirement | |
| The `Dockerfile` script requires a version of `docker` >= 17.05 | |
| ## Installing docker | |
| The official docker install docs use a ppa with a modern version available: | |
| https://docs.docker.com/install/linux/docker-ce/ubuntu/ | |
| ## How to run | |
| `docker build -t zstd .` | |
| ## test | |
| ``` | |
| echo foo | docker run -i --rm zstd | docker run -i --rm zstd zstdcat | |
| foo | |
| ``` |