## Build Docker Image

Build Docker image

```bash
docker build --platform linux/amd64 . -t vundb/print-env-vars:latest
```

Push Docker image to Docker Hub

```bash
docker push vundb/print-env-vars:latest
```

Test your Docker image

```bash
docker run -p 8080:8080 --env HELLO=World vundb/print-env-vars:latest
```