type
How Elastic Beanstalk builds the container image. Elastic Beanstalk rejects a Build that doesn't specify it.
Valid values:
docker– Elastic Beanstalk builds the image from a Dockerfile in your source bundle. Specify the Dockerfile withDockerfileLocation.buildpack– Elastic Beanstalk builds the image with a Cloud Native Buildpacks builder. Specify the builder withBuildpack.