The Buildx plugin is now available in the official Docker image since 20.10.16, see
docker-library/docker#361.
This repository adds Docker Buildx into the official latest Docker image.
The following files are reused from the official Docker image reposiory:
- Dockerfile: Modified to add the Buildx plugin.
- docker-entrypoint.sh: Unmodified
- modprobe.sh: Unmodified