vagrant debian/buster64 with docker

Vagrantfile

# -*- mode: ruby -*-
# vi: set ft=ruby :

Vagrant.configure("2") do |config|
  config.vm.box = "debian/buster64"
  config.vm.hostname = "docker-host"
  config.vm.define "docker-host"
  config.vagrant.plugins = ['vagrant-vbguest']

  config.vm.provider "virtualbox" do |vb|
    vb.cpus = 2
    vb.memory = "2048"
  end

  config.vm.provision "shell", inline: <<-SHELL
    apt-get update
    apt-get install -y curl vim
  SHELL

  config.vm.provision "docker"
end

From here :
https://iximiuz.com/en/posts/containers-vs-pods/