Uploaded from github, added FreeBSD VMs support

vm_example_scripts/docker_debian.sh

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+#!/bin/sh
+#SOURCE:    https://docs.docker.com/engine/install/debian/
+#            https://docs.docker.com/engine/install/linux-postinstall/
+export DEBIAN_FRONTEND=noninteractive 
+for pkg in docker.io docker-doc docker-compose podman-docker containerd runc; do sudo apt-get remove $pkg; done
+# Add Docker's official GPG key:
+sudo apt-get update
+sudo apt-get -y install ca-certificates curl gnupg
+sudo install -m 0755 -d /etc/apt/keyrings
+curl -fsSL https://download.docker.com/linux/debian/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg
+sudo chmod a+r /etc/apt/keyrings/docker.gpg
+# Add the repository to Apt sources:
+echo \
+  "deb [arch="$(dpkg --print-architecture)" signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/debian \
+  "$(. /etc/os-release && echo "$VERSION_CODENAME")" stable" | \
+  sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
+sudo apt-get update
+sudo apt-get -y install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
+sudo usermod -aG docker $USER
+newgrp docker