new update:docker now working on xenial-mate-rock64-0.6.5-152-arm64.img.xz
mkdir /home/rock64/download
wget https://download.docker.com/linux/ubuntu..._arm64.deb
sudo dpkg -i docker-ce_17.09.1~ce-0~ubuntu_arm64.deb
that's all.
mkdir /home/rock64/download
wget https://download.docker.com/linux/ubuntu..._arm64.deb
sudo dpkg -i docker-ce_17.09.1~ce-0~ubuntu_arm64.deb
that's all.