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sudo apt install docker.io

00 02 * * *     docker system prune --filter until=24h --force
00 03 * * *     docker image prune --filter dangling=true --filter until=24h --force

sudo usermod -aG docker ubuntu

sudo nano /lib/systemd/system/docker.service

ExecStart=/usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock

ExecStart=/usr/bin/dockerd -H fd:// -H tcp://0.0.0.0:2375 --containerd=/run/containerd/containerd.sock

sudo systemctl daemon-reload
sudo service docker restart

curl http://localhost:2375/version