Installing Docker Engine on Ubuntu 20.04 in one command

sudo apt-get remove -y docker docker.io containerd runc \
&& sudo apt-get update \
&& sudo apt-get install -y \
    apt-transport-https \
    ca-certificates \
    curl \
    gnupg \
    lsb-release \
&& curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --batch --yes --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg \
&& echo \
  "deb [arch=amd64 signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu \
  $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null \
&& sudo apt-get update && sudo apt-get install -y docker-ce docker-ce-cli docker-compose-plugin containerd.io \
&& sudo docker run --rm hello-world

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