设置 Docker
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2) 添加 Docker 的官方 apt 软件源
sudo apt update
sudo apt install -y ca-certificates curlsudo install -m 0755 -d /etc/apt/keyrings
sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc
sudo chmod a+r /etc/apt/keyrings/docker.asc# 将软件源添加到 Apt 源:
sudo tee /etc/apt/sources.list.d/docker.sources <<EOF
类型: deb
URI: https://download.docker.com/linux/ubuntu
发行版: $(. /etc/os-release && echo "${UBUNTU_CODENAME:-$VERSION_CODENAME}")
组件: stable
签名者: /etc/apt/keyrings/docker.asc
EOF
sudo apt update3
下一步
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