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Docker Setup
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Setting up Docker and Docker Compose
This step is fairly simple. If you're not already, connect to your server via SSH. We're now going to run a couple of commands:
Installing some needed components
$ sudo apt-get update
$ sudo apt-get install ca-certificates curl gnupg
Installing the Docker repository
$ sudo mkdir -m 0755 -p /etc/apt/keyrings
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg
$ echo "deb [arch="$(dpkg --print-architecture)" \
signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \
"$(. /etc/os-release && echo "$VERSION_CODENAME")" stable" | \
sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
Installing Docker & Docker Compose
$ sudo apt-get update
$ sudo apt-get install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
Checking both have installed properly
$ docker -v
$ docker compose version
If these final commands go through without errors, returning some version number, everything has worked perfectly.