1. installer certif HTTPS + maj

sudo apt update
sudo apt install ca-certificates curl gnupg


2. Ajout de la clé GPG officielle de Docker

sudo install -m 0755 -d /etc/apt/keyrings
curl -fsSL https://download.docker.com/linux/debian/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg
sudo chmod a+r /etc/apt/keyrings/docker.gpg


3. Configuration du dépôt (Repository)

echo \
  "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/debian \
  $(. /etc/os-release && echo "$VERSION_CODENAME") stable" | \
  sudo tee /etc/apt/sources.list.d/docker.list > /dev/null


4. Installation de Docker

sudo apt update
sudo apt install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin


5. Vérification

sudo docker run hello-world


6.Créer un réseau de base (Bridge)

docker network create MONreseauWeb


7. Ajouter Docker aux groupe Sudo

sudo usermod -aG docker $USER