Create install-docker-repo.sh

install-docker-repo.sh

@@ -0,0 +1,35 @@
+#!/usr/bin/env bash
+set -e
+
+# Ensure script is run as root
+if [ "$EUID" -ne 0 ]; then
+  echo "Please run this script as root (use sudo)"
+  exit 1
+fi
+
+echo "[+] Updating apt and installing dependencies..."
+apt update
+apt install -y ca-certificates curl
+
+echo "[+] Creating keyrings directory..."
+install -m 0755 -d /etc/apt/keyrings
+
+echo "[+] Downloading Docker GPG key..."
+curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc
+chmod a+r /etc/apt/keyrings/docker.asc
+
+echo "[+] Adding Docker APT repository..."
+CODENAME="$(. /etc/os-release && echo "${UBUNTU_CODENAME:-$VERSION_CODENAME}")"
+
+cat > /etc/apt/sources.list.d/docker.sources <<EOF
+Types: deb
+URIs: https://download.docker.com/linux/ubuntu
+Suites: ${CODENAME}
+Components: stable
+Signed-By: /etc/apt/keyrings/docker.asc
+EOF
+
+echo "[+] Updating apt repositories..."
+apt update
+
+echo "[✓] Docker repository setup complete."