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dotfiles/scripts/install-docker

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#!/bin/sh
# Colors
RED="\e[31m"
GREEN="\e[32m"
YELLOW="\e[33m"
MAGENTA="\e[35m"
CYAN="\e[36m"
GRAY="\e[90m"
BOLD="\e[1m"
NC="\e[0m"
echo "${CYAN}${BOLD}=== Docker Installation Script ===${NC}"
echo "${YELLOW}[+]${NC} Updating APT..."
echo "${GRAY}"
sudo apt-get update
echo "${NC}"
echo "${YELLOW}[+]${NC} Installing required packages..."
echo "${GRAY}"
sudo apt-get install -y ca-certificates curl gnupg lsb-release
echo "${NC}"
echo "${YELLOW}[+]${NC} Adding Docker's official GPG key..."
echo "${GRAY}"
sudo mkdir -p /etc/apt/keyrings
curl -fsSL "https://download.docker.com/linux/$(
. /etc/os-release
echo "$ID"
)/gpg" | sudo gpg --dearmor >/tmp/docker.gpg
sudo mv /tmp/docker.gpg /etc/apt/keyrings/docker.gpg
sudo chmod 644 /etc/apt/keyrings/docker.gpg
echo "${YELLOW}[+]${NC} Setting up the Docker repository..."
echo "${GRAY}"
ARCH=$(dpkg --print-architecture)
OS_ID=$(awk -F= '/^ID=/{gsub(/\"/, "", $2); print $2}' /etc/os-release)
RELEASE=$(lsb_release -cs)
echo "deb [arch=$ARCH signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/$OS_ID $RELEASE stable" |
sudo tee /etc/apt/sources.list.d/docker.list >/dev/null
echo "${YELLOW}[+]${NC} Updating APT..."
echo "${GRAY}"
sudo apt-get update
echo "${NC}"
echo "${YELLOW}[+]${NC} Installing Docker Engine..."
echo "${GRAY}"
sudo apt-get install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
echo "${GREEN}[✓]${NC} Docker installation complete!"
echo "${GRAY}"
docker --version
echo "${NC}"
echo "${YELLOW}[+]${NC} Allowing Docker use without sudo..."
echo "${GRAY}"
sudo usermod -aG docker ${USER}
exec sg docker newgrp
echo "${NC}${GREEN}[✓]${NC} User added to docker group"