#!/bin/bash

# ---------------------------------------------------------------------------------
# Docker install recipe
# ---------------------------------------------------------------------------------

set -e

echo "🐳 Removing old Docker packages if present..."
sudo apt-get remove -y docker docker-engine docker.io containerd runc 2>/dev/null || true

echo "🔑 Adding Docker signing key..."
sudo install -m 0755 -d /etc/apt/keyrings
sudo curl -fsSL https://download.docker.com/linux/debian/gpg -o /etc/apt/keyrings/docker.asc
sudo chmod a+r /etc/apt/keyrings/docker.asc

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

echo "📦 Installing Docker..."
sudo apt-get update
sudo apt-get install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin

echo "👤 Adding current user to docker group..."
sudo groupadd docker 2>/dev/null || true
sudo usermod -aG docker $USER

echo ""
echo "✅ Docker install complete."
echo "   Log out and back in for group changes to take effect."