#cloud-config
package_update: true
package_upgrade: true

packages:
  - curl
  - git
  - build-essential

write_files:
  - path: /etc/systemd/system/nodeapp.service
    content: |
      [Unit]
      Description=Node.js App
      After=network.target
      
      [Service]
      Type=simple
      User=nodeapp
      WorkingDirectory=/opt/nodeapp
      ExecStart=/usr/bin/node app.js
      Restart=on-failure
      RestartSec=10
      Environment=NODE_ENV=production
      
      [Install]
      WantedBy=multi-user.target

users:
  - name: nodeapp
    system: true
    shell: /bin/false
    home: /opt/nodeapp

runcmd:
  # Install Node.js 18.x
  - curl -fsSL https://deb.nodesource.com/setup_18.x | bash -
  - apt-get install -y nodejs
  # Install PM2 globally
  - npm install -g pm2
  # Create app directory
  - mkdir -p /opt/nodeapp
  - chown nodeapp:nodeapp /opt/nodeapp
  # Setup PM2 startup script
  - pm2 startup systemd -u nodeapp --hp /opt/nodeapp