pipeline {
    agent {
        label 'docker'
    }
    stages {
        stage('Init') {
             agent {
                docker {
                  // Set both label and image
                  label 'docker'
                  image 'node:lts-alpine3.14'
                  args '--name docker-node' // list any args
                }
              }
            steps {
                sh 'node --version'
            }
        }
        stage('Build') {
            steps {
                echo "Running ${env.BUILD_ID} on ${env.JENKINS_URL}"
                echo 'Building..'
                sh 'docker info'
            }
        }
        stage('Test') {
            steps {
                echo "start Testing"
                sh 'sleep 5'
                echo "finish Testing"
            }
        }
        stage('Deploy') {
            steps {
                echo "Deploying.... ${env.ENV_REGISTRY_URL} - ${env.ENV_REGISTRY_USER}"
            }
        }
    }
}