Jenkinsfile

node {
    label 'docker'
    def customImage
    stage('Clone repository') {
        checkout scm
    }
    stage('Build Docker image') {
        customImage = docker.build("demo-infra-jenkins-agent")
    }
    stage('Test Docker image') {
        app.inside {
            sh 'mvn'
        }
    }
    stage('Push image') {
        /* push image with two tags:
         *  - the incremental build number from Jenkins;
         *  - the 'latest' tag. */
        docker.withRegistry('https://www.joaolino.com/nexus/repository/docker-public/', 'nexus-admin') {
            customImage.push("${env.BUILD_NUMBER}")
            customImage.push("latest")
        }
    }
}