pipeline {
    agent any
    stages {
        stage('Build') {
            steps {
                // Use npm to install dependencies and build the application
                sh 'npm install'
                sh 'npm run build'
            }
        }
        stage('Test') {
            steps {
                // Run tests using a testing framework like Jest
                sh 'npm test'
            }
        }
        stage('Deploy') {
            steps {
                // Use Docker to build and push the Docker image
                sh 'docker build -t myapp .'
                sh 'docker tag myapp username/myapp'
                sh 'docker push username/myapp'
            }
        }
    }
}

Conclusion

And there you have it – a fully automated CI/CD pipeline for your web application! By leveraging the power of tools like Jenkins, Docker, and Kubernetes, we can streamline our development process and deliver code changes with confidence and efficiency.

I hope this walkthrough has been helpful in demystifying the process of setting up a CI/CD pipeline. Remember, continuous improvement is key, so don't hesitate to iterate and refine your pipeline based on your team's needs and feedback.