pipeline {
    agent any
    
    environment {
        // Define environment variables
        PROJECT_DIR = 'your_project_directory'
    }
    
    stages {
        stage('Build') {
            steps {
                echo 'Building the project...'
                // You can add your build tool commands here (e.g., Maven, Gradle, npm)
                sh 'echo "Building project in ${PROJECT_DIR}"'
            }
        }

        stage('Test') {
            steps {
                echo 'Running tests...'
                // Example: Run tests with a test framework (e.g., JUnit, Mocha)
                sh 'echo "Running tests in ${PROJECT_DIR}"'
            }
        }

        stage('Deploy') {
            steps {
                echo 'Deploying the application...'
                // Example: You can add your deployment steps (e.g., Docker push, SCP, Kubernetes apply)
                sh 'echo "Deploying project from ${PROJECT_DIR}"'
            }
        }
    }
    
    post {
        always {
            echo 'Cleaning up...'
            // Clean workspace to ensure no leftover files affect future builds
            cleanWs()
        }
        success {
            echo 'Pipeline finished successfully!'
        }
        failure {
            echo 'Pipeline failed.'
        }
    }
}