Add new file

Jenkinsfile-basic

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+#!/usr/bin/env groovy
+
+pipeline {
+    agent none
+    stages {
+        stage('build') {
+            steps {
+                script {
+                    echo "Building the application..."
+                }
+            }
+        }
+        stage('test') {
+            steps {
+                script {
+                    echo "Testing the application..."
+                }
+            }
+        }
+        stage('deploy') {
+            steps {
+                script {
+                    echo "Deploying the application..."
+                }
+            }
+        }
+    }
+}