adding Jenkinsfile with pipeline

README.md

@@ -1,8 +1,6 @@
 Example Voting App
 =========
 
-This is a sample instavote application.
-
 Getting started
 ---------------
 

worker/.project

@@ -20,4 +20,15 @@
 		<nature>org.eclipse.jdt.core.javanature</nature>
 		<nature>org.eclipse.m2e.core.maven2Nature</nature>
 	</natures>
+	<filteredResources>
+		<filter>
+			<id>1657178203326</id>
+			<name></name>
+			<type>30</type>
+			<matcher>
+				<id>org.eclipse.core.resources.regexFilterMatcher</id>
+				<arguments>node_modules|.git|__CREATED_BY_JAVA_LANGUAGE_SERVER__</arguments>
+			</matcher>
+		</filter>
+	</filteredResources>
 </projectDescription>

worker/.settings/org.eclipse.jdt.core.prefs

@@ -1,7 +1,9 @@
 eclipse.preferences.version=1
 org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
 org.eclipse.jdt.core.compiler.compliance=1.7
+org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
 org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
+org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=ignore
 org.eclipse.jdt.core.compiler.processAnnotations=disabled
 org.eclipse.jdt.core.compiler.release=disabled
 org.eclipse.jdt.core.compiler.source=1.7

worker/Jenkinsfile

@@ -0,0 +1,37 @@
+pipeline {
+    agent any
+    tools {
+        Maven 3.8.6
+    }
+    stages {
+        stage('build') {
+            steps {
+                echo 'Compiling worker app'
+                dir('worker') {
+                    sh 'mvn compile'
+                }
+            }
+        }
+        stage('test') {
+            steps {
+                echo 'Running Unit Tests on worker app'
+                dir('worker') {
+                    sh 'mvn compile'
+                }
+            }
+        }
+        stage('package') {
+            steps {
+                echo 'Packaging worker app'
+                dir('worker') {
+                    sh 'mvn compile'
+                }
+            }
+        }
+    }
+    post {
+        always {
+            echo 'Build pipeline for worker app is completed...'
+        }
+    }
+}