added Jenkinsfile

Jenkinsfile

@@ -0,0 +1,30 @@
+pipeline {
+        agent { lebal 'MAVEN' }
+        options {
+            timeout(time: 1, unit: 'HOURS')
+        }
+        triggers {
+            pollSCM(* * * * *)
+        }
+        stages {
+            stage('git') {
+                steps {
+                    git url: 'https://github.com/siddhaantkadu/spring-petclinic.git',
+                        branch: 'dev'
+                }
+            }
+            stage('build') {
+                steps {
+                    sh 'mvn clean package'
+                }
+                post {
+                    success {
+                        archiveArtifacts artifacts: '**/spring-petclinic-*.jar'
+                    }
+                    always {
+                        junit testResults: '**/TEST-*.xml' 
+                    }
+                }
+            }
+        }
+}