Update and rename jenkinsfile to Jenkinsfile

Signed-off-by: vinayasuresh <Vinaya@pionedata.com>

Jenkinsfile

@@ -0,0 +1,45 @@
+pipeline {
+    agent any
+
+    environment {
+        IMAGE_NAME = "local-app:latest"
+        CONTAINER_NAME = "local-app-container"
+    }
+
+    stages {
+        stage('Checkout') {
+            steps {
+                git 'https://github.com/vinayasuresh/spring-petclinic.git'
+            }
+        }
+
+        stage('Build App') {
+            steps {
+                sh 'mvn clean package -DskipTests'
+            }
+        }
+
+        stage('Build Docker Image') {
+            steps {
+                sh 'docker build -t $IMAGE_NAME .'
+            }
+        }
+
+        stage('Stop Existing Container') {
+            steps {
+                sh '''
+                    docker stop $CONTAINER_NAME || true
+                    docker rm $CONTAINER_NAME || true
+                '''
+            }
+        }
+
+        stage('Run Docker Container') {
+            steps {
+                sh '''
+                    docker run -d --name $CONTAINER_NAME -p 8080:8080 $IMAGE_NAME
+                '''
+            }
+        }
+    }
+}

jenkinsfile

@@ -1,27 +0,0 @@
-pipeline {
-    agent any
-
-    environment {
-        IMAGE_NAME = 'app'
-    }
-
-    stages {
-        stage('Clone') {
-            steps {
-                git 'https://github.com/vinayasuresh/spring-petclinic'
-            }
-        }
-
-        stage('Build Docker Image') {
-            steps {
-                sh 'docker build -t $IMAGE_NAME .'
-            }
-        }
-
-        stage('Run Container') {
-            steps {
-                sh 'docker run -d --rm --name spring-petfield -p 3000:3000 $IMAGE_NAME'
-            }
-        }
-    }
-}