Added Jenkinsfile to Push Docker Image

Author: PavanKumarKJ347

JenkinsFileKubernetes

@@ -37,5 +37,14 @@ pipeline
                 sh 'docker build -t 149536451818.dkr.ecr.ap-south-1.amazonaws.com/maven-web-application:${buildNumber} .'
             }
         }
+
+        stage("Authenticate and Push Docker Image to AWS ECR")
+        {
+            steps()
+            {
+                ss 'aws ecr get-login-password --region ap-south-1 | docker login --username AWS --password-stdin 149536451818.dkr.ecr.ap-south-1.amazonaws.com'
+                sh 'docker push 149536451818.dkr.ecr.ap-south-1.amazonaws.com/maven-web-application:${buildNumber}'
+            }
+        }
     }
 }