jenkinsfile change

Jenkinsfile

@@ -14,14 +14,9 @@ pipeline {
             }
         }
 
-        stage('Run Python script') {
+	stage('Run command in Docker container') {
             steps {
-                script {
+                sh 'docker run ium_s487178 python3 ./body_performance.py > output.txt'
-                    docker.image('ium_s487178').inside {
-                        sh 'python3 body_performance.py > output.txt'
-                    }
-                    archiveArtifacts 'output.txt'
-                }
             }
         }
     }