Adding bandit check

Jenkinsfile

@@ -9,12 +9,13 @@ pipeline {
     stages {
         stage('Setup') {
             steps {
-                sh 'echo Hello world!'
+                sh 'python -m pip install pipenv'
+                sh 'python -m pipenv install'
             }
         }
         stage('Check') {
             steps {
-                sh 'echo Hello galaxy!'
+                sh 'python -m pipenv run bandit -r .'
             }
         }
     }