Add a simple Pipeline to make sure this gets validated in pull requests

Jenkinsfile

@@ -0,0 +1,17 @@
+#!/usr/bin/env groovy
+
+pipeline {
+    agent { label 'docker' }
+    options {
+        buildDiscarder(logRotator(numToKeepStr: '10'))
+        timeout(time: 1, unit: 'HOURS')
+    }
+
+    stages {
+        stage('Validate') {
+            steps {
+                sh 'make validate'
+            }
+        }
+    }
+}