Add Jenkinsfile for Docker image build

Author: Alex Milushev

Jenkinsfile

@@ -0,0 +1,13 @@
+#!groovy​
+
+pipeline {
+    agent { label 'ubuntu16' }
+
+    stages {
+        stage('Build') {
+            steps {
+                dockerBuildTagPush()
+            }
+        }
+    }
+}