diff --git a/Jenkinsfile b/Jenkinsfile
new file mode 100644
index 0000000..97c5d61
--- /dev/null
+++ b/Jenkinsfile
@@ -0,0 +1,12 @@
+pipeline {
+agent any
+stages {
+stage('build') {
+steps {
+sh 'javac -d . src/*.java'
+sh 'echo Main-Class: Rectangulator > MANIFEST.MF'
+sh 'jar -cvmf MANIFEST.MF rectangle.jar *.class'
+}
+}
+}
+}
diff --git a/README.md b/README.md
index bbbbf86..3538867 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,7 @@
 # content-jenkins-pipeline
- 
+ changing to trigger the build
+testing particular branch ! test !
+testing branch commit build with echo environment variables !
+now testing GIT variables!
+Testing today ! Wednesday...
+Testing today ! Thursday...