added jenkinsfile

Jenkinsfile

+pipeline {
+    agent { label 'master' }
+        environment {
+        GCLOUD_PATH ="/home/asad/google-cloud-sdk/bin"
+    }
+    stages {
+        stage('build') {
+            steps {
+                echo "Hello World!"
+                sh """
+                echo "Atrifact version is "$artifactVersion
+                echo "Atrifact name is "$artifactName
+                echo "Atrifact Environment is "$environment
+                
+                
+                echo ${env.JOB_NAME}
+                echo ${BUILD_NUMBER}
+                
+                """
+                
+            }
+        }
+    }
+    post {
+        always{
+            script
+            {
+            sh """
+            cat <<'EOF' > output.json
+                {
+                "artifactName": "$artifactName",
+                "artifactVersion": "$artifactVersion",
+                "environment": "$environment",
+                "requesterEmail": "$requesterEmail",
+                "approverEmail": "$approverEmail",
+                "projectName": "$projectName",
+                "intendID": "$intendID",
+                "jobId": "$BUILD_NUMBER"   
+                }
+            """
+            sh 'cat output.json'
+            sh 'cat output.json | jq "." '
+            sh '$GCLOUD_PATH/gcloud pubsub topics publish trigger-func-db --message "$(cat output.json | jq ".")"'
+            
+                    
+        }
+    }
+}
+}
\ No newline at end of file