adds finish notification

Jenkinsfile

@@ -97,4 +97,19 @@ pipeline {
          	}
         }
     }
+    post {
+        success {
+            rocketSend ":thumbsup: TGC-VP verification run passed, results at ${env.RUN_DISPLAY_URL} " 
+        }
+        failure {
+            archiveArtifacts artifacts: 'failed_seeds_*.txt', followSymlinks: false, onlyIfSuccessful: false 
+            rocketSend ":thumbsdown: TGC-VP verification failed, please check ${env.RUN_DISPLAY_URL} " 
+            emailext recipientProviders: [culprits(), requestor()],
+                subject: "TGC-VP Pipeline Failed: ${currentBuild.fullDisplayName}",
+                body: """
+                <p>Build Status: ${currentBuild.currentResult}</p>
+                <p> Check logs at <a href='${env.BUILD_URL}console'> Build Console Logs </a> or at <a href='${env.RUN_DISPLAY_URL}'> Overview </a></p>
+                """
+        }
+    }
 }