added jenkins file (#2699)

pipelines/upload/discussion-UI/Jenkinsfile

+@Library('deploy-conf') _
+node() {
+    try {
+        String ANSI_GREEN = "\u001B[32m"
+        String ANSI_NORMAL = "\u001B[0m"
+        String ANSI_BOLD = "\u001B[1m"
+        String ANSI_RED = "\u001B[31m"
+        String ANSI_YELLOW = "\u001B[33m"
+
+        stage('checkout public repo') {
+            folder = new File("$WORKSPACE/.git")
+            if (folder.exists())
+            {
+               println "Found .git folder. Clearing it.."
+               sh'git clean -fxd'
+            }
+            checkout scm
+        }
+            ansiColor('xterm') {
+                stage('get artifact') {
+                    values = lp_dp_params()
+                    currentWs = sh(returnStdout: true, script: 'pwd').trim()
+                    artifact = values.artifact_name + ":" + values.artifact_version
+                    values.put('currentWs', currentWs)
+                    values.put('artifact', artifact)
+                    artifact_download(values)
+                }
+                stage('deploy artifact') {
+                    sh """
+                       unzip ${artifact}
+                    """
+                    ansiblePlaybook = "${currentWs}/ansible/desktop-faq-upload.yml"
+                    ansibleExtraArgs = "--extra-vars \" desktop_container=${params.container_name} src_file_path=${params.source_path} destination_path=${params.destination_path}\" --vault-password-file /var/lib/jenkins/secrets/vault-pass --tags ${params.tag}"
+                    values.put('ansiblePlaybook', ansiblePlaybook)
+                    values.put('ansibleExtraArgs', ansibleExtraArgs)
+                    println values
+                    ansible_playbook_run(values)
+                    currentBuild.result = 'SUCCESS'
+                    archiveArtifacts artifacts: "${artifact}", fingerprint: true, onlyIfSuccessful: true
+                    archiveArtifacts artifacts: 'metadata.json', onlyIfSuccessful: true
+                    currentBuild.description = "Artifact: ${values.artifact_version}, Private: ${params.private_branch}, Public: ${params.branch_or_tag}"
+                }
+            }
+        summary()
+     }
+    catch (err) {
+        currentBuild.result = "FAILURE"
+        throw err
+    }
+    finally {
+        slack_notify(currentBuild.result)
+        email_notify()
+    }
+}