[Xray Server] Robot Framework Jenkins pipeline

Jenkinsfile

pipeline {
    environment {
        xray_server = "https://xxxxx.com"
        user = "********"
        pwd = "********"
    }
    agent { 
        docker { 
            image 'robotframework/rfdocker' 
            args '--entrypoint=\'\''
        } 
    }
    stages {
        stage('SCM Clone'){
            steps {
                git url: "https://github.com/robotframework/RobotDemo.git"
            }
        }
        stage("Run Tests") {
            steps {
                script {
                    sh(script:"sudo apk --no-cache add curl")
                    
                    sh(script:"pip install docutils")
                    
                    echo "Executing Robot Tests..."
                    
                    sh(script:"robot keyword_driven.robot", returnStatus:false)

                    def date = sh(returnStdout: true, script: "date").trim()

                    echo "Creating info file for Test Exec..."
                    def meta = readJSON text: "{ \
                            \"fields\": { \
                                \"project\": { \
                                    \"key\": \"BOOK\" \
                                }, \
                                \"issuetype\": { \
                                    \"name\": \"Test Execution\" \
                                }, \
                                \"summary\": \"Robot test results ${date}\", \
                                \"fixVersions\": [ \
                                  { \
                                    \"name\": \"1.0\" \
                                  } \
                                ] \
                            } \
                        }"
                    writeJSON file: "info.json", json: meta
                    
                    echo "Creating info file for Test..."
                    def testMeta = readJSON text: "{ \
                            \"fields\": { \
                                \"labels\": [ \
                                    \"Testing\", \
                                    \"Automation\" \
                                ], \
                                \"fixVersions\": [ \
                                  { \
                                    \"name\": \"1.0\" \
                                  } \
                                ] \
                            } \
                        }"
                    writeJSON file: "testInfo.json", json: testMeta

                    echo "Uploading results to Xray..."
                    sh "curl \"Content-Type: multipart/form-data\" -X POST -k -u ${user}:${pwd} -F info=@info.json -F testInfo=@testInfo.json -F file=@output.xml ${xray_server}/rest/raven/1.0/import/execution/robot/multipart"
                }
            }
        }
    }
}