Jenkinsfile using common library

Jenkinsfile

@@ -9,17 +9,8 @@ pipeline {
         stage('Checkout') {
             steps {
                 script {
-                    if (!env.GIT_COMMITTER_EMAIL) {
-                        env.COMMITTER_EMAIL = sh(
-                            script: 'git --no-pager show -s --format="%ae"',
-                            returnStdout: true
-                        ).trim()
-                    } else {
-                        env.COMMITTER_EMAIL = env.GIT_COMMITTER_EMAIL;
-                    }
+                    util.setEnv()
                 }
-
-                sh 'printenv'
             }
         }
         stage('Build') {
@@ -47,16 +38,7 @@ pipeline {
     post {
         always {
             script {
-                if (!env.COMMITTER_EMAIL) return
-                try {
-                    mail(
-                        to: env.COMMITTER_EMAIL,
-                        subject: "Pipeline: ${env.JOB_NAME} (${env.BUILD_NUMBER}): ${currentBuild.currentResult}",
-                        body: "Check status at ${env.BUILD_URL}"
-                    )
-                } catch (e) {
-                    echo e.toString()
-                }
+                util.sendEmail()
             }
         }
     }