Merge branch 'master' into 'main'

pipeline syntax modify4

See merge request !17

Jenkinsfile

@@ -16,7 +16,7 @@ pipeline {
             always{
                 echo 'done prepare'
                 slackSend (channel: '#devops', color: '#FFFF00',
-                    message: "${env.userId}" STARTED: Job '${env.JOB_NAME} [$(env.BUILD_NUMBER)]'(${env.BUILD_URL})
+                    message: "${env.userId} STARTED: Job '${env.JOB_NAME} [$(env.BUILD_NUMBER)]'(${env.BUILD_URL})")
             }
             cleanup{
                 echo 'after all other post conditions'