,

Jenkinsfile

@@ -5,7 +5,7 @@ pipeline {
     tag_name = "192.168.27.148:5000"
     credentials = "admin-docker-hub"
     dockerImage = ''
-    PACKAGE_VERSION = sh returnStdout: true, script: '''grep 'version' package.json | cut -d '"' -f4 | tr '\n' '\0'''
+    PACKAGE_VERSION = sh returnStdout: true, script: '''grep 'version' package.json | cut -d '"' -f4 | tr '\n' '\0''''
   }
   agent any
   parameters {