fix

Jenkinsfile

@@ -18,7 +18,8 @@ pipeline {
                 script {
                     // Checkout and get git commit hash
                     checkout scm
-                    GIT_COMMIT_HASH = sh(script: 'git rev-parse --short HEAD', returnStdout: true).trim()
+                    def commitHash = sh(script: 'git rev-parse --short HEAD', returnStdout: true).trim()
+                    GIT_COMMIT_HASH = commitHash
                     echo "Git commit hash: ${GIT_COMMIT_HASH}"
                 }
             }