diff --git a/Jenkinsfile b/Jenkinsfile
index a3379c8..095bedf 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -83,6 +83,7 @@ pipeline {
             def gitCommit = env.GIT_COMMIT ?: 'unknown'
             // 从 versionedImage 提取版本号（env.SERVICE_VERSION 在 bat GString 中求值为空，本地变量可靠）
             def svcVersion = versionedImage.split(':').last()
+            echo "DEBUG versionedImage=${versionedImage} svcVersion=${svcVersion} SERVICE_VERSION=${env.SERVICE_VERSION}"
             bat """
               chcp 65001 >nul
               docker login ${env.ACR_REGISTRY} -u ${env.ACR_USERNAME} -p %ACR_PASS%