diff --git a/Jenkinsfile b/Jenkinsfile
index f2d5816..30fa639 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -165,6 +165,20 @@ pipeline {
         }
         always {
             cleanWs()
+            
+        }
+        cleanup {
+            // 清理 Docker 镜像
+            
+            script {
+                def services = ['gateway', 'user', 'story', 'file']
+                for (service in services) {
+                    def serviceDir = "timeline-${service}-service"
+                    def imageName = "${REGISTRY}/timeline-${service}-service:${BUILD_NUMBER}"
+
+                    sh "docker rmi -f ${imageName}"
+                }
+            }
         }
     }
 }
diff --git a/timeline-component-common/src/main/java/com/timeline/common/response/ResponseEnum.java b/timeline-component-common/src/main/java/com/timeline/common/response/ResponseEnum.java
index 0246a8a..ff1687a 100644
--- a/timeline-component-common/src/main/java/com/timeline/common/response/ResponseEnum.java
+++ b/timeline-component-common/src/main/java/com/timeline/common/response/ResponseEnum.java
@@ -29,8 +29,9 @@ public enum ResponseEnum {
 
     // 操作错误
     SEARCH_ERROR(4001, "查询数据库错误"),
-    NOT_FOUND_ERROR(4002, "未找到该资源");
-
+    NOT_FOUND_ERROR(4002, "未找到该资源"),
+    PARAM_ERROR(4003, "参数错误");
+    
     private final int code;
     private final String message;
 }