diff --git a/src/publish.ps1 b/src/publish.ps1
index cd3cc48..7e86d9e 100644
--- a/src/publish.ps1
+++ b/src/publish.ps1
@@ -10,6 +10,7 @@ git push
 
 # build
 mvn clean package
+Rename-Item -Path target/graphite_digester_bg-$version.jar -NewName "app-$version.jar"
 
 # upload
 scp target/app-$version.jar root@192.168.8.10:/app-java/
diff --git a/src/src/main/java/com/my/graphiteDigesterBg/MyApplicationRunner.java b/src/src/main/java/com/my/graphiteDigesterBg/MyApplicationRunner.java
index 6f76769..8fb879c 100644
--- a/src/src/main/java/com/my/graphiteDigesterBg/MyApplicationRunner.java
+++ b/src/src/main/java/com/my/graphiteDigesterBg/MyApplicationRunner.java
@@ -6,6 +6,7 @@ import com.my.graphiteDigesterBg.diframe.DiDeviceIOManager;
 import com.my.graphiteDigesterBg.diframe.actuator.DiActMotor;
 import com.my.graphiteDigesterBg.diframe.actuator.DiActPeristalticPump;
 import com.my.graphiteDigesterBg.diframe.actuator.DiActServo;
+import com.my.graphiteDigesterBg.diframe.util.DiClassHelper;
 import jakarta.annotation.Resource;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.boot.ApplicationArguments;
diff --git a/src/src/main/java/com/my/graphiteDigesterBg/diframe/connection/DiConWebsocketClient.java b/src/src/main/java/com/my/graphiteDigesterBg/diframe/connection/DiConWebsocketClient.java
index 9718240..501886b 100644
--- a/src/src/main/java/com/my/graphiteDigesterBg/diframe/connection/DiConWebsocketClient.java
+++ b/src/src/main/java/com/my/graphiteDigesterBg/diframe/connection/DiConWebsocketClient.java
@@ -44,6 +44,5 @@ public class DiConWebsocketClient extends WebSocketClient {
     @Override
     public void onError(Exception e) {
         LOG.error("error", e);
-        throw new RuntimeException(e);
     }
 }
diff --git a/src/src/main/java/com/my/graphiteDigesterBg/diframe/util/DiClassHelper.java b/src/src/main/java/com/my/graphiteDigesterBg/diframe/util/DiClassHelper.java
index cd15923..fd2a445 100644
--- a/src/src/main/java/com/my/graphiteDigesterBg/diframe/util/DiClassHelper.java
+++ b/src/src/main/java/com/my/graphiteDigesterBg/diframe/util/DiClassHelper.java
@@ -1,10 +1,14 @@
 package com.my.graphiteDigesterBg.diframe.util;
 import java.io.File;
 import java.io.IOException;
+import java.net.JarURLConnection;
 import java.net.URL;
 import java.util.ArrayList;
 import java.util.Collections;
+import java.util.Enumeration;
 import java.util.List;
+import java.util.jar.JarEntry;
+
 public class DiClassHelper {
     // get all classes in package
     public static List<Class<?>> getAllClassesInPackage(String packageName) {
@@ -15,6 +19,8 @@ public class DiClassHelper {
             for (URL resource : resources) {
                 if ( "file".equals(resource.getProtocol()) ) {
                     DiClassHelper.getClassListByGivenFilePath(packageName,resource.getFile(), classes);
+                } else if ( "jar".equals(resource.getProtocol()) ) {
+                    DiClassHelper.getClassListByGivenJarPath(packageName,resource, classes);
                 } else {
                     throw new RuntimeException("Unsupported protocol: " + resource.getProtocol());
                 }
@@ -25,6 +31,38 @@ public class DiClassHelper {
         return classes;
     }
 
+    // get class list by given jar path
+    private static void getClassListByGivenJarPath( String packageName, URL resource, List<Class<?>> classes ) {
+        JarURLConnection urlConnection = null;
+        try {
+            urlConnection = (JarURLConnection) resource.openConnection();
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+
+        Enumeration<JarEntry> entries = null;
+        try {
+            entries = urlConnection.getJarFile().entries();
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+
+        while (entries.hasMoreElements()) {
+            // 获取jar里的一个实体 可以是目录 和一些jar包里的其他文件 如META-INF等文件
+            JarEntry entry = entries.nextElement();
+            String entryName = entry.getName();
+            if ( entryName.endsWith(".class") ) {
+                try {
+                    String className = entryName.substring(0, entryName.length() - 6);
+                    className = className.replace("/", ".");
+                    classes.add(Class.forName(className));
+                } catch (ClassNotFoundException e) {
+                    throw new RuntimeException(e);
+                }
+            }
+        }
+    }
+
     // get class list by given file path
     private static void getClassListByGivenFilePath( String packageName, String filePath, List<Class<?>> classes ) {
         File file = new File(filePath);
diff --git a/src/src/main/resources/application.yml b/src/src/main/resources/application.yml
index d3184d9..1e2c6ce 100644
--- a/src/src/main/resources/application.yml
+++ b/src/src/main/resources/application.yml
@@ -5,6 +5,9 @@ spring:
     password: 1
     driver-class-name: org.sqlite.JDBC
 
+server:
+  port: 80
+
 #mybatis:
 #  configuration:
 #    log-impl: org.apache.ibatis.logging.stdout.StdOutImpl