update readme and minor fix (#4474)

diff --git a/README.md b/README.md
index 14886b0..bff732d 100644
--- a/README.md
+++ b/README.md
@@ -6,8 +6,8 @@
 
 | Release Train  | Latest Version | Compiled JDK Version | Tested JDK Version | Open API | Notes                    |
 |----------------|----------------|----------------------|--------------------|----------|--------------------------|
-| Java Chassis 3 | 3.2.0          | OpenJDK 17           | OpenJDK 17         | 3.0.x    | Depends on Spring Boot 3 |
-| Java Chassis 2 | 2.8.18         | OpenJDK 8            | OpenJDK 8, 11, 17  | 2.0.x    | Depends on Spring 5      |
+| Java Chassis 3 | 3.2.1          | OpenJDK 17           | OpenJDK 17         | 3.0.x    | Depends on Spring Boot 3 |
+| Java Chassis 2 | 2.8.19         | OpenJDK 8            | OpenJDK 8, 11, 17  | 2.0.x    | Depends on Spring 5      |
 | Java Chassis 1 | 1.3.11         | OpenJDK 8            | OpenJDK 8          | 2.0.x    | End of Support           |
 
 >>>NOTICE: Since Open API 3.0.x is not compatible with 2.0.x, Java Chassis 2 and Java Chassis 1 can not 
@@ -103,5 +103,11 @@
 
 See [CONTRIBUTING](http://servicecomb.apache.org/developers/contributing) for details on submitting patches and the contribution workflow.
 
+# Star this project
+
+If you like this project, do not forget star it.
+
+[![Star History Chart](https://api.star-history.com/svg?repos=apache/servicecomb-java-chassis&type=Date)](https://star-history.com/#apache/servicecomb-java-chassis&Date)
+
 # License
 Licensed under an [Apache 2.0 license](LICENSE).
diff --git a/README_ZH.md b/README_ZH.md
index e99cb8c..b28723c 100644
--- a/README_ZH.md
+++ b/README_ZH.md
@@ -14,8 +14,8 @@
 
 | 版本火车           | 最新版本   | 编译的JDK版本   | 支持的JDK版本          | Open API | 备注              |
 |----------------|--------|------------|-------------------|----------|-----------------|
-| Java Chassis 3 | 3.2.0  | OpenJDK 17 | OpenJDK 17        | 3.0.x    | 依赖Spring Boot 3 |
-| Java Chassis 2 | 2.8.18 | OpenJDK 8  | OpenJDK 8, 11, 17 | 2.0.x    | 依赖Spring 5      |
+| Java Chassis 3 | 3.2.1  | OpenJDK 17 | OpenJDK 17        | 3.0.x    | 依赖Spring Boot 3 |
+| Java Chassis 2 | 2.8.19 | OpenJDK 8  | OpenJDK 8, 11, 17 | 2.0.x    | 依赖Spring 5      |
 | Java Chassis 1 | 1.3.11 | OpenJDK 8  | OpenJDK 8         | 2.0.x    | 停止更新            |
 
 >>>NOTICE: Open API 3.0.x 不兼容 2.0.x, 因此Java Chassis 2、Java Chassis 1不能与Java Chassis 3共存互访. 升级Java Chassis 3, 需要将相关的消费者、提供者和边缘服务同时升级.
@@ -111,5 +111,11 @@
 
 参考 [如何做贡献](http://servicecomb.apache.org/cn/developers/contributing).
 
+# 给项目加星
+
+如果喜欢这个项目,请给项目加星,把它推荐给更多人。
+
+[![Star History Chart](https://api.star-history.com/svg?repos=apache/servicecomb-java-chassis&type=Date)](https://star-history.com/#apache/servicecomb-java-chassis&Date)
+
 # License
 Licensed under an [Apache 2.0 license](LICENSE).
diff --git a/doap_ServiceComb_Java-Chassis.rdf b/doap_servicecomb-java-chassis.rdf
similarity index 93%
rename from doap_ServiceComb_Java-Chassis.rdf
rename to doap_servicecomb-java-chassis.rdf
index f5dbe8a..ac9df90 100644
--- a/doap_ServiceComb_Java-Chassis.rdf
+++ b/doap_servicecomb-java-chassis.rdf
@@ -25,7 +25,7 @@
   <Project rdf:about="https://github.com/apache/servicecomb-java-chassis">
     <created>2021-03-25</created>
     <license rdf:resource="https://spdx.org/licenses/Apache-2.0" />
-    <name>Apache ServiceComb Java-Chassis</name>
+    <name>Apache ServiceComb Java Chassis</name>
     <homepage rdf:resource="https://github.com/apache/servicecomb-java-chassis" />
     <asfext:pmc rdf:resource="https://servicemix.apache.org" />
     <shortdesc>ServiceComb Java Chassis is a Software Development Kit (SDK) for rapid development of microservices in Java, providing service registration, service discovery, dynamic routing, and service management features</shortdesc>
@@ -37,9 +37,9 @@
     <category rdf:resource="https://projects.apache.org/category/library" />
     <release>
       <Version>
-        <name>ServiceComb Java-Chassis 2.2.0</name>
-        <created>2021-02-28</created>
-        <revision>2.2.0</revision>
+        <name>ServiceComb Java Chassis 3.2.1</name>
+        <created>2024-08-10</created>
+        <revision>3.2.1</revision>
       </Version>
     </release>
     <repository>
diff --git a/solutions/solution-basic/src/main/java/org/apache/servicecomb/solution/basic/integration/ManagementEndpointImpl.java b/solutions/solution-basic/src/main/java/org/apache/servicecomb/solution/basic/integration/ManagementEndpointImpl.java
index 758136b..00852bd 100644
--- a/solutions/solution-basic/src/main/java/org/apache/servicecomb/solution/basic/integration/ManagementEndpointImpl.java
+++ b/solutions/solution-basic/src/main/java/org/apache/servicecomb/solution/basic/integration/ManagementEndpointImpl.java
@@ -46,6 +46,9 @@
 
   @Override
   public boolean health(String instanceId, String registryName) {
+    if (StringUtils.isEmpty(instanceId) || StringUtils.isEmpty(registryName)) {
+      return false;
+    }
     String mySelf = registrationManager.getInstanceId(registryName);
     if (StringUtils.isEmpty(mySelf)) {
       return false;