add validation

hippo4j-server/hippo4j-auth/pom.xml

@@ -27,6 +27,10 @@
             <groupId>com.baomidou</groupId>
             <artifactId>mybatis-plus-boot-starter</artifactId>
         </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-validation</artifactId>
+        </dependency>
         <dependency>
             <groupId>mysql</groupId>
             <artifactId>mysql-connector-java</artifactId>

hippo4j-server/hippo4j-auth/src/main/java/cn/hippo4j/auth/model/biz/conmuser/ConsumerDTO.java

@@ -17,7 +17,8 @@
 
 package cn.hippo4j.auth.model.biz.conmuser;
 
-import com.sun.istack.NotNull;
+import javax.validation.constraints.NotNull;
+
 import lombok.Data;
 
 /**