'优化帮助中心-内容修改接口，修复官网内容中排序字段不能设置为空的情况'

base-common/ruoyi-common-security/src/main/java/com/ruoyi/common/security/service/TokenService.java

@@ -114,8 +114,9 @@ public class TokenService
         }
         catch (Exception e)
         {
+            e.printStackTrace();
         }
-        return user;
+        return null;
     }
 
     /**

base-modules/service-system/service-system-biz/src/main/java/com/usky/system/domain/HceArticle.java

@@ -1,5 +1,6 @@
 package com.usky.system.domain;
 
+import com.baomidou.mybatisplus.annotation.FieldStrategy;
 import com.baomidou.mybatisplus.annotation.IdType;
 import com.baomidou.mybatisplus.annotation.TableField;
 import com.baomidou.mybatisplus.annotation.TableId;
@@ -88,6 +89,7 @@ public class HceArticle implements Serializable {
     /**
      * 内容排序
      */
+    @TableField(updateStrategy = FieldStrategy.IGNORED)
     private Integer sortindex;
 
     /**