fix: 网关拦截处理验证码校验，添加用户检查重复

wfc-gateway/src/main/java/org/wfc/gateway/config/properties/CaptchaProperties.java

@@ -6,7 +6,7 @@ import org.springframework.context.annotation.Configuration;
 
 /**
  * 验证码配置
- * 
+ *
  * @author wfc
  */
 @Configuration
@@ -15,15 +15,10 @@ import org.springframework.context.annotation.Configuration;
 public class CaptchaProperties
 {
     /**
-     * 图片验证码开关
+     * 验证码开关
      */
     private Boolean enabled;
 
-    /**
-     * 邮箱验证码开关
-     */
-    private Boolean mailEnabled;
-
     /**
      * 验证码类型（math 数组计算 char 字符）
      */
@@ -48,12 +43,4 @@ public class CaptchaProperties
     {
         this.type = type;
     }
-
-    public Boolean getMailEnabled() {
-        return mailEnabled;
-    }
-
-    public void setMailEnabled(Boolean mailEnabled) {
-        this.mailEnabled = mailEnabled;
-    }
 }