update

@@ -209,10 +209,21 @@ class DomainInfoLogic extends BaseLogic
             }
         }
 
+        $extend_config = [];
+        $unique_extend = [];
+        if(isset($this->param['extend_config']) && $this->param['extend_config']){
+            foreach ($this->param['extend_config'] as $k=>$v){
+                if(!in_array($v['origin'],$unique_extend)){
+                    $unique_extend[] = $v['origin'];
+                    $extend_config[] = $v;
+                }
+            }
+        }
+
         //保存301跳转数据+其他域名
         $data = [
             'other_domain'=>json_encode(array_filter($this->param['other_domain'] ?? [])),
-            'extend_config'=>json_encode(array_filter($this->param['extend_config'] ?? [])),
+            'extend_config'=>json_encode($extend_config),
             'type'=>$this->param['type'],
             'private_key' => $this->param['key'] ?? '',
             'private_cert' => $this->param['cert'] ?? '',