add log to group control

helper/refill/policy/xyz/policy.php

@@ -99,7 +99,7 @@ class policy extends ProviderManager implements IPolicy
 
         Log::record("ProviderManager::get_providers result=" . implode(',',$names),Log::DEBUG);
         [$hasGroup,$can_others,$channels] = $this->mGroupCtl->find_providers($mchid, $spec, $card_type, $cur_quality);
-        Log::record("GroupControl first result=" . implode(',',$channels),Log::DEBUG);
+        Log::record("GroupControl mchid={$mchid} spec={$spec} quality={$cur_quality} card_type={$card_type} first result=" . implode(',',$channels),Log::DEBUG);
         if($hasGroup)
         {
             if(empty($channels))