邀请海报缓存三天

app/Repositories/PosterRepository.php

@@ -226,7 +226,7 @@ class PosterRepository
         Storage::put($filename, (string)$main->encode('jpg'));
         $url = 'http://oss.caihongxingqiu.net/'.$filename;
         Redis::set($key, $url);
-//        Redis::expire($key, 3600 * 24 * 3);
+        Redis::expire($key, 3600 * 24 * 3);
 
         return jsonSuccess($url);
     }