---fix:board

app/api/controller/board/UserBoardController.php

@@ -43,10 +43,12 @@ class UserBoardController {
     }
 
     public function cache_board() {
-        Redis::set(self::$RDS_BOARD_KEY, json_encode($this->daily_win_money()));
+        $redis = Redis::instance();
+        $redis->set(self::$RDS_BOARD_KEY, json_encode($this->daily_win_money()));
     }
 
     protected function get_cached_board() {
-        return Redis::get(self::$RDS_BOARD_KEY);
+        $redis = Redis::instance();
+        return $redis->get(self::$RDS_BOARD_KEY);
     }
 }