修复存到redis的金额不是浮点数的问题

app/Tasks/IntegralBillTask.php

@@ -65,7 +65,7 @@ class IntegralBillTask extends Task
                 $redis = new RedisModel();
                 $user = json_decode($redis->hget('ic_user', $userId), true);
                 $data = (array)$userIntegral->getUserIntegral($userId);
-                $user['integral'] = $data['integral'] + $amount;
+                $user['integral'] = number_format($data['integral'] + $amount, 2);
                 $result = $redis->hset('ic_user', $userId, json_encode($user));
                 //还要写进user_integrals数据库
                 if ($result !== false) {