手续费改为0

app/Consts/BillConst.php

@@ -7,7 +7,7 @@ namespace App\Consts;
 class BillConst
 {
     // 手续费1%
-    public const SERVICE_RATE = 0.01;
+    public const SERVICE_RATE = 0;
 
     // 开放时间
     public const SERVICE_START = '2020-10-02 00:00:00';