WGShare.API/Controllers/Frontend/HomeController.cs

@@ -337,7 +337,7 @@ namespace WGShare.API.Controllers.Frontend
                 var imgStr = Convert.ToBase64String(imageArr);
 
                 imgStr = QrCodeOptimizerHelper.CompressImage(imgStr, 50);
-                RedisHelper.Instance.Set(RedisKeyConstant.WxMiniProgram.GetRoomQrCode(roomNum, env), imgStr, TimeSpan.FromDays(1)); 
+                RedisHelper.Instance.Set(RedisKeyConstant.WxMiniProgram.GetRoomQrCode(roomNum, env), imgStr, TimeSpan.FromMinutes(10)); 
                 return imgStr;
             }
             else if (contentType != null && contentType.Contains("json"))