Diff counting error in discord notification

From the notification sent in discord, the difference in June 6th `(+3)` is incorrect (44-43 = +1). This happened only once and not yet figured out the reproduction way. 

<img width="1624" height="1061" alt="Image" src="https://github.com/user-attachments/assets/1eaf3798-6f9e-4923-87ad-ac48665673e7" />