Vertical thumbnail with poor corners from GWL in the default theme as shown in the image below: <img width="1599" height="900" alt="Image" src="https://github.com/user-attachments/assets/bf48aabd-436b-44db-8164-e2addb2ad18c" /> <img width="1599" height="900" alt="Image" src="https://github.com/user-attachments/assets/d072106e-abce-4651-9236-c44b24e92394" /> This does not happen with the Min-Y and Mint-L themes.
Vertical thumbnail with poor corners from GWL in the default theme as shown in the image below: