The "selected extension" view should not have check box and clicking on the line shouldn't delete the extension

instead it should be visually like the cart one (with a bin) maybe with more context on the line :

<img width="447" height="42" alt="Image" src="https://github.com/user-attachments/assets/9e665dbd-fe8c-4278-9440-47ec60df94e3" />