User Agent not highlighted as string

i'm not sure if this is a bug or intentional. but it feels odd to me that, browser useragent in quotes is not highlighted as string.
At first i thought the string was too long. but it was wrong.

<img width="1438" height="333" alt="Image" src="https://github.com/user-attachments/assets/d93f023f-3d2f-439a-86d4-022fce1c1843" />