Improve runnable detection for JavaScript files (#21246)

Closes #21242

![Screenshot 2024-11-27 at 18 52
51](https://github.com/user-attachments/assets/d096197c-33d2-41b9-963d-3e1a9bbdc035)
![Screenshot 2024-11-27 at 18 53
08](https://github.com/user-attachments/assets/b3202b00-3f68-4d9d-acc2-1b86c081fc34)

Release Notes:

- Improved runnable detection for JavaScript/Typescript files.