CodeQL U-boot - cant continue

my course stop at [Your first query], how can i continue to active next one?
i had submit my code for exercise 3

:wave: can you confirm that you’ve enabled GitHub Actions as indicated in the instructions for Step 2?

Thanks for your info.
I try to GitHub Action in Setp 2 now , but I cant find any flow in side? What should I do?

After i unregistered and register the course again, then it is working.