That's your goal.
No project is obligated to help you meet it.
I mean you found and fixed some bugs.
Whether or not they get incorporated into the code base only makes a difference on your resume.
This requires several hours of work
If you're not into it, don't do it.
Expecting a reward is a friction point for a community of volunteers.
originates from a FAANG-level company
FAANG-level companies have business considerations that you cannot possibly be aware of because they are confidential and proprietary. They manage open source projects for their own benefit primarily and the benefit of others only incidentally.
Complete silence.
Move on to something else. Good luck.