Is prod marked as the default branch in your repository? Per the docs, automatic analysis analyzes the default branch. If you need something else, you should set up CI-based analysis.
Do multiple branches show up in SonarQube Cloud? Because automatic analysis only analyzes the main branch, so if you’re seeing other branches in the UI, then you’re not using automatic analysis.
And to verify (I believe you, but I’m trying to get the
ducks in a row) could you provide a screenshot - redacted as necessary - from the Branches page in GitHub showing prod as the Default branch? E.G.