Tracking / Reporting on System Updates by Project

here is how to build a notes report: https://experienceleaguecommunities.adobe.com/t5/workfront-blogs/gain-faster-collaboration-with-a-custom-note-report/ba-p/518293

here is how to build a journal entry report: https://experienceleague.adobe.com/docs/workfront/using/reporting/reports/create-manage-reports/create-journal-entry-report.html

You can use a Journal Entry report. I have a few set up with prompts, such as project name to narrow down what you're looking for.