I scanned 50 open-source Spring Boot projects. More than half had silent config drift.

Last weekend I built a small CLI tool to compare Spring Boot config files across profiles. Then I ran it against a handful of well-known open-source Spring Boot projects on GitHub. The results were uncomfortable. Not because the code was bad. The code was fine. But in project after project, application-prod.yml quietly diverged from what the developers intended — and none of it would have shown up in a code review or failed a single test. Here's what I found, and why it matters. What is config d