Navvy Five git commands, run in under a minute, that tell you more about a codebase than an hour of reading code. Commit history is diagnostic data — it reveals team dynamics, risk concentration, and maintenance patterns that the code itself cannot. Run all five commands, then synthesize the results into a diagnostic report. The Commands Run these in parallel where possible. Adjust to match the project's age — use for active projects, extend for slower-moving ones. 1. Churn hotspots The 20 most-modified files in the past year. High churn on a file that nobody wants to own is the clearest sign…