I built a browser extension that reviews your PRs before your teammates do

There's a specific kind of dread that comes with opening a large pull request you've been assigned to review. You click the link. The diff loads. You scroll. Three hundred changed files. No description. The PR title says "fix stuff." The author is already in another country on a flight. You've got no idea where to start. I've been on both sides of this — the reviewer who has to piece together intent from raw diffs, and the author who forgets to explain anything because it all seems obvious from