Cursor Rules for Teams: How to Share AI Rules Across Your Entire Codebase Solo developer with Cursor Rules: one .cursorrules file, one opinion, one style. The AI behaves the same way every session because one person is curating it. Team of ten with Cursor Rules: one engineer pins React 18, another asks Cursor for a feature and gets React 19 Suspense patterns, and the PR ships. Backend A has a ru