Adds `paths:` YAML frontmatter so each rule only loads into Claude Code
context when the agent is working on relevant files, keeping context lean
in a large monorepo.
- architecture-page-level-auth: fires on page.tsx and layout.tsx
- data-prisma-migrations: fires on packages/prisma/**
- testing-playwright: fires on playwright dirs, *.e2e.ts, and api e2e dirs
- api-thin-controllers: fires on *.controller.ts files only
Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>