- project-rules: directory structure, naming, response format, bilingual comments - security: password hashing, secrets, input validation, logging sensitive data - testing-patterns: implementation details, shared state, mocking, edge cases - api-design: RESTful URLs, response format, status codes, pagination 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>