- Clarify module hook vs file hook: when to use each, different call URLs
- Add schema path (cms/data/schema/) to reglas importantes
- Add assets/ and hook.php to module file structure
- Fix variable assignment example: use string syntax for get()
- Rename twig-filters.md → twig-reference.md (covers more than filters)
- Move Global Variables from modular-system.md to twig-reference.md
- Update all references in CLAUDE.md
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>