# Changelog - Care Book Block Ultimate

Todas as alterações notáveis neste projeto serão documentadas neste arquivo.

O formato é baseado em [Keep a Changelog](https://keepachangelog.com/pt-BR/1.0.0/),
e este projeto adere ao [Versionamento Semântico](https://semver.org/lang/pt-BR/).

## [0.1.0] - 2025-09-12

### Added
- ✅ Projeto inicializado com template Descomplicar® v2.0
- ✅ Estrutura base WordPress plugin criada
- ✅ Arquitetura CSS-first para controlo KiviCare
- ✅ Sistema de hooks/filters para integração
- ✅ Custom database table wp_care_booking_restrictions
- ✅ WordPress Transients API para caching
- ✅ PHPUnit testing framework configurado
- ✅ Performance requirements definidos (<5% overhead)
- ✅ Security-first approach (nonces, capabilities, sanitization)

### Architecture Decisions
- **CSS-first approach**: Inject CSS to hide elements immediately, PHP hooks for data filtering
- **WordPress integration**: Use hooks/filters, never modify core or KiviCare files  
- **Database**: Custom table with proper indexes for scalability
- **Caching**: WordPress transients with selective invalidation
- **Testing**: RED-GREEN-Refactor cycle enforced

### Tech Stack
- PHP 7.4+ + WordPress 5.0+ + KiviCare 3.0.0+
- MySQL 5.7+ with WordPress $wpdb API
- WordPress Hooks/Filters + AJAX + Transients API

### Performance Targets
- <5% overhead on appointment page loading
- <200ms response time for admin AJAX endpoints
- <300ms for restriction toggles (includes cache invalidation)
- Support thousands of doctors/services with proper indexing

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**Formato**: [Keep a Changelog](https://keepachangelog.com/)
**Versionamento**: [Semantic Versioning](https://semver.org/)
**Repositório**: https://git.descomplicar.pt/care-book-block-ultimate