docs: Finalize CHANGELOG for v1.0.0 release

- Consolidate all features and improvements into v1.0.0
- Include multilingual documentation in first release
- Remove confusing version splits
- Clear structure: Unreleased (planned) vs v1.0.0 (complete)

CHANGELOG.md

@@ -7,60 +7,47 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Planned
+- PostgreSQL database support
+- Apache webserver option
+- Advanced monitoring dashboard
+
+## [1.0.0] - 2025-06-19 - First Release
+
 ### Added
+- Complete LEMP stack automation for Ubuntu/Debian
 - SSL/HTTPS support with Let's Encrypt integration
-- Multi-OS support (Ubuntu, Debian, CentOS, RHEL, Rocky Linux)
 - GitHub Actions CI/CD pipeline
 - Advanced WordPress features (Redis, Memcached, Fail2Ban)
-- Automated backup system
+- Automated backup system with retention
 - WordPress Multisite support
-- Performance optimizations (OPcache, MySQL tuning)
-- Security enhancements (Fail2Ban, ModSecurity ready)
-- Comprehensive documentation
-- Contributing guidelines
-- Troubleshooting guide
-
-### Changed
-- **BREAKING**: Removed RedHat/CentOS/Rocky Linux support for stability
-- Focused on Ubuntu/Debian family systems only
-- Simplified CI/CD pipeline (removed CentOS tests)
-- Unified variables into single debian-family.yml file
-- Streamlined playbooks for better maintainability
-
-### Fixed
-- WP-CLI download from official source
-- MySQL user permissions for TCP connections
-- PHP-FPM socket permissions
-- Service management across different OS families
-
-### Removed
-- RedHat/CentOS/Rocky Linux specific code and variables
-- CentOS Docker tests from CI/CD pipeline
-- Multi-OS complexity that caused maintenance issues
-
-## [1.0.0] - 2025-06-19
-
-### Added
-- SSL/HTTPS support with Let's Encrypt integration
+- Performance optimizations (PHP OPcache, MySQL tuning)
+- Security enhancements (Fail2Ban, secure configurations)
+- Comprehensive documentation and guides
+- Contributing guidelines and troubleshooting guide
+- Docker testing environment
+- Multi-environment support (Docker, VMs, bare metal)
 - Ubuntu/Debian support (20.04, 22.04, 24.04, Debian 11, 12)
-- GitHub Actions CI/CD pipeline
-- Advanced WordPress features (Redis, Memcached, Fail2Ban)
-- Automated backup system
-- WordPress Multisite support
-- Performance optimizations (OPcache, MySQL tuning)
-- Security enhancements (Fail2Ban, ModSecurity ready)
-- Comprehensive documentation
-- Contributing guidelines
-- Troubleshooting guide
+- 🌍 Multilingual documentation (German, Hungarian translations)
+- 🧪 Simplified and robust CI/CD testing approach  
+- 📝 Professional language navigation in README
 
 ### Changed
 - Restructured project for better maintainability
 - Improved error handling in playbooks
 - Enhanced variable management with OS-specific files
 - Better template organization
+- Focused exclusively on Ubuntu/Debian family systems for better stability
+- Unified variables into single debian-family.yml file
+- Streamlined playbooks for better maintainability
+- Improved test reliability with syntax checks instead of runtime tests
 
 ### Fixed
 - WP-CLI download from official source
 - MySQL user permissions for TCP connections
 - PHP-FPM socket permissions
-- Service management across different OS families
+- Service management across different systems
+- CI/CD pipeline stability issues
+- Container build problems in GitHub Actions
+- SSH connectivity issues in automated tests
+- Python3-apt dependency problems in check mode