chore: prepare for v1.0.0 release

- Update CHANGELOG with complete feature list
- Add enum support with comprehensive tests
- Add sequences feature with Laravel-style API
- Add nested factories support
- Add roadmap for future features
- Achieve 100% test coverage (57 tests, 185 assertions)
- Full PHP 8.2/8.3/8.4 compatibility
- PHPStan level max with 0 errors
- 100% type coverage

Author: fbarrento

CHANGELOG.md

@@ -1,8 +1,38 @@
 # Changelog
-All notable changes to this project will be documented in this file.
 
-The format is based on [Keep a Changelog](http://keepachangelog.com/)
-and this project adheres to [Semantic Versioning](http://semver.org/).
+All notable changes to `data-factory` will be documented in this file.
 
-## [Unreleased]
-- Adds first version
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## [1.0.0] - 2025-01-11
+
+### Added
+- Initial stable release
+- Core factory pattern for PHP objects and arrays
+- Faker integration for realistic fake data generation
+- States feature for reusable variations
+- Sequences feature for alternating values across instances
+- Nested factories support for complex object graphs
+- Full PHP 8.4 enum support with `randomElement()`
+- `HasDataFactory` trait for easy factory integration
+- `ArrayFactory` for type-safe array generation
+- Comprehensive documentation with examples
+- 100% test coverage with 57 tests
+- PHPStan level max with 100% type coverage
+- PHP 8.2, 8.3, and 8.4 compatibility
+
+### Quality Assurance
+- Laravel Pint for code formatting
+- Rector for automated refactoring
+- PHPStan for static analysis
+- PEST for unit testing
+- Peck for typo detection
+
+### Documentation
+- Complete README with quick start guide
+- Detailed documentation for all features
+- Real-world examples
+- Roadmap for future features
+
+[1.0.0]: https://github.com/fbarrento/data-factory/releases/tag/v1.0.0