Release version 0.0.1-alpha2 (API Version: 0.0.1-alpha1)

style: fix php-cs-fixer trailing comma issue
fix: add public owner and name properties to GithubRepository
refactor: add factory method and warning to GithubPullRequest
feat: add create and reopen pull request functionality
docs: add comprehensive documentation and examples
feat: add pull request merge and close support
feat: add label management support
feat: add commit status and check runs support
feat: add pull request review management
feat: add pull request comment management
feat: add pull request update capability
feat: add enhanced pull request API with user and label support
fix: Update TokenScopes constructor type hint for PHPStan
style: Apply php-cs-fixer and fix deprecations
fix: Convert remaining @covers annotations to PHPUnit 12 attributes
fix: Add missing PSR HTTP interfaces and upgrade PHPUnit annotations
feat: Add rate limit and token permissions checking support
feat(ci): Add simple on-pr pipeline
ci: Stub of phpunit12 compatible test framework