- Move Chinese docs to docs/zh-cn/ (44 md + RUNTIME_LIFECYCLE.html)
- Move existing English docs to docs/en/
- Translate all Chinese docs to English under docs/en/
- Update README.md links to docs/en/ and README-CN.md to docs/zh-cn/
- Implement bin/analyze-test-coverage.php command line tool for coverage analysis
- Add TestCoverageAnalyzer class to generate PHP version x feature x evidence matrix
- Create markdown and JSON output formats for coverage reports
- Integrate AST node coverage with explicit denominators from php-parser
- Add strict mode for CI validation of parse issues and fixture references
- Update ClassTest.php to reflect new object-to-array conversion behavior
- Modify MethodCallTrait to remove fatal error on missing toArray methods
- Add documentation for test coverage analyzer usage and format
- Include package-lock.json with sharp dependency for image processing
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