- Add sarif_functions.go with SARIF format parsing and vulnerability extraction (parse_sarif, extract_sarif_results, count_sarif_by_level)
- Add comprehensive sarif_functions_test.go with 239 lines of test coverage
- Add SARIF-sourced vulnerabilities to seed database including findings from Semgrep, Trivy, Kingfisher, and Bearer tools
- Add Bearer API key detection SARIF sample for test data
- Support asset_type='repo' for code-level findings from static analysis tools
- Integrate sarif functions into goja_runtime and function constants
- Test data includes real-world SARIF reports demonstrating container, dependency, and secret detection findings