Updates CI to latest major actions (checkout v5, setup-go v6, upload-artifact v5, CodeQL v4) for security and compatibility.
Uses stable major tag for autofix action.
Updates Docker images to Go 1.25 and Alpine 3.22 to leverage newer toolchain and patched bases.
Updates open-pull-requests-limit to 2 in dependabot.yml and upgrade CodeQL action to v4
- Implement HTMLExporter with professional styling and embedded CSS
- Add comprehensive test suite for HTML export functionality
- Update factory to support HTML format ('html' and 'htm')
- Add autofix.ci GitHub workflow for code formatting
- Support all content types: text, lists, quizzes, multimedia, etc.
- Include proper HTML escaping for security
- Add benchmark tests for performance validation
