This commit introduces full documentation for the entire repository.
- Added JSDoc-style docstrings to every JavaScript function in `index.html`. Each docstring provides a clear explanation of the function's purpose, parameters, and return values.
- Updated the `README.md` to include a new section on code documentation, informing developers that the codebase is fully commented.
- Add comprehensive ARIA labels and semantic HTML structure
- Enhance SEO with Open Graph, Twitter Cards, and canonical URL
- Optimize performance by removing unused CSS code
- Improve multilingual error handling for Mastodon feed
- Update sitemap with current date
- Update README with new features
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>
