# Page Not Found

The URL `book/hello-world` does not exist.

You might be looking for one of these pages:
- [URL-Encoded](https://docs.stof.dev/formats/url-encoded.md)
- [Loops](https://docs.stof.dev/core-concepts/loops.md)
- [Type Libraries](https://docs.stof.dev/libraries/type-libraries.md)
- [Error Handling](https://docs.stof.dev/common-patterns/error-handling.md)
- [Markdown Library (Md)](https://docs.stof.dev/libraries/markdown-library-md.md)

## How to find the correct page

1. **Browse the full index**: [/sitemap.md](https://docs.stof.dev/sitemap.md) - Complete documentation index
2. **View the full content**: [/llms-full.txt](https://docs.stof.dev/llms-full.txt) - Full content export

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/formats/url-encoded.md`)
- Use `Accept: text/markdown` header for content negotiation