# Page Not Found

The URL `docs/ruby-project` does not exist.

You might be looking for one of these pages:
- [Core concepts](https://docs.tryterra.co/introduction/core-concepts.md)
- [Account setup and API keys](https://docs.tryterra.co/introduction/account-setup-and-api-keys.md)
- [User authentication](https://docs.tryterra.co/health-and-fitness-api/user-authentication.md)
- [Mobile-only sources](https://docs.tryterra.co/health-and-fitness-api/mobile-only-sources.md)
- [iOS (Swift)](https://docs.tryterra.co/health-and-fitness-api/mobile-only-sources/ios-swift.md)

## How to find the correct page

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

## Tips for requesting documentation

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