feat(docs): Add Valetudo AI to Showcase

[vero-code]

Description

This pull request adds the Valetudo AI project to the API Cookbook's showcase. It demonstrates a high-stakes use case for the Sonar API: a specialized Q&A engine that prioritizes accuracy and verifiable sources.

Type of Contribution

• Example Tutorial
• Showcase Project
• Article/Integration Guide
• Documentation Update
• Bug Fix
• Other (please describe)

Checklist

• My code follows the cookbook's style guidelines
• I have included comprehensive documentation
• I have tested my code and it works as expected
• I have included all necessary dependencies and setup instructions
• My MDX file includes proper frontmatter (title, description, keywords)
• I have linked to any external repositories or live demos

Project Details

What problem does this solve?
My project, Valetudo AI, is a medical assistant designed to combat health misinformation by providing fast, reliable, and cited answers from trusted sources.

What makes this contribution valuable to other developers?
It serves as a practical, real-world example of the Perplexity Sonar API, showcasing advanced features like domain filtering, date/location search, and image uploads. Also using prompts templates with follow-up chat.

External Links (if applicable):

• GitHub Repository: https://github.com/vero-code/valetudo-ai
• Live Demo: https://www.youtube.com/watch?v=AX3nOh9LbTc
• Devpost: https://devpost.com/software/valetudo-ai

Testing

The project can be tested by following the "Testing the App" instructions in the README of the GitHub repository.

Screenshots

[kesku]

This is a great project, but this doc reads more like a full implementation guide and not a showcase.

Should trim this to just focus on:

• What Valetudo is
• What it does
• How it uses Sonar
• Repo/Demo link

[vero-code]

Hi @kesku! Thank you for the detailed feedback. I've updated the document to focus on the showcase aspects as you suggested. Ready for another look!

[vikvang]

Very solid and great project!