feat(showcase): add SHI from Perplexiy London hackathon

[xiaoshihou514]

Description

Submitting our team's work from Perplexity London Hackathon

Consider submitting your project as a Pull Request to our official API Cookbook — standout projects will be showcased on our docs site: https://github.com/perplexityai/api-cookbook

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

See diff

[xiaoshihou514]

@kesku

[xiaoshihou514]

@kesku

[xiaoshihou514]

@kesku