README Writing Exercise

Format: Write an excellent README for your project.

Must include:

# Project Name
One sentence explaining what this is.

## Screenshot/Demo
A picture is worth a thousand words.

## Quick Start
Get someone up and running in 3 steps.

## Features
- Feature 1
- Feature 2

## Tech Stack
What technologies you used and why you chose them.

## Local Development
Detailed installation and setup steps.

## Contributing Guide
How to participate in this project.

## License

Self-Assessment Criteria: Can someone who has never seen your project understand what it does and get it running within 5 minutes?