hello-demo

## Delivery Instructions When triggered: 1. Copy the asset to outputs: ```bash cp assets/hello-demo.html /mnt/user-data/outputs/ ``` 2. Provide the computer link: ``` [View hello-demo.html](computer:///mnt/user-data/outputs/hello-demo.html) ``` 3. Add one-line description: "Interactive HTML demo with bookmarklet showing token-efficient artifact delivery." **DO NOT**: - Generate HTML from scratch - Explain the file contents in detail - Add verbose commentary The asset contains a complete, styled HTML page with: - Bookmarklet demonstration - Usage instructions - Token efficiency explanation **Token efficiency**: This pattern saves ~500 tokens vs. generating explanatory text each time.