Record Demo Video for Submission

## Description
Create a demo video showcasing the project functionality from VM creation to API usage.

## Tasks
- [x] Demonstrate creating a new server
- [x] Show monitoring script updating readiness
- [x] Show API endpoints listing and fetching server info
- [x] SSH into created VM (optional for extra points)
- [x] Upload video to YouTube (Unlisted)
- [x] Add demo link to README