Abd756/StemSense

Add YAML metadata to README.md for Hugging Face config

Fix Dockerfile CMD: use api:app instead of api.py:app

Deploy StemSense API to Hugging Face with Docker

feat: Introduce StemSense project, shifting audio source from Spotify to YouTube with `yt-dlp`, and add a comprehensive `README.md`.

Initial commit: Set up project structure and gitignore