Update app.py

Update README.md

Update app.py

Upload folder using huggingface_hub

Update app.py

Upload folder using huggingface_hub

Update app.py

Update README.md

Upload folder using huggingface_hub

Update README.md

Upload folder using huggingface_hub

Fix email encoding for non-ASCII characters and logging

Add Hugging Face Space metadata header to README

Fix background email logic to speed up API response

Initial commit