Deploy to AWS

[abrichr]

Implements #2 by deploying to EC2.

This PR implements functionality to automatically deploy SoM to EC2 on AWS via Docker and Github Actions.

It also addresses microsoft#22 by upgrading gradio to 4.17.0 and adds a working example client.py.

(venv) abrichr@MacBook-Pro-4 SoM % python client.py                                                                          
Loaded as API: http://3.84.210.111:6092/ ✔         
/private/var/folders/35/pqjnmmwx24d2mtf4frt5dhcc0000gn/T/gradio/60cdba21007c18ea62202556bd944745f82a4a89/image.png