Create Documentation for ELIZA Chatbot

[JamesDoonan1]

• [ ] Write a description of the ELIZA chatbot’s purpose and how it mimics human conversation
• [ ] Provide instructions on how to run the chatbot locally
• [ ] Add instructions on how to deploy the chatbot to GitHub Pages
• [ ] Add a screenshot or GIF showing the chatbot interface in action
• [ ] Commit the updated README.md with links and instructions